Smil, V. (2018): Energy and Civilization. A History. Cambridge, MA: MIT Press, chapter 6.

The Limits of Fossil Fuels: Advancements and Consequences

The modern civilization relies heavily on fossil fuels, which are finite and cannot be replenished, and this has led to the depletion of energy resources. The use of fossil fuels has brought about many positive advancements in agriculture, industry, transportation, and communication, but it has also led to environmental degradation and income inequality, as well as political instability and the threat of nuclear war.

The Uncertain Future of Global Energy Growth

The growth of global energy proceeded at an unprecedented rate during the twentieth century, accompanied by remarkable qualitative gains. However, the continuation of this process is not certain.

"The Remarkable Efficiency Gains in Energy Use: A Century of Progress"

The efficiency of energy use has increased significantly since the early 1900s, with the highest losses in thermal electricity generation and transportation. Despite a 14-fold increase in total supply of all fossil energies during the 20th century, the steady progress of efficiencies supplied more than 30 times as much useful energy as was available in 1900. This has allowed affluent nations to derive more than twice as much useful energy per unit of primary supply than they did a century ago.

"The Parallel Rise: Fossil Fuels and Biomass Fuels in the Global Energy Supply"

The global supply of fossil fuels rose 800-fold from less than 10 Mt to about 8.1 Gt of oil equivalent during the same time that the extraction of biomass fuels rose from around 700 Mt to about 2.5 Gt, resulting in a gross energy supply of biofuels and fossil fuels that was about the same in 1900.

"The Energy Divide: The Impact of Fossil Fuels on Global Energy Availability"

The global availability of useful energy has increased significantly since the 18th century due to the increased use of fossil fuels, leading to a pronounced difference in energy use between industrializing nations and those that remained largely agrarian.

The Transformation of Energy: From Manual Labor to Mechanization

The text describes the shift from manual labor-intensive energy sources to mechanized and industrial ones, highlighting the vast increase in energy control and the need for greater safety precautions.

"Exploring the Impact of Electronic Controls on Electricity Demand and Renewable Energy Sources"

The text discusses the benefits of electronic controls in transportation and industry, and how they have contributed to the growth of electricity demand. It also highlights the increasing use of renewable energy sources in recent decades.

"The Unequal Impact of Fossil Fuels and Electricity on Agricultural Advancements"

The text discusses how fossil fuels and electricity have revolutionized agriculture and brought higher yields, displaced draft animals, and reduced labor. However, these gains have not been equally shared, and the benefits of global economic growth have gone disproportionately to a minority of the world's population.

"The Impact of Agricultural Mechanization on Rural and Urban Populations"

The development of agricultural mechanization in the early 20th century led to a reduction in agricultural populations and a rise in urbanization. The use of tractors, power takeoff, power lifts, and rubber tires revolutionized field work, increasing labor productivity and reducing the need for manual labor. As a result, rural populations declined, and urbanization continued to rise.

"The Revolutionary Impact of the Haber-Bosch Process on Agriculture"

The Haber-Bosch process, invented in 1909, revolutionized agriculture by providing a way to synthesize ammonia from its elements for use in fertilizers. This process accounted for about 80% of the world's synthetic nitrogen production by 2000, and has allowed for the production of about half of the nutrients used annually by the world's crops. Without this process, the global population enjoying today's diets would have to be almost 40% smaller.

"Reducing Meat Consumption to Alleviate Dependency on Nitrogen Fertilizers and Sustainable Food Supply"

The global population's high meat consumption leads to a dependence on synthetic nitrogen fertilizers, which could be reduced by lowering meat consumption. In China, synthetic fertilizers provide 70% of all nitrogen inputs, and without them, diets would sink to a semistarvation level or the current per capita food supply could only be extended to half of the population. The energy cost of producing nitrogenous fertilizers is high, but has decreased over time due to technological advancements.

The Environmental Impact of Modern Agriculture

The use of fertilizers, herbicides, and pesticides has increased significantly since World War II, with the majority of these chemicals being derived from petrochemical feedstocks. The global inventory of these chemicals now contains thousands of compounds, with energy-intensive specific syntheses. The extent of irrigated farmland has also quintupled during the twentieth century, with about 18% of the world's harvested cropland now being irrigated. The direct and indirect use of fossil fuels and electricity in modern farming has soared from only about 0.1 EJ to almost 13 EJ.

"The Double-Edged Sword of Agricultural Transformation: From Increased Food Availability to High Rates of Waste and Overconsumption"

The transformation of agriculture since 1900 has greatly increased food availability, with a sixfold increase in harvested food energy. However, this has also led to high rates of food waste and overconsumption in affluent countries, where up to 60% of grain is fed to domestic animals.

Unveiling the Interconnected Changes of Industrialization

The industrialization process involves many interconnected changes, including the introduction of electric motors, new forms of urbanization, and the growth of migration and banking. Proto-industrialization, or artisanal production for domestic and export markets, had also been present in parts of Europe and Asia.

"The Varied Pathways of Industrialization: National Peculiarities and Cultural Factors Shaping Economic Transformation"

The process of industrialization was a gradual process that varied across different regions and countries, with different industries and technologies developing at different rates. Many countries had developed large-scale manufacturing for export before the English Industrial Revolution, and even after it, traditional craftsmen outnumbered factory workers in Britain. The process of industrialization was shaped by national peculiarities and cultural factors, such as consumer demand for goods and access to resources.

"The Role of Coal in Fueling the Industrial Revolution and Shaping Mass Consumption"

Coal fueled the industrial revolution, allowing for rapid expansion and higher consumption of energy. The availability of coal and steam power led to more complex manufacturing, new industries, and increased specialization. This allowed for greater production of goods at lower prices, paving the way for mass consumption.

"The Electrifying Evolution of Factory Productivity: The Decline of Human Labor and the Rise of Electricity"

The decline of human labor in industry and the rise of electricity as a superior form of energy led to a new era of factory productivity and efficiency management.

"The Evolution and Advantages of Electric Motors in American Manufacturing"

The first electric motors powered shorter shafts for smaller groups of machines, but after 1900 unit drives became the norm. The installed mechanical power in American manufacturing roughly quadrupled between 1899 and 1929, while the capacities of industrial electrical motors grew nearly 60-fold. The substitution of steam- and direct water-powered drive by motors was practically complete just three decades after it began during the late 1890s. This efficient and reliable unit power supply did much more than remove the overhead clutter, with its inevitable noise and risk of accidents.

The Electrifying Impact: From Assembly Lines to Carbon Fibers

Electrification transformed manufacturing by introducing assembly lines and increasing productivity. It led to the production of new materials and the development of industries such as aluminum smelting and plastics synthesis. The availability of electricity also enabled the production of new composite materials, including carbon fibers, which are now used in aircraft construction.

The Changing Landscape of Steel Production and Manufacturing

The production of steel has increased due to the use of electric arc furnaces and new, lighter steel alloys have found many applications in the auto industry. However, the share of manufacturing in the labor force and GDP has declined in most rich countries.

Revolutionizing Steel Production: Technological Advancements and Energy Efficiency

The summary is smaller than 50 words: Steel production has greatly increased due to advancements in technology, with the energy cost of steel lowered significantly.

"Revolutionizing Energy Efficiency and Transformation in the Industrial Sector"

The industrial sector is the world's largest energy-consuming sector, accounting for more than one-third of global energy consumption in 2015. Non-ferrous metallurgy has seen significant improvements in energy efficiency over the past few decades, with aluminum smelting being a major breakthrough. Aluminum and its alloys have become a popular substitute for steel in various applications, but titanium is now also being used in high-temperature applications. The manufacturing industry has undergone significant transformation with the fusion of modern electronics, and service-related occupations have become an increasingly important part of the manufacturing sector.

The Transformation of Transportation: From Kinetic Energies to New Technologies

The text highlights how modern transportation has transformed the way people move and goods are transported. It notes that transportation is faster, more reliable, and less expensive than traditional modes of transportation, and that this transformation was made possible by the harnessing of natural kinetic energies and the introduction of new technologies like railways and electronic control units in cars.

Revolutionizing Travel and Commerce: The Rise of Railway Transportation in the 19th Century

The rise of railway transportation in the 19th century revolutionized travel and commerce, with trains traveling faster and carrying more people and goods than ever before.

The Global Landscape of Railway Development and High-Speed Trains: A Comparative Analysis

The development of railways in the United States, Russia, and India is described, along with the rise of high-speed trains in Japan, France, Spain, Italy, and Germany. China has the longest high-speed rail network, while the United States lags behind with its solitary Acela train. The progress of road vehicles powered by internal combustion engines is also mentioned.

"The Transformative Power of Cars: Unraveling Economic, Social, and Environmental Effects"

The text is about the impact of cars on the modern world, discussing their economic, social, and environmental effects. It highlights the importance of car manufacturing, highway building, and suburbanization, and the influence of cars on personal mobility and residential and professional choices. The text also notes the addictive nature of car use and the associated environmental impacts.

The Ubiquitous Grip of On-Demand Mobility

Addiction to on-demand mobility is hard to give up due to widespread use.

"The Evolution and Impact of Car and Truck Transportation: A Comprehensive Analysis"

The text discusses the history and impact of car and truck transportation, from its early days to the present day. It highlights the high costs of car accidents, air pollution, and resource depletion, while also acknowledging the benefits of mobility and efficiency. The author notes that the automotive industry has had profound socioeconomic consequences around the world, and that the trend towards car ownership and usage shows no signs of slowing down.

The Decline of Ocean Travel: From Steam Power to Jetliners

The rise of steam-powered ships in the 19th century revolutionized ocean travel, making transatlantic crossings faster and more comfortable. By the late 19th century, large ocean liners were equipped with powerful engines and double-screw propellers, offering luxurious staterooms and excellent service. However, by the 1950s, commercial ships began to transport crude oil and bulk commodities, and the introduction of regular jetliner service sealed the fate of long-distance passenger shipping.

"The Dominance of the Boeing 737: Defying Competition and Redefining the Market"

The Boeing 737 is the bestselling airplane in history with over 8,600 delivered by mid-2015. It has become the smallest of all Boeing jetliners. The mid-range plane has outsold all Airbus models by the century's end, leaving only the American Boeing and European Airbus consortium in the market.

Evolution of Printing Presses and Aircraft

The printing press, initially slow and labor-intensive, was revolutionized by the introduction of iron frames and steam-powered presses in the early 19th century. Similarly, Boeing and Airbus have continuously innovated their aircraft designs, with Boeing's latest model, the 787, utilizing carbon fibers to improve fuel efficiency. Airbus, on the other hand, made significant strides with the A380, a double-decker wide-body plane. Both companies face competition from emerging players in the market.

"The Impact of Information Technologies in the Fossil Fuel Era"

The development of information and communication technologies during the high-energy age of fossil fuels revolutionized the way people communicate and access information. The telegraph, telephone, and photography were among the first technologies to emerge, followed by the phonograph and film. These technologies relied on electricity and were made possible by the use of fossil fuels. The telegraph and telephone were particularly significant, allowing for global communication and the sharing of information on an unprecedented scale. The adoption of the telegraph and telephone also led to the rise of large monopolies that provided affordable and reliable service, but were not known for innovation.

"The Transistor: Revolutionizing Modern Electronics"

The invention of the transistor paved the way for the development of modern electronics, including computers, televisions, and telephones.

"The Evolution of Electronic Computing: From Transistors to Integrated Circuits"

The invention of the transistor, a key component of modern electronics, is credited to Bell Labs researchers Walter Brattain and John Bardeen, who successfully demonstrated a working device in 1947. However, it was William Shockley who patented the more useful junction field-effect transistor in 1951. The development of silicon crystals and improved methods for crystal pulling and silicon doping also played a crucial role in the evolution of electronic computing. Meanwhile, Claude Shannon's theoretical work on the energy cost of communication paved the way for quantitative appraisals of communication performance. The post-World War II rush to commercialize electronic computing was led by companies like Remington Rand, which sold the first UNIVAC computer to the U.S. Census Bureau in 1951. The exponential rise in calculating speed was driven by the replacement of vacuum tubes with transistors, and the development of miniaturized circuits integrated into the body of semiconductor material by Jack S. Kilby and Robert Noyce.

The Revolution of Integrated Circuits: From Transistors to Microprocessors

The invention of integrated circuits by Fairchild Semiconductors in 1959 revolutionized the field of electronics. The U.S. military was the first customer for these circuits, and the number of transistors on a microchip doubled every year from 32 to 64 in 1965. Gordon Moore predicted that this doubling would continue, and this rule, now known as Moore's Law, has held ever since. The world's first microprocessor-controlled commercial product was a programmable calculator by Busicom, designed by Intel in 1969-1970. Intel released the world's first universal microprocessor in 1971, and the spectacular growth of these capabilities has been accompanied by declining costs and improving reliability.

"The Far-Reaching Impact of Microprocessors: From Personal Computers to Mobile Phones"

The invention of the microprocessor has had a profound impact on modern civilization, enabling the development of complex technologies ranging from automated manufacturing to personal electronic devices. The rise of personal computers and the internet preceded the mass adoption of mobile phones, which have become the most personalized impact of microprocessors.

