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Paper 1
Climate Change
Both
Link greenhouse gases to heat trapping.
Key Facts
- CO2 and methane trap longwave radiation.
- Human activity has accelerated warming since 1900.
- Sea level rise increases coastal flood risk.
- Mitigation reduces causes; adaptation reduces impacts.
Topics Covered
Natural Causes
What you need to know
- •Orbital changes and volcanic eruptions can alter climate.
Exam Tips
- Use evidence like ice cores when possible.
Human Causes
What you need to know
- •Burning fossil fuels increases greenhouse gases.
- •Deforestation reduces carbon sinks.
Exam Tips
- Link cause to greenhouse effect directly.
Key Terms
Greenhouse effect
Trapping of heat by gases in the atmosphere.
Mitigation
Reducing the causes of climate change.
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Common Exam Questions
Explain one strategy to mitigate climate change.
3 markseasyPaper 1
Model Answer
Renewable energy reduces fossil fuel use, lowering CO2 emissions.
What examiners want to see
- ✓Explain the link between action and reduced emissions.
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