Carbon
NASA
Earth has many processes that regulate carbon, atmospheric carbon dioxide and its role in the carbon cycle and climate. How much do you know?
Answer questions like ...
- Plants use carbon dioxide and water to make their own food through the process of photosynthesis. When they are doing a lot of photosynthesis, plants reflect light strongly in which of the following wavelengths?
- Which one of these increases the level of carbon dioxide in our atmosphere?
- What role do the oceans play in the carbon cycle?
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