Communication Technology: Boon or Bane for Society?

The development of communication technology has revolutionized the way we interact with each other and access information. From ARPANET to the World Wide Web and mobile phones, this content downloaded from 139.184.14.159 on Fri, 23 Jun 2017 08:09:34 UTC All use subject to http://about.jstor.org/terms Fossil-Fueled Civilization  343 Has the development of communication technology been beneficial or detrimental to our society?

Technological Advancements Enhance Weather Forecasting and Natural Resource Management

Advancements in technology have allowed for improved weather forecasting and natural resource management through the use of various sensors and imaging techniques.

The Growing Impact of Renewable Energy on Global Electricity Generation

The rising use of renewable energy sources is expected to account for almost 10% of worldwide electricity generation by 2020, up from around 5% in 2012.

"The Relationship Between Energy Consumption and Economic Growth: Unleashing Prosperity with Fossil Fuels"

The text discusses the links between energy consumption and economic growth, and how the use of fossil fuels has led to unprecedented rates of growth in industrializing societies. It also notes that while oil-producing countries have benefited from high oil prices, governments in market economies have made more money from taxes on oil than from the producers themselves. Finally, it emphasizes that while pre-industrial economies were largely stationary, the use of fossil fuels has led to rapid economic growth and prosperity in the twentieth century.

The Interplay of Crude Oil Prices, Declining Work Prices, and Economic Growth: A Global Perspective

The text describes the growth of the global economy during the twentieth century, with a focus on the role of crude oil prices and the decline in the price of useful work. It also notes the correlation between economic growth and energy use on both a global and national level, with varying elasticities for different countries.

Energy Consumption and GDP: Exploring Correlations and Offshoring Impacts

The text discusses how the increase in energy use varies among affluent societies, producing low correlations between energy consumption and GDP. It highlights examples of countries with similar GDP but different energy consumption rates, and how high-income economies have lower energy intensity than they did during earlier stages of their development. The text also notes that while some countries have achieved relative energy-GDP decoupling, this may be due to offshoring of energy-intensive industries. Finally, the text points out that declines in electricity intensity have been slower than declines in overall energy intensity, and that China has seen no decline in electricity intensity since 1990.

"The Changing Landscape of Energy Intensity: Global Trends and Future Prospects"

The text discusses the decline in energy intensity of economic growth in various countries, attributing it to factors such as the declining importance of energy-intensive industries, improved conversion efficiencies, and the rising share of the service sector. It notes that while the U.S. energy intensity declined steadily, other countries such as China and India have seen larger declines, and that the coming decades will require large quantities of fossil fuels to sustain economic growth.

The Interplay Between Economic Growth, Energy Consumption, and Societal Consequences

The modernizing countries need to focus on strong economic growth that requires a combination of factors such as technical improvements, responsive institutional arrangements, and appropriate government policies. However, this growth cannot be achieved without a rise in energy consumption, as decoupling economic growth and energy consumption during early stages of modern economic development would violate the laws of thermodynamics. The negative consequences of high energy use range from physical manifestations to gradual changes that become apparent only after many generations, including unprecedented rates of overweight and obesity, reduced physical activity, and urbanization.

"The Dual Effects of Innovation: Improvements and Challenges in Quality of Life"

Innovation has brought about improvements in physical quality of life, but it has also caused pollution, overcrowding, and poor living conditions for the poor. Energy consumption has led to uneven distribution of benefits, security concerns, and environmental risks. The destructiveness of weapons and the risks of nuclear war have been recognized, and steps have been taken to reduce these risks. Urbanization has a long history, but the rapid growth of cities in recent centuries would not have been possible without fossil fuels.

Sustainable Energy Solutions for Modern Cities

Modern cities rely on fossil fuels extracted from small areas to meet their energy needs, and electricity and liquid transportation fuels make it possible to pump water, remove sewage and garbage, and meet transportation and communication needs.

The Dependence of Preindustrial Cities on Local Fuel and Plant Resources

Small preindustrial cities relied on nearby wooded areas for fuel and relied on crops and woodlots for energy consumption, which was between 5 and 30 W/m^2 of their area. The absence of powerful and inexpensive prime movers limited the capacity to transport food and fuel from distant regions, leading to pressure on the plant resources of surrounding areas. This content downloaded from 139.184.14.159 on Fri, 23 Jun 2017 08:09:34 UTC All use subject to http://about.jstor.org/terms

The Dual Realities of Urbanization: Disadvantages and Opportunities

The negative effects of urbanization in the 19th century were studied extensively, with deprivation, filth, and disease common in rapidly growing cities. Similar realities can be seen today in many Asian, African, or Latin American cities. While urban environments have their disadvantages, they often offer better opportunities than rural areas, which can have high concentrations of indoor air pollutants, unsafe water supplies, and minimal opportunities for education. The appeal of the Western middle-class lifestyle is felt throughout the industrializing world, and urbanization has a significant impact on energy consumption.

"Addressing the Disparity in Energy Use: Implications for Global Stability"

The text discusses how the quality of life has improved with rising energy consumption, but the distribution of energy use is extremely skewed. The poorest quarter of humanity uses less than 5% of all commercial energies. The disparity in energy use is one of the main reasons for the chronic gap in economic achievements and quality of life, leading to global political instability.

The Relationship Between Economic Growth and Energy Consumption

The text provides a brief overview of the stages of economic growth and the benefits that come with it, such as increased personal consumption and better health care. It notes that the sequence of these benefits is often correlated with per capita energy consumption, but that this measure is not perfect. The author suggests that a better measure might be average residential energy consumption.

Energy Consumption and Quality of Life: A Threefold Relationship

The relationship between energy use and quality of life is divided into three categories. Nations with annual primary commercial energy consumption below 5 GJ/capita cannot guarantee basic necessities, while incipient affluence requires at least 2 t of oil equivalent per capita per year. National peculiarities preclude any simple classification, but the speed of recent changes is illustrated by the Chinese example.

"The Liberation of Women: The Impact of Electricity on Household Work"

The text discusses the impact of electricity on quality of life and household work, particularly for women, as well as the significance of refrigeration and other electric appliances. It highlights the fact that electricity has been a liberating force for women, making household chores less time-consuming and physically demanding. The text also notes that the widespread adoption of electric appliances was delayed until the 1930s due to high costs and limited rural electrification.

The Electrifying Transformation of Household Tasks

The spread of electricity has revolutionized household tasks in developed countries, making them easier and less time-consuming.

"The Impact of Energy Consumption on Quality of Life"

The quality of life is influenced by different factors such as health, education, and income. Energy consumption also plays a crucial role in improving quality of life, but there is a point where it stops making a significant difference. For instance, an annual energy use of 40-50 GJ/capita is enough to secure basic health care, education and a decent quality of life. However, as energy consumption increases beyond 120 GJ/capita, the improvement in quality of life becomes negligible. The Human Development Index (HDI) is used to measure the overall quality of life, and it shows that there is no discernible improvement in fundamental quality of life above a certain level of energy consumption.

"The Illusion of Energy: Exploring the Disconnection between High Usage and Quality of Life in the United States"

The United States' high energy use has not resulted in improved quality of life indicators when compared to other countries with lower energy use, and has not had any beneficial effect on educational achievements.

"The Devastating Consequences of Concentrated Control"

In concentrating control, individuals can make destructive decisions that result in human suffering, waste of resources, damage to the environment, and destruction of cultural heritage. Examples include the decisions of Spanish kings, Napoleon Bonaparte, Kaiser Wilhelm II, and Adolf Hitler, which led to millions of deaths. The unchecked decisions of Stalin and Mao Zedong, who had access to greater flows of fossil fuels and electricity, resulted in tens of millions of deaths.

The Global Impact of Saudi Arabia's Oil Decisions

The decisions made by a few individuals in Saudi Arabia, the world's largest oil exporter, have profound consequences for global prosperity. OPEC's decisions to raise oil prices in the 1970s led to economic dislocation, while their decision to maintain high production levels in 2014 led to a sharp fall in oil prices.

"The Strategic Significance of Middle Eastern Oil Reserves: A History of Alliances and Ideology"

The Middle Eastern region's oil reserves have been a major strategic concern since the 20th century. The Persian Gulf basin holds 65% of the world's liquid oil reserves, making it a highly sought-after region. Western countries have armed both Iran and Saudi Arabia, while the Soviets supported Egypt, Syria, and Iraq. The US-led alliance assembled to reverse the Iraqi invasion of Kuwait in 1990-91 pushed Iraq's oil reserves to 20% of the global total. However, the failure of the Arab OPEC nations to use oil as a political weapon in the 1973 Yom Kippur War shows that ideology often trumps resource-related objectives.

"Electrifying Politics and Deadly Weapons: From Lenin to Roosevelt"

The use of electric light was exploited by various groups for different political ideals, from American industrialists to the Nazis and the Soviet Union. Lenin saw electrification as key to achieving communism, while Roosevelt used it to stimulate economic recovery in rural areas. Weapons production has become a major industry, with wasteful spending on irrelevant weapons, but also leading to new classes of destructive weapons, culminating in intercontinental ballistic missiles. The power and effectiveness of modern weapons are far beyond those of mid-19th-century predecessors.

"The Evolution of Kinetic Energy in Weapons and Attacks"

The kinetic energy of pre-industrial handheld weapons like arrows and swords was around 101 J, while bullets from muskets and rifles had kinetic energies of around 103 J. Modern guns fire shells with kinetic energies of around 106 J, while rockets and missiles cause most of their damage by exploding warheads, not kinetic energy. The 9/11 attacks used high-speed Boeing aircraft to inflict extraordinary damage on the World Trade Center, with a kinetic energy of around 3.5 GJ.

The Resilience of Human Spirit: Overcoming Challenges and Finding Hope

The summary is not available as the text is too long.

"The Evolution of Naval Warfare: From Steam Turbines to Jet Propulsion and Nuclear Weapons"

The HMS Dreadnought, launched in 1906, was the prototype of a new class of battleships powered by steam turbines. The same class of weapons, including machine guns, submarines, and fighter planes, were used in World War I and II. The interwar years saw the development of tanks and purpose-built aircraft carriers. The Battle of Britain in 1940 was won with the help of radar and Spitfire and Hurricane fighter planes. The postwar arms race began with the development of jet propulsion and nuclear weapons.

"Unleashing Destruction: The Unprecedented Power of World War II Explosives"

The most powerful explosives of World War II were the massive bombs that were dropped on cities, including the Hiroshima bomb, which released 63 TJ of energy. The firebombing of Tokyo in March 1945 caused a large number of casualties due to the blast and ionizing radiation.

The Energy Intensive Nature of Nuclear and Conventional Weapons

The development of nuclear bombs required a significant amount of energy and resources, and the production of conventional weapons also requires energy-intensive materials. The deployment of both types of weapons is energized by secondary fossil fuels and electricity. The production of nuclear weapons imposed a significant drain on national treasuries, and the excess of nuclear warheads served as a deterrent against their use by the other side.

"The Environmental Toll of Modern Warfare: An Energy-Intensive Battle"

The text describes the energy-intensive nature of modern warfare and its impact on the environment. It explains how the use of powerful weapons and advanced military equipment requires a large amount of energy, from the production of materials like steel and aluminum to the fuel needed to power tanks, aircraft, and other vehicles. The text also highlights the impact of mass production during wartime and the need for in-flight refueling during extended missions.

"The Unprecedented Industrial Might of the United States during World War II"

The United States' industrial acceleration during World War II was remarkable, with factories producing 295,959 airplanes compared to 117,479 British, 111,784 German, and 68,057 Japanese airplanes.

The Energy Costs of Modern Warfare and the Changing Dynamics of Conflict

The energy cost of major armed conflicts varies depending on how it is calculated, but available estimates put the total US cost of World War I, World War II, and the Vietnam War at approximately $334 billion, $4.1 trillion, and $748 billion, respectively, all expressed in constant 2011 dollars. Adjusting these totals for energy intensity and wartime industrial production, participation in World War I required about 15% of total US energy consumption, World War II averaged about 40%, and the Vietnam War was no more than 4%. There is no clear correlation between energy use and success in waging modern acts of aggression, and the dominance of the US during the Vietnam War did not translate into victory. Terrorist attacks illustrate the complete reversal of the Cold War paradigm, as weapons are now cheap and widely available.

The High Costs of Destruction: From Terrorism to Nuclear Warfare

Two truck bombs killed 307 people, mostly U.S. servicemen, in Beirut barracks and injured many more. The hijackers of 9/11 had no weapons other than box cutters and the entire operation cost less than $500,000, while the cost of the attack on New York City was estimated at over $500 billion. The cost of the subsequent invasion and occupation of Iraq would raise the total even higher. The cost of developing and amassing nuclear weapons was at least 5% of all U.S. and Soviet commercial energy consumed between 1950 and 1990. A thermonuclear exchange between the United States and the USSR limited to strategic facilities would have caused millions of deaths during the late 1980s.

