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    Component 1: Physical systems - Topic 1.2 Earth's Life Support Systems - 3. How much change occurs over time in the water and carbon cycles? — OCR A-Level Geography

    Test yourself on Component 1: Physical systems - Topic 1.2 Earth's Life Support Systems - 3. How much change occurs over time in the water and carbon cycles? with OCR A-Level practice questions.

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    1. The impact of fossil fuel combustion and carbon sequestration on flows and stores of carbon.

    Component 1: Physical systems - Topic 1.2 Earth's Life Support Systems - 3. How much change occurs over time in the water and carbon cycles? exam tips