How does carbon move into and out of the atmosphere?
Due to plants, animals, the oceans and rocks.
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How has the amount of carbon dioxide in the Earth's atmosphere increased in the recent past?
Largely due to the amount of fossil fuels we now burn.
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How has the carbon dioxide in the atmosphere remained about the same for about 200 million years until recently?
This is because various natural processes that move carbon dioxide into and out of the atmosphere had achieved a balance.
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What processes release carbon dioxide into the atmosphere?
Burning, respiration and decay.
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What processes remove carbon dioxide from the atmosphere?
Photosynthesis and absorption into oceans/water.
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Which human activity has been the main cause of increased carbon dioxide levels in the atmosphere?
Burning fossil fuels.
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**LOOK UP AND REVISE THE CARBON CYCLE SO THAT YOU ARE ABLE TO DRAW IT**
**YOU WILL BE TESTED ON YOUR UNDERSTANDING OF THE MAIN PROCESSES THAT ADD OR REMOVE CARBON DIOXIDE AND HOW THEY AFFECT ITS AMOUNT IN THE ATMOSPHERE (AQA SPECIFIC ONLY)**
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Other cards in this set
Card 2
Front
How has the amount of carbon dioxide in the Earth's atmosphere increased in the recent past?
Back
Largely due to the amount of fossil fuels we now burn.
Card 3
Front
How has the carbon dioxide in the atmosphere remained about the same for about 200 million years until recently?
Back
Card 4
Front
What processes release carbon dioxide into the atmosphere?
Back
Card 5
Front
What processes remove carbon dioxide from the atmosphere?
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