The Costs and Motivations of Nuclear Disarmament, Energy Generation, and War

The text discusses the costs of nuclear disarmament, the reusing of fissile material for electricity generation, and the link between energy and war. It highlights the belief that the Japanese attack on the United States in 1941 was motivated by a desire for access to American oil, and the peculiarly self-inflicted nature of Japan's confrontation with the United States. The text also acknowledges the lack of evidence to support the idea that Hitler's aggression was motivated by a quest for energy resources.

Misconstrued Motivations: Unveiling the True Causes of Post-World War II Conflicts

The author argues that the causes of post-World War II conflicts in the Middle East and elsewhere have been largely misrepresented as energy-driven, when in fact they stem from religious and ethnic enmities, political ambitions, and strategic considerations. Examples include the Korean War, the Vietnam War, the Soviet occupation of Afghanistan, the U.S. war against the Taliban, and conflicts in Nigeria, Sudan, and Iraq. The author concludes that resource acquisition has not been the primary motive for U.S. military interventions in the region.

"The Environmental Impact of Fossil Fuels and Electricity"

Fossil fuels and electricity are major contributors to environmental pollution and degradation, including air pollution, water pollution, and land use changes.

"The Global Consequences of Environmental Change: From Stratospheric Ozone to CO2 Emissions"

The possibility of reduced concentrations of stratospheric ozone protecting the planet from excessive ultraviolet radiation was accurately foreseen in 1974, and the phenomenon was first measured above Antarctica in 1985. The threat to stratospheric ozone was only the first of several new concerns about the global consequences of environmental change. The leading anthropogenic contributor to global warming is CO2, the end-product of the efficient combustion of all fossil and biomass fuels, and the destruction of forests and grasslands has been the second most important source of CO2 emissions. Since 1850, when it was just 54 Mt C, the global anthropogenic generation of CO2 has been rising exponentially with the increasing consumption of fossil fuels, and other greenhouse gases are emitted by human activities in much smaller volumes than CO2.

"The Dire Consequences of Global Warming: Urgent Action Required to Limit Temperature Rise"

The Earth's atmosphere is warming at an alarming rate due to human activities such as burning fossil fuels. The rise in temperature is causing changes in precipitation patterns, coastal flooding, and shifts in ecosystem boundaries. The key economic consequences include loss of near-shore real estate, sectoral unemployment, and large-scale migration from affected regions. The only way to avoid the worst consequences of global warming is to limit the average temperature rise to less than 2°C, which requires immediate and substantial curtailment of fossil fuel combustion and a rapid transition to noncarbon sources of energy.

"The Call for Unprecedented International Cooperation: A Pathway to Transform Global Governance"

The world needs unprecedented international cooperation to address climate change, which can also provide an opportunity for a new way of managing human affairs.

The Implications of Fossil-Fueled Civilization

•Preindustrial societies relied on solar energy, while modern civilization uses fossil fuels.

•Renewable energies and nuclear fission have been increasing, but fossil fuels still account for 86% of the world's primary energy in 2015.

•The use of fossil fuels has led to advancements in agriculture, industry, transportation, and information and communication capabilities.

•However, there have been negative consequences such as environmental degradation and income inequality.

•Unequal distribution of energy resources has political implications and can perpetuate corrupt regimes.

•Modern high-energy weapons have increased the destructiveness of armed conflicts.

•Nuclear weapons pose a threat to civilization, and terrorism does not require concentrated energy.

•Environmental degradation is a significant challenge for modern civilization.

The Growth and Effects of Global Energy Use

•Changes in energy use, including the extraction and conversion of fossil fuels and nonfossil energies, industrial production, urbanization, globalization, deforestation, and improper farming practices, have led to global biospheric change and the destabilizing effects of global warming.

•Modern civilization has greatly increased energy use and extended human control over energy sources, resulting in both positive and negative consequences.

•The growth of global energy use has continued at unprecedented rates throughout the twentieth century, with a slowdown after the oil crisis in the 1970s.

•Fossil fuel production has exponentially grown, with coal mining growing 100-fold in the period from 1810 to 1910.

•Crude oil extraction has risen about 300-fold, and natural gas production has increased 1,000-fold in the past century.

•Global extraction of fossil energies has risen 14-fold in terms of aggregate energy, but measuring useful energy, such as heat, light, and motion, is a better way to trace this expansion.

Efficiency improvements in energy conversion over time

•Fuels such as incandescent light, steam locomotives, and thermal generation of electricity had low efficiencies (<2%, <5%, <10% respectively).

•Improvements in coal-fired boilers and stoves doubled efficiencies, leaving room for further gains.

•Liquid hydrocarbons burned in furnaces and boilers had higher efficiencies.

•Gasoline-fueled internal combustion engines in passenger cars were relatively inefficient.

•Natural gas combustion, as well as conversions of primary electricity, were highly efficient, exceeding 90%.

•Global average weighted efficiency of energy use increased from 20% in 1900 to over 35% in 1950, and reached 50% by 2015.

•Household heating experienced complete efficiency transition in a few decades.

•The progress in efficiencies supplied over 30 times as much useful energy compared to 1900.

•Affluent nations now derive two or three times as much useful energy per unit of primary supply compared to a century ago.

•Low-income nations that adopted modern energies in the second half of the twentieth century now derive five to ten times as much useful energy per unit of primary supply compared to traditional biomass energies.

Increase in Global Energy Supply and Efficiency over Time

•In per capita terms, the global increase in useful energy supply from 1900 to 2000 was more than eightfold.

•However, there were large national differences in this increase.

•The worldwide total of biomass fuel consumption rose from around 700 Mt in 1700 to about 2.5 Gt in 2000.

•In terms of oil equivalent, this increase was less than quadrupling in three centuries.

•In contrast, the extraction of fossil fuels rose from less than 10 Mt to about 8.1 Gt of oil equivalent during the same time, which is about an 800-fold expansion.

•The global supply of biofuels and fossil fuels was about the same in 1900.

•The efficiency of household heating has significantly improved over time.

•In the 1950s, wood stoves had an efficiency of about 30-35%.

•In Prague, lignite coal stoves had an efficiency of about 45%.

•In the United States, fuel oil furnaces had an efficiency of no more than 60%.

•In Canada, a natural gas furnace had an efficiency of 65%, and a new super-efficient home had a natural gas furnace with an efficiency of 94%, later replaced with one rated at 97%.

Evolution of Per Capita Energy Consumption in Different Societies

•According to Smil (1983, 2010a), in the year 2000, fossil fuels supplied nearly eight times more energy than wood, crop residues, and dung when adjusted for actually delivered, useful energy.

•Average per capita energy consumption levels have surged to unprecedented heights, driven by increases in energy use.

•Foraging societies had average annual consumption levels of 5-7 GJ/capita, mainly dominated by the provision of food.

•Ancient high cultures gradually saw rising energy use for better shelters, clothing, transportation, and manufacturing.

•In New Kingdom Egypt, average consumption was estimated to be no more than 10-12 GJ/capita, while in the early Roman Empire it was around 18 GJ/capita (Smil 2010c).

•Early industrial societies, fueled by coal, easily doubled the traditional per capita energy use.

•European averages for energy consumption stagnated at 16.6-18.1 GJ/t until 1800, followed by differentiation between industrializing nations and agrarian economies.

•England and Wales saw a rise in mean energy consumption from 60 GJ/capita in 1820 to 153 GJ/capita by 1910, while Germany and France experienced significant increases as well.

•By 1910, average consumption rates in the United States reached above 300 GJ/capita (Schurr and Netschert 1960).

Evolution of Energy Sources and Control

•Foraging societies relied heavily on food and fodder for energy.

•In the early Roman Empire, food and fodder accounted for approximately 45% of all energy.

•In preindustrial Europe, food and fodder ranged from 20% to 60%, but by 1820 the average was around 30%.

•By 1900, food and fodder accounted for less than 10% of energy supply in the UK and Germany.

•By the 1960s, fodder energy became negligible and food accounted for no more than 3% of energy supply in affluent societies.

•This shift was due to the dominance of industrial, transportation, and household uses of fuels and electricity.

•Per capita delivery of electricity significantly increased in high-income economies.

•In 2010, per capita electricity delivery in Western Europe was around 7 MWh/year, while in the United States it was about 13 MWh/year.

•Advances in technology allowed for greater control and utilization of energy.

•In the early 1900s, a Great Plains farmer controlled 5 kW of animate power with horses, while in 2000 their descendant controlled over 250 kW of diesel engine power with a tractor.

•Engineers operating coal-fired locomotives in 1900 commanded 1 MW of steam power, while pilots of Boeing 747 jets in 2000 controlled up to 120 MW of gas turbine power.

•The concentration of power in modern times requires greater safety precautions.

•Operators of intercity jetliners control 30 MW generated by jet engines, compared to the 3 kW power of coaches used in the 19th century.

•Inattention or errors of judgment by operators can have significantly different consequences based on the amount of power being controlled.

The Role of Electronic Controls in Transportation and Electricity Generation

•Japan's shinkansen, the world's safest public transportation system, has centralized electronic controls that maintain proper distance between trains and engage brakes if speed exceeds the maximum.

•Modern jetliners and passenger cars have been highly automated for decades, utilizing electronic controls.

•The growth of global electricity output in the 20th century outpaced fossil fuel extraction, with electricity supply increasing by 11% annually between 1900 and 1935 and more than 9% annually thereafter until the early 1970s.

•The growth of electricity generation declined to about 3.5% annually for the remainder of the century due to lower demand and higher conversion efficiencies in high-income economies.

•Renewable sources of electricity generation, such as solar energy and wind, have shown notable advances since the late 1980s.

The Role of Fossil Fuels and Electricity in Agriculture

•The use of fossil fuels and electricity in modern farming has had a significant impact on global food production.

•Fossil fuels and electricity are used directly to power machines and indirectly in the construction of machines and the extraction of fertilizers and agrochemicals.

•These energy sources have resulted in higher and more reliable yields, and have replaced draft animals in rich countries and reduced their importance in poorer countries.

•Indirect fossil fuel subsidies in agriculture have been present since the eighteenth century, but energy costs for machinery are only a fraction of the energy used to run farming equipment.

•Diesel engines have become the dominant energy source for field machinery, but gasoline and electricity are also used.

Mechanization, Rising Labor Productivity, and Rural Population Decline

•Cars became a mass-produced commodity in 1960, marking a significant advancement in mechanization.

•The first American tractor factory was established in 1905.

•Power takeoff for attached implements was introduced in 1919.

•Power lifts, diesel engines, and rubber tires were introduced in the early 1930s.

•Mechanization in Europe was slower until the 1950s.

•Mechanization in populous countries of Asia and Latin America started in the 1960s and is still ongoing in many poor countries.

•Mechanization of field work led to a rise in labor productivity and a decline in agricultural populations.

•Early tractors had power equivalent to 15-20 heavy horses.

•Today's most powerful machines have a rating of up to 575 horsepower.

•Rising productivity reduced average labor inputs to American wheat farming from 30 h/t of grain in 1800 to less than 7 h/t in 1900.

•Labor inputs further reduced to about 90 minutes by the year 2000.

•The reduction of rural populations resulted in a rise of urbanization.

•American rural labor decreased from over 60% in 1850 to 1.5% in 2015, while agricultural labor in the EU is around 5% and in China it is about 30%.

•The number of American draft horses reached its highest in 1915, but mule numbers peaked in 1925 and 1926.

•Total draft power was approximately ten times larger than tractors in the second decade of the twentieth century.

•By 1927, tractors and animals had equal power capacity, and the peak animal total decreased by 1940.

•Mechanization alone was not enough to release rural labor; higher crop yields were also necessary.

•Higher crop yields were achieved through new crop varieties, fertilization, herbicide and pesticide applications, and widespread irrigation.

•The well-balanced supply of plant nutrients was formulated by Justus von Liebig in 1843 as Liebig's law of the minimum.

The Development and Impact of Synthetic Nitrogen Fertilizers

•In 1842, John Bennett Lawes introduced the treatment of phosphate rocks using diluted sulfuric acid to produce ordinary superphosphate.

•Large phosphate deposits were discovered in Florida in 1888 and in Morocco in 1913.

•Potash (KCl) could be mined at various sites in Europe and North America.

•Prior to the 1890s, the only inorganic option for nitrogen fertilizer was to import Chilean nitrates.

•Small amounts of ammonium sulfate started being recovered from new by-product coking ovens.

•The expensive cyanamide process, which produced calcium carbide and combined it with pure nitrogen to produce calcium cyanamide, became commercial in Germany in 1898.

•The electric arc Birkeland-Eyde process was used from 1903 to produce nitrogen oxide, which could be converted to nitric acid and nitrates.

•Fritz Haber invented a catalytic, high-pressure process to synthesize ammonia from its elements in 1909.

•Commercialization of the process took place in the BASF plant in Ludwigshafen in 1913, initially for the production of ammonium nitrate for explosives during World War I.

•The first synthetic nitrogen fertilizers were sold in the early 1920s.

•Prior to World War II, the production of synthetic nitrogen fertilizers remained limited.

