A-LevelGeography

A-Level Geography Climate Change Revision Notes

Master A-Level Geography Climate Change using simple revision notes, key facts and practice questions — all generated by AI for your exam.

Climate change refers to significant changes in global temperatures and weather patterns over time. While climate change is a natural phenomenon, human activities, particularly the burning of fossil fuels, have accelerated these changes, leading to severe environmental impacts.

Key Concepts

  • 1Greenhouse gases trap heat in the atmosphere.
  • 2Human activities, such as deforestation and industrial processes, contribute to increased greenhouse gas emissions.
  • 3Climate change results in rising sea levels, extreme weather events, and biodiversity loss.
  • 4Mitigation strategies include reducing emissions, transitioning to renewable energy, and enhancing carbon sinks.
  • 5Adaptation strategies involve adjusting practices and infrastructure to minimize the impacts of climate change.

Simple Explanation

Climate change is when the Earth's climate becomes warmer due to increased levels of greenhouse gases in the atmosphere, mainly from human activities like burning fossil fuels. This leads to problems like rising sea levels and more extreme weather. To combat climate change, we can reduce emissions and switch to cleaner energy sources.

Memory Trick

Remember 'GREAT' for Climate Change: Greenhouse gases, Rising sea levels, Extreme weather, Adaptation, and Transition to renewable energy.

Flashcards

Question1 / 5

What are greenhouse gases?

Tap to reveal answer

Exam Questions

Describe and explain the greenhouse effect. [6 marks]

6 marks
View mark scheme hint

Define the greenhouse effect, explain how it works, and discuss its significance to climate change.

Explain how deforestation contributes to climate change. [4 marks]

4 marks
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Discuss the role of trees in carbon storage and the impact of cutting them down.

What is meant by climate adaptation? [2 marks]

2 marks
View mark scheme hint

Define climate adaptation and provide an example.

Practice Quiz

Question 1 of 5Score: 0

What is the main greenhouse gas responsible for climate change?

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