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What is the difference between weather and climate?
Weather is short term atmospheric conditions and climate is the average over a long period
How do ocean currents affect the UK climate?
The North Atlantic drift brings warm water, making winter milder
What are the three main river processes?
Erosion, transportation and deposition
How are water falls made?
Water erodes hard rock softer than soft rock and creates a drop, the plunge pool deepens leading to collapse and retreat
What is the name of a wave that causes erosion?
Destructive wave
What are two types of coastal erosion?
Hydraulic action and abrasion
How are spits formed?
Longshore drift moves sediment along the coast, where the coastline changes direction, deposition forms a spit
What is urbanisation?
The growth of cities and towns
What are three problems caused by rapid urbanisation?
Overcrowding, pollution and a lack of services
How can sustainable cities help reduce environmental impacts?
Green spaces, renewable energy, efficient transport system and waste reduction
What is an ecosystem?
A community or living organisms interacting with their environment
Name three types of biomes
Rainforest, Tundra and a desert
How does deforestation affect the water cycle?
Less transpiration, reduced rainfall, increased surface runoff and leading soil to erode
What is the greenhouse effect?
Trapping of heat in the earths atmosphere by greenhouse gases
What are two human activities that contribute to climate change?
Deforestation and burning of fossil fuels
How does climate change affect sea levels?
Melting icecaps and thermal expansion cause sea levels to rise, leading to coastal flooding
How do tropical storms form?
Warm ocean water evaporates, rises and condenses, releasing heat and creating strong winds and heavy rain
What is migration?
The movement of people from one place to another
What are two push factors that cause people to migrate?
War and lack of jobs
How does migration affect the source and host country?
Source country looses workforce but gains remittances, host country gains labour but may face pressure on services
What does sustainable mean?
Meeting present needs without harming future generations
What are two ways that agriculture can become more sustainable?
Crop rotation and organic farming
How do renewable energy sources help reduce environmental impacts?
They reduce carbon emissions and reliance on fossil fuels
What is the main source of fresh water?
Rainfall
How can people reduce water wastage?
Using water-efficient appliances and fixing leaks
How do water shortages affect people and the environment?
Leads to droughts, food shortages, poor sanitation and loss of biodiversity
What is the process when waves break materials against the coastlines?
Erosion
What is a type of coastal erosion?
Hydraulic action - the force of water compresses air in cracks which causes the rocks to break
How does a spit form on a coastline?
Longshore drift transports sediment across the coast, depositing it where the coastline changes direction or at a river mouth, building up over time to cause a spit - it may curve over time due to wave refraction
How can ocean currents affect coastal areas?
Warm ocean currents can raise temperatures of coastal regions, while cold currents can cool the climate
What is an example of a tropical rainforest?
The Amazon Rainforest
How are plants in the rainforest adapted to their environment?
Drip-tip leaves allow water to runoff quickly to avoid rotting
How can human activity lead to deforestation in rainforests?
Logging for timber, cleaning land for cattle ranching and agriculture, building roads and settlements
How are strategies used to manage traffic congestion on urban areas?
Park and ride schemes, congestion charges, investment in public transport, cycling lanes - the effectiness depends on the city investment and public use
What is the point where the river meets the sea called?
Mouth
What is a landform created by river erosion?
Waterfall - formed where hard rock overlays soft rock, causing the softer rock to erode and create a drop
How can human activity increase the risk of flooding?
Urbanisation (impermeable surfaces), deforestation (less interception), and poor drainage systems increase surface runoff and likelihood to flooding
What does HIC stand for?
High Income Country
Why are some countries less developed than others?
History of colonisation has left some countries with fewer resources and a weaker economy
How can international aid reduce the development gap?
It provides funding for infrastructure, education and healthcare - improves the quality of life however it may not be a long term solution
What is one type of greenhouse gas?
Carbon Dioxide
How can human activity enhance the greenhouse affect?
Burning fossil fuels traps more greenhouse gases into the atmosphere
How can climate change impact low-lying areas?
It increases flooding from sea level rises, saltwater intrusion damages crops and fresh water supplies
What is the term used for water stored in underground rocks?
Groundwater
What is meant by water stress?
When the demand for water exceeds the amount during a certain period
How can water transfer schemes help manage water supply?
Water is moved from areas of surplus to areas of deficit, ensuring a more reliable water supply
What is the term given to the number of people in a given area?
Population density
What are reasons for the falling of birth rates in some countries?
Improved access to contraception and family planning
What are the impacts of an ageing population?
Increased healthcare and pension costs, potential labour shortage but there’s also benefits like experience in workforce and volunteering
Is coal renewable or non-renewable?