•By 1960, over a third of American farmers did not use synthetic fertilizers.

•Technical advances lowered the overall energy cost of ammonia synthesis and enabled the worldwide applications of nitrogenous compounds.

•By the year 2000, the worldwide application of synthetic nitrogen reached an equivalent of about 100 Mt N, accounting for about 80% of its total synthesis.

•The use of synthetic nitrogen has led to higher crop yields and now supplies about half of the annual nutrient used by the world's crops.

•About 40% of the current global food supply depends on the Haber-Bosch ammonia synthesis process.

•Without the Haber-Bosch synthesis, the global population enjoying today's diets would have to be almost 40% smaller.

Energy Cost of Synthetic Nitrogen Fertilizers

•Populous low-income countries have limited options to reduce their dependence on synthetic nitrogen.

•Synthetic nitrogen provides about 70% of all nitrogen inputs in China, where over 70% of protein comes from crops.

•The absence of synthetic fertilizers in China would lead to a decrease in average diets and a decrease in per capita food supply.

•The energy cost of mining potash and phosphates for fertilizers adds 10% to the total.

•The energy requirements of the Haber-Bosch synthesis, used for synthetic nitrogen production, have decreased over time due to technological advances.

•Different processes have reduced the energy cost from over 100 GJ/t NH3 in 1913 to around 27 GJ/t NH3 in 2000.

•Most farmers prefer liquid or solid fertilizers, such as urea, which have a higher nitrogen content than ammonia.

•The overall energy cost, including transportation and conversion, is estimated to be around 55 GJ/t N on a global average.

•In 2015, the synthesis of nitrogenous fertilizers used about 6.3 EJ of energy, or just over 1% of the global energy supply.

•The global production of nitrogenous fertilizers has increased exponentially while the energy costs of ammonia synthesis have declined significantly.

Energy Subsidies and Agricultural Practices in the 20th Century

•The growth of fertilizer applications after World War II coincided with the introduction and increased use of herbicides and pesticides.

•The first commercial herbicide, 2,4-D, was marketed in 1945, followed by the release of the insecticide DDT in 1944.

•Herbicides and pesticides are mostly derived from petrochemical feedstocks and have higher energy-intensive syntheses compared to ammonia production.

•The global extent of irrigated farmland increased from less than 50 Mha to over 250 Mha in the 20th century, with about 18% of the world's harvested cropland now being irrigated.

•Irrigation uses energy for pumping water, with diesel engines or electric pumps being the most common sources of energy.

•Energy subsidies in modern farming increased significantly in the 20th century, with an average hectare of cropland receiving roughly 90 times more energy subsidies in 2000 compared to 1900.

•The increased energy subsidies did not result in higher efficiencies in using the energy of the sun for food production.

Impact of Oil on Global Food Availability

•In 1900, global crop output only provided a small margin above human food needs, resulting in inadequate nutrition and minimal animal feed.

•Increased energy subsidies allowed new staple cultivars to reach their full potential, leading to rising yields and a sixfold increase in harvested food energy.

•By the beginning of the twenty-first century, the global harvest provided an average daily supply of 2,800 kcal/capita, more than adequate if equitably accessible.

•Limited access to food, not unavailability, is the reason for undernourishment in approximately 12% of the world's population.

•Affluent countries have a food supply that is 75% higher than the actual need, leading to significant food waste and high rates of overweight and obesity.

•A substantial amount of grain (50-60% in affluent countries) is fed to domestic animals, with varying conversion ratios for different livestock.

•The energy loss in conversion to meat and milk has nutritional rewards, which has resulted in the rising consumption of animal foods.

High-protein diets and industrialization

•High-protein diets have contributed to taller statures in rich nations and have provided adequate nutrition in major poor countries.

•China's per capita diet contains about 3,000 kcal/day, 10% more than Japan's.

•Industrialization involves a wide range of interconnected changes.

•Electric motors on factory floors were a significant change, allowing precise control of machines.

•High-speed tools and better-quality steels were crucial for producing superior machines and components.

•International trade required new, powerful prime movers fueled by crude oil extraction and refining.

•Machine production in factories required workers to be located nearby, leading to new forms of urbanization.

•The rise of a money economy and the mobility of labor and capital led to new contractual relations, promoting migration and banking.

•Mass output and low unit cost drove the development of reliable and inexpensive transportation and distribution.

•Coal-powered steam engines were not necessary to initiate industrialization, as cottage and workshop manufacturing had already existed.

•Artisanal production existed in Europe, China, Japan, and parts of India before the coal-energized industrialization.

•Wootz steel, produced through the carburization of wrought iron, was a notable example of artisanal production in India.

Industrialization and Mass Consumption in Various Regions

•Industrial manufacturing of textiles based on water power was a key step in Europe's transition from cottage production to centralized manufacturing.

•Industrial waterwheels and turbines continued to compete with steam engines in several locations even after the introduction of steam power.

•Mass consumption was not a novelty but a major social force in parts of Western Europe as early as the fifteenth and sixteenth centuries.

•In Tokugawa Japan, the tastes and aspirations of wealthier urban residents provided cultural impetus to industrialization.

•Increasing numbers of wealthier people sought access to a wide range of goods, from mundane cooking pots to exotic spices and fine textiles.

•The term "industrial revolution" is misleading as industrialization was a gradual and evolutionary process.

•Traditional craftsmen greatly outnumbered factory workers during the peak of industrialization in Britain.

•Industrialization patterns worldwide were not uniform and were influenced by national peculiarities, such as France's emphasis on water power, America and Russia's reliance on wood, and Japan's tradition of meticulous craftsmanship.

•Coal and steam were initially not revolutionary inputs but gradually provided heat and mechanical power.

The Role of Coal in Industrial Expansion

•Coal mining was critical for accelerating industrial expansion, but not necessary for industrialization.

•Belgium, with its coal-rich economy, became the most industrialized continental country in mid-nineteenth century Europe.

•Other European regions, such as the Rhine-Ruhr region, Bohemia and Moravia, and Prussian and Austrian Silesia, experienced early industrial growth due to their coal-based economies.

•In the United States, Pennsylvania and Ohio emerged as early leaders in industrialization due to their high-quality anthracites and bituminous coal.

•The discovery of rich coal deposits in Ukraine and the development of the Baku oil fields in Russia during the 1870s led to rapid industrial expansion.

•Japan's quest for modernity during the Meiji era was energized by coal from northern Kyushu.

•India's largest commercial empire grew from J. Tata's blast furnace using Bihari coke.

•Coal and steam power allowed traditional manufacturers to produce larger volumes of high-quality products at lower prices, enabling mass consumption.

•The availability of inexpensive and reliable mechanical energy led to more sophisticated machining, complex designs, and specialization in the manufacture of parts, tools, and machines.

•New industries, such as high-pressure boilers and pipes, railway locomotives and wagons, water turbines, screw propellers, iron hulls, and submarine telegraph cables, emerged with the use of coal, coke, and steam.

•The making of inexpensive steel in Bessemer converters and open-hearth furnaces found new large markets for finished products.

Shift from Human Labor to Machines and the Impact of Electricity

•Rising fuel inputs and the replacement of tools by machines reduced human muscles as a source of energy.

•Labor turned towards supporting, controlling, and managing the productive process.

•Analysis of the England and Wales census and the Labor Force Survey shows the decrease in "muscle power" jobs and increase in "caring" professions.

•Frederick Winslow Taylor pioneered studies on optimizing, rearranging, and standardizing muscular activities for increased labor productivity.

•Electrification brought about a new period of industrialization, with electricity being a superior form of energy.

•Electrification revolutionized industries with its instant access, reliability, adjustability, cleanliness, and versatility.

•The substitution of steam engines for waterwheels did not significantly change factory layout, as mainline shafts and belts still powered individual machines.

The Evolution of Electric Motors and the Influence of Frederick Winslow Taylor

•Introduction to the inefficiencies and limitations of the initial setup of electric motors, leading to the adoption of unit drives for smaller groups of machines.

•Between 1899 and 1929, American manufacturing saw a significant increase in the installed mechanical power, with industrial electrical motors growing nearly 60-fold and accounting for over 82% of the total available power.

•The substitution of steam- and direct water-powered drive by motors was practically complete within three decades, providing a more efficient and reliable power supply.

•The use of electric motors allowed for increased flexibility in plant design and improved illumination and ventilation.

•The influence of Frederick Winslow Taylor, who focused on optimizing physical exertion and eliminating wasted labor.

•Taylor's principles of scientific management became a key guide for global manufacturing.

•Japanese companies, such as Toyota, have successfully implemented Taylor's principles by eliminating unproductive labor, reducing workloads, encouraging worker participation, and minimizing labor-management confrontation.

Impact of Electricity on Industrialization

•Efficiency of electric motors and precise power control led to higher labor productivity.

•Introduction of specialized industries such as manufacturing of light bulbs, dynamos, transmission wires (after 1880), and steam and water turbines (after 1890).

•Introduction of high-pressure boilers burning pulverized fuel after 1920.

•Construction of giant dams using reinforced concrete began a decade later.

•Widespread installation of air pollution controls occurred after 1950.

•First nuclear power plants commissioned before 1960.

•Rising demand for electricity stimulated geophysical exploration, fuel extraction, and transportation.

•Fundamental research in material properties, control engineering, and automation necessary for improving steels and other metals.

•Availability of reliable and cheap electricity transformed industrial activities.

•Widespread adoption of assembly lines, both the rigid Fordian variety and the flexible Japanese kind.

•Availability of inexpensive electricity led to the development of new metal-producing and electrochemical industries.

•Electricity crucial for the synthesis and shaping of plastics starting in the 1930s.

•Introduction of composite materials, such as carbon fibers, with a higher energy cost but commercial use in replacing aluminum alloys in aircraft construction.

•Lightweight materials substituted for steel, but steelmaking itself still relevant.

Importance of Electricity in Modern Industrialization

•Electric arc furnaces are increasingly used in steel production, which has found many uses in the auto industry.

•Without electricity, large-scale micromachining, jet engines, medical diagnostic devices, electronic controls, and telecommunication devices would not be possible.

•Manufacturing's shares in the labor force and GDP have been declining in rich countries.

•Mass flows of energy and materials remain the foundation of industrialization, with metals, particularly iron used in steel production, being essential.

•Steel production in 2014 was much larger than the combined output of aluminum, copper, zinc, and lead.

•Blast furnaces, basic oxygen furnaces, and electric arc furnaces dominate steel production.

•Blast furnaces have grown in size and productivity over time, with the record inner volumes reaching 5,500 to 6,000 m3 in 2015.

•The output of hot metal from blast furnaces has increased from 50 t/day in 1840 to around 15,000 t/day now.

•Operating large blast furnaces requires prodigious mass and energy flows.

Advancements in Steel Production and Energy Efficiency

•A large integrated steel mill requires approximately 10 million tons of materials per year.

•Modern furnaces can produce hot metal continuously for 15-20 years before needing to be relined.

•Coke consumption has significantly declined since 1900, with rates in Japan and Germany being around 370 kg/t and less than 340 kg/t, respectively, in 2010.

•The energy cost of coke-fueled iron smelting has decreased from 275 GJ/t in 1750 to 12-15 GJ/t by 2010.

•Different types of furnaces have different conversion rates of iron into steel, with electric arc furnaces converting up to 97%.

•Electric arc furnaces now consume less than 350 kWh/t of steel, compared to over 700 kWh/t in 1950.

•Specific emission rates for CO2 and dust have significantly decreased between 1960 and 2010.

•Continuous casting of hot metal has reduced the energy cost of steel production.

•Steel production has increased significantly over the years, with per capita production being 75 g/year in 1850, 18 kg/capita in 1900, 140 kg/capita in 2000, and approximately 225 kg/capita in 2015.

•In 2013, the worldwide production of iron and steel required at least 35 EJ of fuels and electricity, making up less than 7% of the total energy consumption.

Role of Nonferrous Metallurgy in Energy Consumption and Manufacturing

•The world's primary energy supply is dominated by the industrial sector, accounting for 39% compared to other industries (23%), transportation (27%), and residential use (36%).

•Nonferrous metallurgy, specifically aluminum smelting, is a significant innovation in the industry.

•Aluminum smelting was developed in 1866 through the independent inventions of Charles M. Hall in the United States and P. L. T. Héroult in France.

•Aluminum smelting requires at least six times more energy than iron smelting, but improvements in the Hall-Héroult process have reduced the electricity requirements.

•Aluminum's uses expanded with advancements in aviation, as it provided a lightweight and strong alternative to wood and cloth.

•Aluminum and its alloys have become substitutes for steel in various applications, ranging from automobiles to space vehicles.

•Titanium has gradually replaced aluminum in high-temperature applications, notably in supersonic aircraft.

•The production of titanium is at least three times more energy-intensive than the production of aluminum.

•The fusion of mass-produced metals with modern electronics has transformed manufacturing, offering design options, precision controls, flexibility, and changes in marketing and distribution.

•In 2005, services purchased by manufacturers from outside firms accounted for 30% of the value added to finished goods in the United States.

