Population and Resource Management

This set of flashcards includes key vocabulary terms and definitions related to population management, resource allocation, and environmental issues discussed in the lecture.

Replacement Fertility Rate

The average number of children per woman needed for a population to remain stable; typically 2.1 in developed countries and 2.5 in developing countries.

Population Pyramid

A graphical representation showing the distribution of various age groups in a population, typically shaped like a pyramid to indicate younger age groups.

Net Energy

The difference between the energy output of a process and the energy input required to achieve it; a ratio that indicates the efficiency of energy production.

Exponential Growth

A growth pattern where a quantity increases by a fixed percentage over a period of time, leading to rapid increases; often associated with populations.

Abundant Elements

Elements that are plentiful in the Earth's crust and environment, such as silicon, aluminum, iron, and oxygen.

Scarce Elements

Elements that are less common in the Earth's crust, including gold, silver, uranium, and copper.

GDP (Gross Domestic Product)

A measure of the economic performance of a country, representing the total value of all goods and services produced over a specific time period.

Carbon-based Materials

Materials primarily composed of carbon, including fossil fuels, which release CO2 when burned.

Developing Countries

Nations with lower GDPs, industrialization, and standards of living, typically using less energy and producing more children.

Emerging Economies

Countries transitioning from developing status to more industrialized and clearer economic standings, often facing challenges related to population and resource management.