Non-renewable
What is an environmental disadvantage of burning fossil fuels?
They release greenhouse gases which contribute to climate change
What are the benefits and drawbacks of wind energy?
It is renewable and there are no emissions once they’re built but they cause visual and noise pollution and unreliable as they’re reliant on wind which is variable
What is the term for the lines on a map which show height?
Contour lines
What is domestic tourism?
Travelling for leisure within your country
What is a positive of tourism for the local economy?
Creates jobs - eg in hotels, restaurants etc
What is a negative impact of mass tourism on the environment?
Littering, habitat destruction, water shortage and increase in carbon emissions from transport
What is the centre of a tropical storm called?
The eye
How do warm ocean waters contribute to the formation of tropical storms?
Warm water provides the heat and moisture that fuels the storm through evaporation and condensation
How effective are forecasting at reducing the impacts of tropical storms?
They allow early warnings, evacuations, reducing deaths and damages but it relays on accurate data and communication systems
What is a sustainable mode of transport?
Cycling or a sharing-scheme
How can sustainable urban planning reduce environmental impacts?
It promotes green space, energy efficient buildings, renewable energy and reducing car use, lowering pollution and conserving resources
What does GDP stand for?
Gross Domestic Product
What is meant by life expectancy as a development indicator?
The average number of years a person is expected to live in a country
What is the usefulness of using a single development indicator to measure a countries progress?
It provides a quick snapshot but can be misleading as it may not reflect inequality or social factors
What is one factor that affects food supply?
Climate
What are strategies that increase food supply sustainably?
Organic farming and reducing food waste help maintain long-term security without harming the environment
What are human uses of floodplains?
Fertile land for farming and flat land for building settlements
What is a cause of urbanisation in LICs?
Rural-to-urban migration due to job opportunities
What is the name for a narrow stretch of land that joins an island to the mainland?
Tombolo
What is the effectiveness of hard engineering strategies at the coast?
Sea walls and groynes protect the coast but are expensive and can cause erosion in other places
What is a type of renewable energy source?
Solar power
What is an advantage of solar power?
It is renewable and doesn’t produce greenhouse gases
What are the impacts that have increased demand for energy?
It can lead to environmental damage (eg oil spills), geopolitical tension
What is the prevailing wind direction over the UK?
South-West
How does the UK position affect the climate?
It is surrounded by the sea which moderates temperatures and brings moist air leading to rainfall
How do extreme weather events impact the UK?
Flooding can happen and infrastructure, droughts can affect water supply and agriculture
What is the term for the difference in wealth and quality of life between countries?
Development gap
How does fair trade help reduce the development gap?
They ensure farmers get a good price for products and improves living standards
Name a UK National Park
Snowdonia
Why are National Parks important?
They protect natural landscapes and provide recreation and tourist opportunities
What are the conflicts between land uses in National Parks?
Tourism supports the economy but can cause congestion and environmental damage
How do dams help manage water supply?
They store water is reservoirs for use during dry periods
What ate the impacts of large scale water transferring schemes?
It can relieve water shortages but it is expensive and may damage ecosystems
What does urban sustainability mean?
Creating cities that meet current needs without compromising the future
How can transport become more sustainable in cities?
Investment can improve transport which could reduce the usage of cars and emissions
How can cities become more sustainable?
Green spaces could be put into place to improve air-quality and energy efficient buildings can reduce emissions
What is an extreme weather events that can happen in the UK?
Flooding
Why does the UK experience extreme weather events?
The Uk is a meeting point of different air masses which can cause storms and weather extremes
What is a Savanna?
A tropical grassland with scattered trees
What is an adaption of animals in the savanna?
Animals like lions hunt at night to avoid the heat
What are threats to the savanna ecosystem?
Overgrazing, climate change, and human settlement can degrade the environment
How can education improve a countries development?
Educated people can have better job opportunities which raises income and quality of life
What is deindustrialisation?
The decline of manufacturing industries
What is a reason for deindustrialisation in the UK?
Globalisation moved to countries with cheaper labour
How is the UK economy changing in the 21st Century?
Growth in services and quaternary sector, regional inequalities remain and green energy is rising
What is a hard engineering strategy that can prevent river flooding?
Building levees or embankments
How can flood warning help reduce flood impacts?
They allow people to prepare, evacuate and protect their property
How effective are soft engineering strategies at managing floods?
Techniques like floodplain zoning are sustainable and cost effective but may not fully prevent flooding
How does beach nourishment help protect the coast?
Sand is added to the coast to absorb wave energy and reduce erosion
Define birth rates
Number of births per 1000 of population per year