•Service-related occupations in the manufacturing sector constituted a significant portion of jobs, ranging from a slight majority (53%) in the U.S. to 32% in Japan.

Transformation of Products and Transportation in Modern Society

•Many products, including cars, have become hybrids and have undergone significant changes in research, design, marketing, and servicing.

•Appearance, brand distinction, and quality have become important considerations in addition to the quantity of production.

•This trend has implications for future energy use and the labor force structure.

•In contrast to traditional transportation methods, fossil-fueled or electrified transport is faster, more reliable, and more expensive.

•Land transport powered by animate muscles had changed very little over millennia until railways were introduced.

•Railways revolutionized transportation by increasing speed and efficiency.

•Modern cars are prime examples of the fusion of mechanical and electronic components, with the introduction of electronic control units (ECUs) in the 1970s.

Evolution of Car Electronics and Software

•GM had approximately 50,000 lines of engine control software code in its domestic car line four years after introducing spark timing.

•Inexpensive cars now have up to 50 Electronic Control Units (ECUs), while some premium brands have up to 100 networked ECUs supported by software containing close to 100 million lines.

•Comparing lines of code can be misleading, as software in cars is often bloated due to covering excessive options and configurations offered with luxury models.

•Electronics and software now account for up to 40% of the cost of premium vehicles.

•Completely autonomous, self-driving vehicles are not coming as soon as some believe.

•Railways with trains pulled by steam engines were constructed in Europe and North America in less than 80 years.

•Passenger cars quickly evolved to have heating, washrooms, good upholstery, fine meal services, and sleeping arrangements.

•Faster and more comfortable trains allowed for suburbanization and the transportation of resources and goods.

Development of Railway Networks and Transportation Revolution

•In 1860, the United States had 48,000 km of track, three times the UK total.

•By 1900, the US had nearly ten times more track than the UK.

•The first transcontinental link in the US was established in 1869, with four more lines added by the end of the century.

•In Russia, fewer than 2,000 km of track were laid by 1860, but that number rose to over 30,000 by 1890 and nearly 70,000 km by 1913.

•The transcontinental link across Siberia to Vladivostok was started in 1891 but only completed in 1917.

•British withdrawal from India in 1947 left behind about 54,000 km of track.

•Mainland Asian countries did not build major railway networks before World War II.

•After World War II, railways faced competition from cars, buses, and planes in most industrialized countries.

•However, the Soviet Union, Brazil, Iraq, and Algeria continued to build new lines, and China became the Asian leader with over 30,000 km of track added between 1950 and 1990.

•The innovation of fast long-distance electric trains, such as the Japanese shinkansen and French TGV, became successful post-World War II.

•In 2014, China had 16,000 km of dedicated high-speed rail.

•The progress of road vehicles powered by internal combustion engines, the second transportation revolution, took a similar amount of time, with interruptions due to world wars.

•The United States had high car ownership already by the late 1920s, while Europe, Japan, and China had later stages of mass car ownership. China's car sales surpassed the US total in 2010.

Impact of Cars on Modern Society

•The economic, social, and environmental changes brought by cars are among the most profound transformations of the modern era.

•Car making emerged as the leading industry in terms of product value, with exports benefiting economies such as Germany and Japan.

•Industries such as steel, rubber, glass, plastics, and oil refining are dependent on car manufacturing.

•Highway building has required massive state participation, with Hitler's Autobahnen preceding Eisenhower's system of interstates.

•The proliferation of freeways and parking spaces has led to the destruction of neighborhoods and the reordering of cities.

•Car ownership has been a part of embourgeoisement, with affordable designs like Ford's Model T and Volkswagen's Volkswagen enabling mass ownership.

•Personal travel freedom has had significant effects on residential and professional mobility.

•The analogy of a car as a mechanical steed, turning its driver into a knight with aristocrat's mobility, reflects the addictive nature of personal travel.

•In 2010, there were an average of 1.25 people per motor vehicle in the United States, and 1.7 in both Germany and Japan.

On-Demand Mobility and Addiction

•The worldwide total of road vehicles grew from about 10,000 in 1900 to over one billion by 2010.

•The US has the highest rate of ownership, with about 1.25 people per vehicle in 2010.

•Adolf Hitler decreed the specifications for Volkswagen Beetle in 1933, with production starting in 1938.

•Civilian production of the Beetle began in 1945 under British Army command.

•The Beetle flooded German roads during the early years of West German Wirtschaftswunder.

•The production of the original Beetle stopped in Germany in 1977, but continued in Brazil until 1996 and in Mexico until 2003.

•The Renault 4CV and Citroen 2CV were the French counterparts of the Beetle, with over one million cars made between 1945 and 1961.

The Impact of Automobiles and Trucking on Society

•The Fiat Topolino and British Morris Minor, two popular car models, were overshadowed by Japanese designs in the 1980s (Siuru 1989).

•Despite a recession-induced dip, car sales in the United States reached near record levels of 16.5 million units by 2015.

•There are approximately 1.25 billion vehicles on the road globally, with new passenger car sales reaching about 73 million in 2015 (Bank of Nova Scotia 2015).

•Traffic accidents cause nearly 1.3 million deaths and up to 50 million injuries annually (WHO 2015b).

•Automotive air pollution is a key contributor to photochemical smog in megacities worldwide (USEPA 2004).

•The average lifespan of a car ranges from nearly 11 years in affluent countries to over 15 years in low-income economies.

•Trucking has had profound socioeconomic consequences, reducing costs and speeding up the movement of farm products and goods.

•Long-distance heavy trucking has become essential for food deliveries and industrial distribution.

•Trucking has replaced railways in some rapidly growing economies, like Brazil, but has also caused environmental destruction.

•Buses are the leading means of long-distance passenger transport in poor nations.

Evolution of Transatlantic Transportation

•By 1890, steamships had reduced the crossing time of the Atlantic to less than six days and switched to steel hulls.

•The famous shipping lines, such as Cunard, Collins, and Hamburg-America, used large ships with powerful engines and double-screw propellers.

•These steamships offered grand staterooms and excellent service, contrasting with the crowded and unpleasant steerage passages.

•In 1890, steamships carried over half a million passengers a year to New York.

•In the late 1920s, the total North Atlantic traffic surpassed one million passengers a year.

•By 1957, airlines carried more passengers across the Atlantic than ships, and regular jetliner service sealed the fate of long-distance passenger shipping.

•The growth of commercial steamships was influenced by the completion of the Suez Canal, effective refrigeration, the opening of the Panama Canal, and the use of large diesel engines.

•Since the 1950s, larger specialized ships have been needed to transport not only oil, but also other bulky commodities and consumer goods.

•Scheduled international air transport began in 1919 and advanced to regular transoceanic links before World War II.

•Mass air travel became possible with the introduction of jet aircraft in the late 1950s, following the grounding of the British Comet due to fatal disasters.

•The Boeing 707, introduced in 1957, was followed by the Boeing 727, both enabling long-range air travel.

Evolution of Boeing Jetliners and the Impact on Travel

•Boeing 737 has become the bestselling airplane in history, with over 8,600 planes delivered by mid-2015.

•During the 1950s and 1960s, other companies like McDonnell Douglas, General Dynamics, Lockheed, and Sud Aviation introduced their own jetliners.

•By the end of the century, only Boeing and European Airbus consortium remained in the market.

•Advancements in speed and range of planes, along with the proliferation of airlines and flights, have made global travel in a single day possible.

•Flying costs have decreased due to lower fuel consumption, opening up new business opportunities and tourism.

•However, these advancements have also led to issues like migrant movements, drug smuggling, and terrorism involving hijacking.

•Fossil-fueled societies have produced, stored, distributed, and used much larger amounts of information than previous societies.

•Printing was a significant form of information distribution in East Asia and early modern Europe.

•The first scheduled commercial flights in 1919 had a cruising speed of 150 km/h and a maximum range of 600 km.

•The Boeing 707 in the late 1950s could cruise at close to 1,000 km/h, and the Boeing 777 in the late 1990s could fly nonstop for over 15,000 km.

•The Concorde, flying at twice the speed of sound, was a costly exception.

Evolution of Printing Press to Increase Print Efficiency

•Prior to the use of fossil fuels, commercial activity relied on hand typesetting and hand-operated wooden screw presses.

•The introduction of iron frames sped up the printing process, but the Gutenberg printing press design could only produce 240 impressions per hour.

•In 1814, Friedrich Koenig and Andreas Friedrich Bauer designed a steam-powered printing press that could produce 1,100 impressions per hour.

•By 1827, the steam-powered press was capable of producing 5,000 impressions per hour.

•The increased efficiency of printing presses facilitated by steam power revolutionized the industry.

Development of Communication Technology

•In the 1840s, rotary presses could produce 8,000 impressions per hour and by the 1860s, this rate increased to 25,000.

•Telegraph, commercially available in 1838, allowed for faster news dissemination.

•In the late 1800s, telephone and sound recordings became commercialized.

•All these technological advancements relied on electricity, except for printing.

•Electricity enabled global telecommunication, with the first practical telegraph demonstrated in 1837.

•Morse's coding system and the extension of land lines were notable early developments.

•By 1900, multiplex wires with automatic coding transmitted millions of words daily.

•The telephone, patented in 1876, initially had slow acceptance for long-distance calls.

•Radio-telephone links were available from the late 1920s, but were expensive and unreliable.

•Classic black rotary-dial telephone introduced in the 1920s and remained in use for four decades.

•Electronic touch-tone phones were the first major innovation after the rotary-dial phones.

Development of Communication and Information Techniques in the United States

•The development of sound and picture storage, reproduction, and transmission techniques progressed alongside advancements in telephony.

•Thomas Edison's phonograph (1877) and Emile Berliner's gramophone (1888) were early examples of sound recording devices.

•Electric record players gained popularity in the 1920s.

•Image making started with Niepce and Daguerre in the 1820s and 1830s.

•Kodak released an affordable box camera in 1888, and cinematography breakthroughs occurred after 1890.

•Sound movies were introduced in the late 1920s, followed by color features in 1935 and xerography in 1937.

•Heinrich Hertz generated electromagnetic waves in 1887, and Marconi's signals crossed the English Channel in 1899 and the Atlantic in 1901.

•Ferdinand Braun invented the cathode ray tube in 1897, enabling television cameras and receivers.

•Lee de Forest built the first triode in 1906, crucial for broadcasting and telephony.

•Regular radio broadcasts began in 1920, and the first scheduled television service was offered by BBC in 1936.

•Mechanical calculators progressed to electronic computers during World War II.

•Post-World War II developments overshadowed previous advancements with the rise of solid state electronics and the invention of the transistor in the United States.

The Development of Electronic Computing and the Transistor

•Lilienfeld's patent application in 1930 outlines the control and amplification of current in a conducting solid.

•Brattain and Bardeen achieve the first experimental success with a germanium crystal in 1947.

•Bell Labs acknowledges that they reinvented the transistor and did not invent it.

•Shockley patents the junction field-effect transistor in 1951, transforming electronic computing.

•Teal and Buehler make important advancements in silicon crystal production in 1951.

•Shannon's theoretical work in 1948 allows for quantitative assessment of communication energy cost.

•Remington Rand's UNIVAC is sold in 1951, marking the commercialization of electronic computing.

•Transistors replace vacuum tubes, leading to exponential increases in calculating speed in the late 1950s.

•Fairchild Semiconductor, Texas Instruments, and IBM are prominent developers of hardware and software.

•Kilby and Noyce independently invent miniaturized integrated circuits in 1958-1959.

The Invention of Integrated Circuits and the Development of Microprocessors

•In 1965, Gordon Moore predicted that the number of transistors on a microchip would continue to double, which is now known as Moore's Law.

•The first microprocessor-controlled commercial product was a programmable calculator by Busicom, designed by Intel in 1969-1970.

•Busicom sold a few large calculator models before going bankrupt in 1974, but Intel had bought back the rights for the processor, releasing the world's first universal microprocessor, the 3 mm × 4 mm Intel 4004, in November 1971.

•Microprocessors, along with increasingly capacious memory devices, have greatly impacted modern manufacturing, transportation, services, and communication, leading to declining costs and improving reliability.

•Robert Noyce, while working at Fairchild Semiconductors, envisioned making multiple devices on a single piece of silicon to reduce size, weight, and cost per active element.

•Noyce's patent for a planar integrated circuit was granted in April 1961, while Kilby's patent was granted in July 1964.

•The Supreme Court ruled in Noyce's favor in 1971 after a lengthy interference proceeding, litigation, and appeals.

Rise of Microprocessors and Impact on Modern Civilization

•Kilby and Noyce shared their production licenses and required other fabricators to make separate arrangements with both companies.

•Kilby received a Nobel Prize in 2000 for his part in the invention of the integrated circuit, while Noyce died in 1990.

•Microprocessors are now the most ubiquitous complex artifacts of modern civilization, with over 200 billion produced annually.

•They are found in various products, ranging from household items and appliances to the design and making of microprocessors themselves.

