Unit 6: Atmospheric Systems and Societies
Topic 6.3: Climate Change — Mitigation and Adaptation Questions
Practice 20 exam-style questions for IB ESS Topic 6.3. Review the question stems below, then unlock the full Question Bank to access markschemes, model answers, and AI grading.
1outline3 marks
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A city builds more cycling lanes and improves public transport. Outline two ways this can reduce greenhouse gas emissions.
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A farmer changes planting dates after several years of warmer springs. Identify whether this is reactive or anticipatory adaptation.
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A coastal town builds a sea wall to protect homes from storm surges. Identify the type of adaptation shown.
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Define the term climate change adaptation.
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• Aimnova PP-practice — 6.3.3
Outline one strength and one limitation of using international agreements, such as the Paris Agreement, to address climate change.
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• Aimnova PP-practice — 6.3.2
Outline two adaptation strategies a coastal farming community could use to cope with the effects of climate change.
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A company switches to LED lighting and improves building insulation. Explain why energy efficiency is considered a mitigation strategy.
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Define the term environmental value system (EVS).
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A government aims to reduce the cause of climate change by cutting greenhouse gas emissions. Define the term mitigation.
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Table 1 shows estimated emission reductions from four strategies in one city. Using the data, identify the strategy with the largest reduction and justify your answer with data.
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A community reduces meat consumption and energy use to lower emissions. Identify the EVS most closely associated with this approach.
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A government prioritises carbon capture, nuclear power, and geoengineering. Identify the dominant EVS.
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• Aimnova PP-practice — 6.3.1
Distinguish between mitigation and adaptation as responses to climate change, using one example of each.
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A country replaces coal power stations with wind and solar. Identify the main greenhouse gas emission that is reduced.
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A city installs green roofs and increases urban tree cover. Outline two benefits for adapting to hotter summers.
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• Aimnova PP-practice — 6.3.1
Calculate the percentage reduction in the country's annual CO₂ emissions if all three proposed mitigation measures are implemented, and identify which single measure delivers the largest cut.
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• Aimnova PP-practice — 6.3.3
Identify the year in which global CO₂ emissions were highest, and use the data to suggest whether the international agreement signed in 2015 had, by 2020, succeeded in reducing global emissions.
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• Aimnova PP-practice — 6.3.1
Explain three ways in which protecting and restoring forests can act as a mitigation strategy for climate change.
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• Aimnova PP-practice — 6.3.2
Using the data, calculate the projected percentage increase in the city's spending on climate adaptation between 2020 and 2050, and suggest one reason adaptation costs are expected to rise.
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A factory installs carbon capture and storage (CCS). Outline one advantage and one limitation of CCS as a mitigation strategy.
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