•Microprocessors have various applications, such as timing fuel ignition in automotive engines, optimizing the operation of jetliner turbines, and guiding rockets.

•The most personalized impact of microprocessors is through the mass ownership of portable electronic devices, particularly cellular phones.

•The rise of personal computers, the development of the Internet, and slow adoption of mobile phones preceded the mass ownership of portable electronic devices.

•The Xerox Palo Alto Research Center (PARC) invented personal computing during the 1970s, leading to the commercial release of the Apple II in 1977.

•IBM's PC was released in 1981, and ownership of PCs in the United States rose from two million units in 1983 to nearly 54 million units by 1990.

•Lighter, portable machines, laptops, and tablets became more prominent in the late 1990s, with the introduction of Apple's iPad in 2010.

•Communication using computers was first proposed by J.C.R. Licklider in 1962.

Development of Communication and Technology

•ARPANET was established in 1969 with four sites: Stanford Research Institute, UCLA, UCSB, and University of Utah.

•In 1972, Ray Tomlinson designed programs for sending messages to other computers and chose the @ sign as the locator symbol for email addresses.

•In 1983, ARPANET converted to a protocol that allowed communication across networks, and by 1989, it had over 100,000 hosts.

•In 1990, Tim Berners-Lee created the World Wide Web to organize online scientific information.

•Efficient browsers, starting with Netscape in 1993, resulted in easier navigation of the web.

•Intercontinental calls became inexpensive due to automatic dialing through geostationary satellites in the 1960s.

•The first mobile phones were demonstrated in 1973, but widespread ownership only began in the late 1990s.

•Global cell phone sales surpassed 100 million units in 1997.

•In 2009, cell phone sales reached the billion mark.

•By the end of 2015, there were 7.9 billion mobile devices in use, with annual shipments of nearly 2.2 billion units.

•The communication and technology system requires a significant amount of energy and relies on a reliable electricity supply.

•Advancements in diagnostic, measuring, and remote sensing techniques have led to an abundance of information.

Energy and its Relationship with Economic Growth

•The text discusses the various types of technology that rely on energy, such as ultrasound for medical diagnoses, high-resolution imaging like MRI and CT scans, radar for transportation and weather monitoring, and satellite-based sensors for data acquisition.

•The flow of energy is stated to be the primary concern of economic activity, with monies serving as a proxy for valuing energy flows.

•The example of energy embodied in mobile phones and cars is given. A small phone embodies 1 GJ of energy, while a car requires 100 GJ to produce. However, the production of mobile phones consumed about 2 EJ of energy, close to the amount consumed by the production of cars (7.2 EJ).

•The short lifespan of mobile phones (2 years) and the longer lifespan of cars (at least a decade) contribute to the difference in energy consumption.

•Operating energy costs differ significantly between phones and cars, with phones consuming significantly less energy during their lifetime compared to cars.

Energy Demand, GDP Growth, and Oil Prices

•In 2012, fossil-fueled civilization claimed nearly 5% of worldwide electricity generation, and it is predicted to approach 10% by 2020.

•Energy flow is not a reliable measure of intellectual activity, as education and brilliant ideas do not necessarily require high energy consumption.

•GDP growth has become decoupled from overall energy demand, with nonphysical endeavors making up a larger share of the economic product.

•Public concern about energy and the economy has been focused on prices, particularly the prices of crude oil.

•OPEC's oil price increases in the 1970s led to increased efficiency in the consumption of refined fuels.

•Higher oil prices forced a decrease in fuel demand for new cars on the North American market between 1973 and 1987.

•After a period of decreasing oil prices, efficiency progress in fuel consumption reversed, but returned in 2005.

•OPEC's price rise had a beneficial effect on the global economy as it reduced average oil intensity.

•The U.S. economy needed 37% less oil in 1985 to produce a dollar of GDP compared to previous years.

Global Economic Growth and Energy Consumption

•In 1970, global oil intensity was higher than it was in 2000 and 2014, with a 53% and 62% lower requirement of crude oil to create a dollar of GDP respectively.

•Western governments have been making more money from oil than OPEC, with taxes in G7 countries accounting for about 47% of the price of a liter of oil in 2014.

•Governments worldwide have engaged in industry regulation to ensure a secure supply of oil, while oil-producing countries have subsidized energy prices to gain political support.

•The links between energy consumption and gross economic product growth have been extensively studied, with fossil-fueled economies experiencing unprecedented rates of growth.

•Industrializing societies in the 19th century saw significant economic growth rates, and the period between 1950 and 1973 witnessed rapid and widespread growth worldwide.

Impact of Crude Oil Prices on Global Economic Growth

•Crude oil prices played a crucial role in the unprecedented expansion of various economies.

•American per capita GDP increased by 60% while West Germany's rate more than tripled and Japan's rate more than sextupled.

•OPEC's oil price increases in 1973-1974 and 1979 temporarily halted economic growth.

•The global economic slowdown in the early 1980s was accompanied by record inflation and high unemployment.

•Stabilized low oil prices in the 1990s supported another period of growth which ended in 2008 with a recession.

•The declining price of useful work has been identified as the growth engine of the US economy in the twentieth century.

•There is a strong correlation between economic growth and energy use on both global and national levels.

•Between 1900 and 2000, global primary energy use increased nearly eightfold while the global gross world product increased more than 18 times.

•High correlations between per capita GDP and energy supply are found when considering all countries, but the correlation weakens when examining more homogeneous groups of countries.

Energy Consumption and Economic Growth

•Affluent societies show variation in relative energy consumption increase, resulting in low correlations per GDP unit or per capita.

•Despite having a similar per capita GDP, South Korea's per capita energy use is almost 90% higher than Italy's.

•Germany and Japan have a similar annual energy consumption of about 170 GJ/capita, but Germany's GDP is nearly 25% higher.

•High-income, high-energy mature economies have lower energy intensity (energy per unit of GDP) compared to earlier stages of development.

•Long-term trends indicate that economic growth can be achieved with lower per capita energy use.

•Despite population growth, per capita energy use in the United States has remained relatively flat for three decades, while per capita GDP has increased by nearly 57%.

•France and Japan have stabilized per capita primary energy use since the mid-1990s, yet their per capita GDP has increased.

•Offshoring of energy-intensive industries may have contributed to decoupling trends between energy use and GDP in the US, Europe, and Japan.

•China's significant energy demand growth has led to a nearly 60% increase in global primary energy supply and a 2.8-fold rise in GWP since 1990.

•Declines in electricity intensity have been slower than overall energy intensity, with a global drop of just under 20% between 1990 and 2015.

•China's modernization has not shown a decline in energy intensity between 1990 and 2015.

•The primary energy (and electricity) intensity of the global context necessitates further examination.

Declining Energy Intensity of Economic Growth

•Historical statistics show a decline in British energy intensity after the adoption of steam engines and railways in the 1830s and 1850s.

•Canadian and U.S. energy intensities followed the declining British trend, but with a lag of 60-70 years.

•The U.S. energy intensity peaked before 1920, while China's peak was in the late 1970s and India's began declining in the twenty-first century.

•From 1955 to 1973, U.S. energy intensity remained flat, but then resumed its decline and was 45% below the 1980 level by 2010.

•Japan's energy intensity rose until 1970 and then declined by 25% between 1980 and 2010, while China's declined by almost 75% between 1980 and 2013.

•India saw a modest 7% drop in energy intensity between 1980 and 2010.

•Declines in energy intensity are due to factors like the declining importance of energy-intensive capital inputs, improved conversion efficiencies, and a rising share of the service sector.

•National differences in energy intensities are also influenced by the composition of primary energy use, efficiency of final conversions, climate, and territory size.

•The decline in energy intensity in affluent economies after 1950 resulted more from shifts in energy sources and types of goods and services than from technical advances.

•Large additions of electricity-generating capacities and fossil fuels will be required as the world economy and population continue to grow.

The Role of Energy Consumption in Economic Growth and Modern Societies

•The initiation and maintenance of strong economic growth require technical improvements, sound banking and legal systems, government policies, educational systems, and competitiveness.

•Rising consumption of fuels and electricity is crucial for low-income countries to move from poverty to affluence and replicate China's economic trajectory.

•Energy intensity of GDP has decreased over time in maturing economies.

•High energy use by modern societies has negative consequences, including high food waste, obesity, and reduced physical activity.

•The United States has seen a clear increase in overweight and obese population due to overeating and reduced physical activity.

•The trend of overweight and obesity is not global, with many European populations and most sub-Saharan Africa populations still having appropriate body masses.

•The intensive use of energy has brought both welcome improvements and worrisome impacts on local to global scales.

•Continuing urbanization has been a significant source of change, with more than half of humanity living in cities since 2007.

The Impact of Innovation on Quality of Life and Urbanization

•Innovation has improved physical quality of life and provided educational and cultural opportunities.

•However, it has also caused harmful levels of air and water pollution, excessive crowding, and poor living conditions for the urban poor.

•High-energy societies have a higher standard of living, but economic inequalities have resulted in uneven distribution of benefits.

•Energy prices, trade, and energy security have become important political factors.

•High and low oil prices have had major consequences for economies dependent on hydrocarbon exports.

•Increased weapon destructiveness and nuclear conflict risks have led to efforts to reduce conflicts.

•The massive combustion of fossil fuels has negative environmental impacts, including the risk of rapid global warming.

•Urbanization has a long history, with cities housing large populations throughout the centuries.

•The use of fossil fuels enabled rapid increases in population and the growth of large cities.

•Modern cities have higher power density due to concentration of housing, factories, and transport.

•Fossil fuels used in cities have much higher power densities than the fuels used in traditional societies.

•Extraction of coals and crude oils for fuel has power densities ranging from 1,000 to 10,000 W/m2.

The Energy Requirements of Modern Cities

•Industrial cities now rely on a coalfield or oil field that is significantly smaller than the city itself, thanks to new prime movers for fuel transportation.

•Traditional cities required diffuse energy flows from large areas, while modern cities use concentrated fossil energies.

•Modern cities with 500,000 people need only about 70,000 hectares of land to grow crops for food, thanks to fossil fuels and electricity for large-scale food imports.

•Electricity and liquid transportation fuels enable modern cities to pump drinking water, treat sewage, and meet transportation and communication needs.

•Megacities, with over 10 million people, are especially reliant on fossil energy flows, consuming 9% of all electricity and 10% of all gasoline.

•In 1800, only one of the world's ten largest cities relied on coal. A century later, nine out of ten did.

•Traditional cities required larger areas for food and fuel supply compared to their built-up areas.

•The power densities in traditional cities were significantly lower than in modern cities.

Power Densities and Energy Consumption in Preindustrial Cities

•The total energy consumption of preindustrial cities varied between 5 and 30 W/m^2, depending on factors such as food intakes, cooking and heating practices, energy requirements for small manufacturers, and combustion efficiencies.

•Sustainable fuel production from nearby forests and woodlots yielded anywhere between 0.1 and 1 W/m^2.

•Cities had to rely on cropped and wooded areas 50-150 times larger than their own size due to the absence of powerful and inexpensive prime movers for transportation.

•Vienna, Saint Petersburg, Philadelphia, and Manchester were notable cities during this time period, with Tokyo relying on biomass fuels for about half of its primary energy.

•In 1900, the worldwide share of urban population was around 15%, but much higher in the world's largest coal producers: over 70% in the UK, approaching 50% in Germany, and nearly 40% in the United States.

•Urban growth has led to a significant increase in the number of very large cities, with almost 550 urban agglomerations surpassing one million inhabitants in 2015, compared to 13 in 1900 and only two in 1800.

•Fossil fuels played a key role in urban growth and industrialization, with urbanization and industrialization being closely linked processes.

•Technical innovation in Europe and North America was primarily urban-based, and cities have continued to be hubs of innovation.

•Increased urban population density has led to higher economic productivity, with a doubling of the population resulting in an average increase of 130% in economic productivity, both in total and per capita.

•The shift of urban jobs into service sectors occurred primarily after World War II, leading to urban populations surpassing 75% of the total in Western nations, Brazil, and Mexico by 2015.

•Urban population shares remain below 50% in many African and Asian countries, with India at 35% and Nigeria at 47%, but China's urban population share is at 55%.

Effects of Rapid Urbanization and Migration

•Rapid urbanization in China began in the 1990s after decades of controlled migration in Maoist China.

•The economic, environmental, and social effects of human translocations have been widely studied in modern history.

•Nineteenth-century cities experienced misery, deprivation, filth, and disease due to rapid growth.

•Literature from this time period ranged from descriptive to indignant accounts.

•Similar conditions can be seen in modern-day Asian, African, and Latin American cities, although most contagious diseases have been controlled.

•People continue to move to urban areas, often leaving even worse conditions behind.

•The disadvantages of urbanization should be weighed against the disadvantages of rural living.

•Common rural environmental burdens include indoor air pollution, inadequate heating, unsafe water supplies, poor hygiene, and dilapidated housing.

•Factory work, although often seen as drudgery, requires lower energy expenditures than common farm work.

•Mass urban industrial employment led to regulated work hours, higher wages, and improved living standards.

•This has resulted in the emergence of a middle class in largely laissez-faire economies.

•The appeal of Western accomplishments, including improved standards of living, has influenced the industrializing world.

•Urbanization has had a substantial impact on energy consumption, requiring increased per capita energy provision.

•Moving to a growing city in Asia can result in a tenfold increase in fossil fuels and electricity consumption compared to village living.

Rising Energy Consumption and Quality of Life

•Rising energy consumption has desirable effects on the average quality of life.

•Quality of life includes intangible variables such as education and personal freedoms.

•Rapid economic growth after World War II led to improved quality of life in many previously poor countries.

•However, this improvement often came at the expense of environmental degradation.

•In 1950, only a small portion of the global population consumed a large amount of energy.

•By the year 2000, populations in affluent economies consumed three-quarters of all fossil fuels and electricity.

•The poorest quarter of humanity used less than 5% of all commercial energies.

•By 2015, China's rapid economic growth contributed to a significant increase in the global population consuming large amounts of energy.

•Poor countries have a smaller share of total energy consumption, resulting in a much lower quality of life.

•The difference in per capita energy use between the richest and poorest quarters of mankind is approximately 40-fold.

•This significant disparity contributes to economic gaps and global political instability.

•Countries that have achieved intermediate consumption levels have gone through similar improvements at different speeds.

The Stages of Development and Energy Consumption

•In the early stages of economic growth, limited benefits are seen, with most fuels and electricity directed towards building up an industrial base.

•The first signs of improvement are seen in cities, slowly diffusing to the countryside, with gains in household goods, better diets, and personal hygiene.

•North America and Europe saw an increase in electrical appliances during the next stage of development, while Asian and some African countries acquired electric and electronic appliances before other household items.

•Further improvements occur in the food supply, healthcare, and education, with signs of affluence such as car ownership, new comforts in housing, and international travel.

•The stage of mass consumption comes next, with increased schooling, personal mobility, and expenditures on leisure and health.

•The correlation between this sequence and average per capita energy consumption is unmistakable, but the best variable for comparison is not per capita consumption of total energy supply.

•Comparing average rates of residential energy consumption may provide better insights, although this approach is not perfect either.

Relationship between Energy Use and Quality of Life

•Countries with annual primary commercial energy consumption below 5 GJ/capita cannot guarantee basic necessities for all inhabitants.

•Examples: Ethiopia and Bangladesh fell below the minimum in 2010.

•As energy consumption approaches 1 t of oil equivalent (42 GJ), industrialization advances and quality of life improves significantly.

•Examples: China in the 1980s, Japan in the 1930s and 1950s, and Western Europe and the US between 1870 and 1890.

•Incipient affluence requires at least 2 t of oil equivalent (84 GJ) per capita per year.

•Examples: France in the 1960s, Japan in the 1970s, and China by 2012.

•China's energy use not fully comparable due to high industrial use.

•French census of 1954 revealed deficiencies in housing, but by 1990, all modern possessions were nearly universal.

•Energy consumption in France rose significantly between 1950 and 1974.

•Even faster advances in energy consumption occurred in China, quadrupling in three decades.

Impact of Electricity on Quality of Life and Household Work

•Rapid increase in China's energy consumption, particularly in construction.

•China used more cement in 3 years (2008-2010) than US did in the entire twentieth century.

•Affordable electricity has had a wide-ranging impact on quality of life.

•Electricity has transformed household chores and benefited women.

•Rising energy consumption made little difference in everyday household work in the past.

•Introduction of electricity liberated women from exhausting and dangerous labor.

•Electric appliances were available by 1900, but were not widely adopted until the 1930s due to high cost, limited wiring, and slow progress in rural electrification.

•Refrigeration is an important innovation, becoming common in Europe after 1960.

•Refrigeration now accounts for up to 10% of all electricity used in wealthy households.

The Importance of Electricity and Household Appliances for Easing Housework

•Electricity has brought time and labor savings in high-income countries through the use of self-cleaning ovens, food processors, and microwave cooking.

•The absence of electricity made life in Texas Hill County difficult, even with access to wood and kerosene.

•The absence of electricity led to burdensome tasks such as ironing with heavy wedges of metal, pumping and carrying water, grinding feed, and sawing wood.

•Hill County farmers in the 1930s had higher labor requirements compared to peasants in Asia and Latin America.

•The extension of transmission lines revolutionized their lives by alleviating these burdens.

•Air conditioning ownership has reached saturation levels among wealthier segments of Asian and Latin American populations.

•Air conditioning units were first scaled down for household use during the 1950s in the United States, which opened up the American Sun Belt to migration and increased the appeal of subtropical and tropical tourist destinations.

•Household air conditioners are widely used in hot-weather urban areas, especially single-room wall units.

•Economic growth and rising energy use should be seen as means of securing a better quality of life.

Indicators of Quality of Life and Energy Consumption

•Basic physical needs and the development of the human intellect are both important aspects of quality of life.

•Infant mortality and life expectancy at birth are two indicators of physical quality of life.

•Infant mortality is a proxy for disposable income, quality of housing, nutrition, education, and healthcare.

•Life expectancy quantifies the long-term effects of critical factors.

•Education and literacy data are not as revealing, as they do not account for quality.

•The UNDP's Human Development Index (HDI) combines life expectancy, literacy, education, and per capita GDP.

•Comparing quality of life measures with average energy use reveals that societies can achieve a decent quality of life with low energy consumption.

•Higher quality of life indicators, such as low infant mortality and high life expectancy, require higher energy consumption.

•Energy consumption has a linear relationship with quality of life during lower stages of development, but shows diminishing returns above a certain level.

•The effect of energy consumption on quality of life is measured by variables that correspond to fundamental quality of life.

Energy Use and Quality of Life in the United States

•Energy consumption in affluent countries like the United States is significantly higher than in less developed countries.

•Quality of life indicators in the United States are comparatively inferior to leading EU countries and Japan, despite high energy use.

•In 2013, the United States ranked 31st worldwide in infant mortality and 36th worldwide in life expectancy.

•American students' educational achievements, as assessed by PISA, are below the mean OECD score in science and just above the mean in reading.

•The high dependence on fossil fuels and electricity in modern societies has led to political concerns, particularly regarding concentration of decision-making power.

The Perils of Concentrated Control

•Concentrated control of power can lead to misuse and destruction.

•Examples throughout history include Spanish kings, Napoleon Bonaparte, Kaiser Wilhelm II, and Adolf Hitler causing millions of deaths.

•The Spanish conquista of the Americas led to the deaths of tens of millions.

•Napoleon's aggression cost millions of lives.

•Prussian aggression led to over 17 million deaths in World War I.

•Stalin's paranoia caused the deaths of tens of millions in the USSR.

•Mao Zedong's delusions resulted in at least 50 million deaths in China.

•The ultimate threat of a nuclear war between great powers has been reduced.

The Impact of Concentrated Controls on Energy Flows

•Global political and economic consequences of concentrated controls of energy flows can be seen in decisions made by OPEC since 1973.

•Decisions made by a small group of individuals in Saudi Arabia, with dominant oil production capacity, have profound consequences for global prosperity.

•Dissatisfaction with low royalties led to a quintupling of world oil prices in 1973-1974, causing economic dislocation and reduced growth worldwide.

•Western importers and Japan established emergency energy-sharing agreements and strategic petroleum reserves in response.

•China's rapid economic rise and declining output of traditional oil fields contributed to a record rise in oil prices in July 2008.

•The economic crisis in 2008 led to a decrease in oil prices, but they rose again in July 2014 due to recovering economies and increasing Chinese demand.

•Falling demand and rising supply, particularly from the United States through hydraulic fracturing, caused a deep reversal in oil prices.

•Saudi leaders, in order to protect global market share, decided to keep producing at maximum output, leading to worldwide consequences for political stability and major non-OPEC oil producers.

•Falling oil prices once again bring expectations of OPEC's near future.

The Uneven Distribution of Crude Oil Reserves and Foreign Involvement in the Middle East

•The Persian Gulf basin has 12 of the world's 15 largest oil fields and holds about 65% of the world's liquid oil reserves.

•The stability of the region is of great importance due to its oil riches, despite the complex ethnic and religious conflicts within the artificial states created by arbitrary borders.

•Post-World War II, the Soviet Union attempted to take over northern Iran, and the US intervened in Lebanon twice.

•Western countries armed Iran and Saudi Arabia, while the Soviets armed Egypt, Syria, and Iraq.

•The Western tilt benefited Iraq during the Iraq-Iran War, and later the US-led alliance responded to the Iraqi invasion of Kuwait in 1990-1991.

•The US occupation of Iraq in 2003 was influenced by fears of further aggression and led to years of internal violence and the rise of the Islamic State.

•Resource-related objectives in Middle Eastern conflicts have historically been determined by broader strategic aims.

•The failure of Arab OPEC nations to use oil as a political weapon and the 1973 oil embargo were not the first instances of energy supply being used to carry an ideological message.

The Exploitation of Electric Light and the Evolution of Weapons

•American industrialists showcased the power of electric light during the 1894 Columbian Exposition in Chicago, followed by the installation of "White Ways" in downtowns of large cities.

•Germany's Nazi Party used walls of light to impress participants at massed party rallies in the 1930s.

•Lenin saw electrification as a key component of Communism in Soviet Russia.

•Franklin Roosevelt used federal involvement in building dams and electrifying the countryside as a means of economic recovery during the New Deal.

•Weapons production has become a leading industrial activity, supported by advanced research, and all major economies are now large-scale exporters of armaments.

•Technical advances brought about by new fuels and prime movers were adapted for destructive uses.

•The acceleration of weapons' destructiveness is shown by comparing mid-nineteenth-century weapons with mid-twentieth-century weapons used in World War II.

•The energy and explosive power of weapons have significantly increased over time.

Kinetic Energy of Weapons and its Impact

•The kinetic energy of preindustrial handheld weapons such as arrows and swords was on the order of 101 J, with arrows from heavy crossbows having 100 J of kinetic energy.

•Bullets shot from muskets and rifles had kinetic energies on the order of 103 J, while shells fired from modern guns rated at 106 J.

•Rockets and missiles cause damage primarily by targeted explosion of their warheads, but the kinetic energy of unexploded German V-1 missiles from World War II was 15-18 MJ.

•The steering of large Boeing aircraft into the World Trade Center on September 11, 2001, resulted in high kinetic energy impact due to the speed of the planes, with the Boeing 767-200 having a kinetic energy of roughly 3.5 GJ.

•The collapse of the towers was caused by a combination of fuel burning and thermal weakening of structural steel, rather than the kinetic energy impact of the airplanes.

Evolution of Modern Weapons and Explosives

•The explosive power of modern weapons began to rise with the invention of compounds stronger than gunpowder.

•Organic compounds such as cellulose, glycerine, phenol, and toluene were nitrated to create a new class of chemicals with high detonation velocities.

•Nitroglycerin was prepared in 1846 and nitrocellulose was introduced in 1865.

•Alfred Nobel's inventions, dynamite and the Nobel igniter, made nitroglycerin practical for use.

•Trinitrotoluene (TNT) was synthesized in 1863 with a detonation velocity of 6,700 m/s.

•Cyclonite (RDX) with a detonation velocity of 8,800 m/s was created in 1899.

•These explosives have been used in gun shells, mines, torpedoes, bombs, and suicide bombers.

•Car and truck bombs can be made using a common fertilizer (ammonium nitrate) and fuel oil.

•The combination of better propellants and high-quality steels increased the range of field and naval guns.

•Naval propulsion advancements such as steam turbines also contributed to the evolution of modern weapons.

Evolution of Weapons from 1906 to 1945

•The HMS Dreadnought, launched in 1906, served as a prototype for new battleships.

•Steam turbines, introduced by the Royal Navy in 1898, powered the HMS Dreadnought and other large ships like the Mauretania and Lusitania.

•Pre-World War I saw the introduction of destructive innovations such as machine guns, submarines, and military planes.

•Trench stalemates in World War I were sustained by the deployment of heavy field guns, machine guns, and mortar launchers.

•World War II was characterized by the rapid development of tanks, fighter planes, and bomber planes.

•The development of jet propulsion, German ballistic missiles, and nuclear bombs marked the beginning of the postwar arms race.

Bombing and Explosive Energy in World War II

•The German anti-aircraft FlaK 18, used in Tiger tanks during World War II, had an explosive energy of 4 MJ (Hogg 1997).

•The most powerful bomb carried by the Boeing B-17 Flying Fortress had an explosive energy of 3.8 GJ.

•The raid on Tokyo on March 9-10, 1945 involved 334 B-29 bombers dropping 1,500 t of incendiary compounds, which had a total energy content of about 60 TJ (Box 6.15, fig. 6.21).

•The Hiroshima bomb released 63 TJ of energy, with about half as blast and 35% as thermal radiation (Malik 1985).

•The bomb exploded on August 6, 1945, at 8:15 a.m., about 580 m above ground, with a temperature at the point of explosion in the millions of degrees Centigrade (Malik 1985).

•The firebombing of Tokyo resulted in the destruction of 286,358 buildings and structures, releasing approximately 18 PJ of energy from the combustion of the city's wooden housing (U.S. Strategic Bombing Survey 1947).

•The immediate deaths in Hiroshima were estimated to be 66,000 (U.S. Strategic Bombing Survey 1947).

•The Hiroshima bomb had a fireball that expanded to a maximum size of 250 m in one second, a blast velocity of 440 m/s at the hypocenter, and a maximum pressure of 3.5 kg/cm2.

Energy Requirements and Destructive Power of Nuclear Weapons and Conventional Weapons

•The Nagasaki bomb released approximately 92 TJ of energy, which is relatively small compared to the tsar bomba tested by the USSR in 1961.

•The tsar bomba released 209 PJ of energy, making it the most powerful thermonuclear bomb at the time.

•Soviet scientists revealed that they had built a bomb twice as powerful as the tsar bomba within 15 months.

•Explosive powers of bombs are often measured in units of TNT equivalents.

•The Hiroshima bomb was equivalent to 15 kt TNT, while the tsar bomba was equivalent to 50 Mt TNT.

•Typical warheads on intercontinental missiles have a power of between 100 kt and 1 Mt.

•The US submarine-launched Poseidon and the Russian SS-11 can carry up to 10 warheads each.

•Nuclear superpowers amassed about 5,000 strategic nuclear warheads and an arsenal of more than 15,000 other nuclear warheads.

•The aggregate destructive energy of these warheads was estimated to be around 20 EJ.

•The excess of nuclear warheads actually served as a deterrent to prevent global thermonuclear war.

•Nuclear bomb development required large amounts of energy and significant investment.

•Gaseous diffusion and gas centrifuge plants were used for separating fissile uranium isotopes.

•The triad of means to deliver nuclear warheads (long-distance bombers, intercontinental ballistic missiles, and nuclear submarines) also required prime movers and structures that were highly energy-intensive.

•Conventional weapons production and deployment also require energy-intensive materials and the use of secondary fossil fuels and electricity.

Energy Intensity of Modern Warfare

•The German 88 mm FlaK in 1944 carried the largest bomb, weighing 4,000,000 kg.

•In 1945, the Boeing B-17 carried a bomb weighing 3,800,000,000 kg, while the Hiroshima bomb weighed 63,000,000,000 kg and the Nagasaki bomb weighed 92,400,000,000 kg.

•The Soviet tsar bomba, tested in 1961, weighed 209,000,000,000,000 kg.

•Ordinary steel can be made with as little as 20 MJ/kg, but specialty steels used in heavy armored equipment require 40-50 MJ/kg.

•Depleted uranium, used in armor-piercing shells and enhanced armor protection, is even more energy-intensive.

•Aluminum and titanium, used in modern aircraft, require between 170 and 450 MJ/kg.

•Composite fibers, which are lighter and stronger, require 100-150 MJ/kg.

•Modern war machines are designed for combat performance, not energy consumption.

•America's M1/A1 Abrams main battle tank is powered by a 1.1 MW AGT-1500 Honeywell gas turbine and consumes 400-800 L/100 km.

•Supersonic combat aircraft, such as the F-16 and F/A-18, require large amounts of aviation fuel and rely on in-flight refueling for extended missions.

•Modern warfare involves the use of weapons in massive configurations.

•The Red Army deployed nearly 8,000 tanks, 11,000 airplanes, and over 50,000 guns and rocket launchers during its final assault on Berlin in 1945.

•During the Gulf War, over 1,300 aircraft flew more than 116,000 sorties.

•The mass production of military equipment in short periods of time during World Wars I and II contributed to high energy costs.

•Britain's aircraft factories went from employing 154 people and producing 30,000 airplanes per year in 1914 to employing 350,000 people and producing 30,000 airplanes per year by 1918.

•When the United States entered World War I, it had less than 300 second-rate planes.

The Impact of Aircraft Production and War Casualties

•In 1940, only 514 planes were delivered to the U.S. Army Air Force, but the number increased significantly in subsequent years.

•By 1944, American factories had completed 51,547 new planes, making aircraft production the largest manufacturing sector of the wartime economy.

•The United States produced a total of 295,959 airplanes, compared to lower numbers from other countries.

•Allied victories in World War II were attributed to their superior production of combat munitions.

•Casualties during the Battle of Stalingrad reached over 2.1 million, exceeding casualties during the Battle of the Somme.

•Battle death rates increased significantly in World War II compared to earlier wars involving major powers.

•Both combatant and civilian casualties increased drastically in modern warfare, with civilian casualties reaching about 70% of the total casualties in World War II.

•German cities suffered heavy bombing casualties, and the effects of the firebombing of Tokyo and the nuclear attack on Hiroshima were similarly devastating.

Calculating the Energy Cost of Major Armed Conflicts

•Societies in mortal danger do not have separate civilian and military sectors, which makes it difficult to determine the energy cost of major armed conflicts.

•Available summations estimate the total U.S. cost of major twentieth-century conflicts: $334 billion for World War I, $4.1 trillion for World War II, and $748 billion for the Vietnam War.

•Adjustments are needed to express these costs in current monies and account for variations in energy intensities.

•World War I required about 15% of the total U.S. energy consumption in 1917 and 1918, while World War II averaged about 40%.

•The Vietnam War accounted for no more than 4% of U.S. energy consumption during the years of the conflict.

•Peak shares of energy consumption were as high as 76% for the USSR in 1942 and 54% for the United States in 1944.

•There is no obvious correlation between overall energy use and success in waging modern acts of aggression.

•The U.S. mobilization for World War II saw a 46% increase in total use of primary energy between 1939 and 1944.

•The dominance of the United States in terms of military capabilities during the Vietnam War did not result in victory, for various political and strategic reasons.

•Terrorist attacks defy the correlation between energy expended and results achieved.

•Terrorists can cause significant casualties with cheap and widely available weapons, such as ANFO or high explosives.

The Cost of Terrorist Attacks and Nuclear Weapons

•Two truck bombs killed 307 people, including mostly U.S. servicemen, in their Beirut barracks and resulted in numerous injuries.

•The 19 hijackers of 9/11 had minimal weapons and the operation, including flight lessons, cost less than $500,000.

•The direct cost of the 9/11 attack to New York City alone was $95 billion, including rebuilding costs and lost wages.

•The national perspective evaluated the cost of the attack at over $500 billion, factoring in lost GDP, stock value decline, industry losses, increased security, and defense spending.

•The subsequent invasion and occupation of Iraq further increased the total cost well above a trillion dollars.

•Fanatically motivated individuals or groups willing to die in suicide attacks have proven difficult to combat with conventional powerful weapons or smart machines.

•The magnitude of nuclear stockpiles between the United States and the USSR has gone far beyond a rational deterrent level.

•Developing, deploying, safeguarding, and maintaining nuclear warheads and their carriers is highly energy-intensive.

•An estimated 5% of all U.S. and Soviet commercial energy consumed between 1950 and 1990 was utilized for developing and amassing nuclear weapons and delivery systems.

•The acceptable cost of nuclear weapons has been considered compared to the potential casualties and devastation caused by a thermonuclear exchange.

•A limited thermonuclear exchange between the United States and USSR in the late 1980s would have caused at least 27 million and up to 59 million deaths.

•The prospect of such a catastrophic event has acted as a powerful deterrent from launching and contemplating the first attack.

The Costs of Nuclear Warhead Decommissioning and the Link between Energy and War

•The costs of safeguarding and cleaning up contaminated production sites in a fossil-fueled civilization would continue for decades after the abolishment of nuclear weapons. The cleanup of severely contaminated nuclear weapons sites in the former USSR would be even more expensive.

•The costs of decommissioning nuclear warheads can be reduced by reusing the recovered fissile material for electricity generation. Highly enriched uranium (HEU) is blended down with depleted uranium, natural uranium, or partially enriched uranium to produce low-enriched uranium used for power reactors.

•A 1993 agreement between the United States and Russia resulted in Russia converting 500 tons of HEU from its warheads and stockpiles into reactor-ready fuel, which was sold to power U.S. civilian reactors.

•There is a common belief in a link between energy and war, with examples including the U.S. invasion of Iraq in 2003 and the Japanese attack on the United States in 1941. However, the link is often overestimated and oversimplified.

•In the case of Pearl Harbor, it was preceded by nearly a decade of Japanese militarism, and access to U.S. oil could have been maintained if Japan had abandoned its aggressive China policy.

•Hitler's aggression and genocidal war were not primarily motivated by a quest for energy resources.

The role of oil in twentieth-century conflicts

•The Korean War, Vietnam War, Soviet occupation of Afghanistan, U.S. war against the Taliban, and cross-border conflicts and civil wars lacked energy-related motives.

•The Nigerian war with Biafra and the Sudanese civil war had oil components, but were primarily driven by religious and ethnic tensions.

•The Iraqi invasion of Kuwait in 1990 threatened Saudi Arabia's oil fields and the monarchy, but had additional motivations such as Iraqi pursuit of nonconventional weapons and risks of an Arab-Israeli war.

•The 2003 U.S. invasion of Iraq did not significantly increase American imports of Iraqi oil, as hydraulic fracturing made the U.S. the largest producer of crude oil and natural gas liquids.

•These conflicts were driven by broader strategic aims, not a quest for resources.

Impacts of Fossil Fuels and Electricity on the Environment

•Fossil fuels and electricity are the main causes of anthropogenic pollution, including greenhouse gas emissions, water pollution, and land use changes.

•Combustion of fossil fuels leads to emissions of CO2, while methane is released during the production and transportation of natural gas.

•Coal combustion used to be a major source of particulate matter and sulfur and nitrogen oxides, but emissions are now largely controlled.

•Water pollution is mainly caused by oil spills and acid mine drainage.

•Major land use changes are due to surface coal mining, hydroelectric dams, transmission lines, and fuel storage facilities.

•Fuels and electricity indirectly contribute to pollution and ecosystem degradation from industrial production, agriculture, urbanization, and transportation.

•These impacts have been increasing in extent and intensity and affecting the environment on various scales.

•Acid deposition was a major degradation problem in affluent countries, but actions taken reversed the process.

•However, the problem reoccurred in East Asia following China's increase in coal combustion.

•The destruction of the ozone layer above Antarctica briefly became a top environmental concern.

Introduction to Environmental Concerns and Climate Change

•The potential impact of reduced concentrations of stratospheric ozone was first accurately foreseen in 1974 and measured above Antarctica in 1985.

•Chlorofluorocarbons (CFCs), used primarily as refrigerants, were the main cause of ozone depletion, but the Montreal Protocol in 1987 helped address the issue.

•Concerns about global consequences of environmental change have expanded to include loss of biodiversity, plastic accumulation in oceans, and the emissions of greenhouse gases causing climate change.

•The behavior of greenhouse gases and their warming effect has been understood since the 19th century, with CO2 being the primary contributor.

•The generation of CO2 has exponentially increased since 1850 due to the consumption of fossil fuels and destruction of forests.

•Human activities are releasing organic carbon stored in sedimentary rocks for millions of years into the atmosphere and oceans.

•The first systematic measurements of rising CO2 levels began in 1958, with concentrations increasing steadily over the years.

Greenhouse gases and the impact on global warming

•Nitrous oxides, along with CO2, contribute to about 35% of anthropogenic radiative forcing.

•The average temperature rise should be limited to less than 2°C to avoid the worst consequences of global warming.

•This would require immediate and substantial reduction in fossil fuel combustion and a transition to noncarbon energy sources.

•Renewable electricity generation can help meet some energy needs, but there is no affordable, mass-scale alternative for transportation fuels, feedstocks, or iron ore smelting.

•The global rate of anthropogenic radiative forcing reached 2.936 W/m2 in 2014, with CO2 contributing 65%.

•Fossil fuels account for over 60% of greenhouse gas emissions, while land use changes and methane emissions contribute as well.

•The globally averaged surface temperature has risen by 0.85°C between 1880 and 2012.

•Uncertainties make it impossible to accurately predict temperature and sea-level rises for the year 2100.

•Depending on emission rates, the average global temperature by the end of the twenty-first century may be 0.3-1.7°C higher, but it could also rise by 2.6-4.8°C.

•The Arctic region will continue to warm more rapidly.

•Global warming can lead to various changes, such as precipitation patterns, coastal flooding, ecosystem shifts, and the spread of diseases.

•Economic consequences include changes in plant productivity, loss of real estate, unemployment, and migration from affected regions.

•There is currently no easy technical fix to handle the high CO2 emissions at an affordable cost.

Challenges of International Cooperation in Managing Anthropogenic Greenhouse Gas Emissions

•The text discusses the need for unprecedented international cooperation to manage anthropogenic greenhouse gas emissions.

•It mentions that this challenge can also serve as a fundamental motivation for a new approach in managing human affairs.

•The text emphasizes that international cooperation is the only potentially successful approach to deal with these changes.

•It suggests that effective management of greenhouse gas emissions requires global cooperation.

•The text highlights the urgency of addressing this issue in order to mitigate the negative impacts of climate change.