Question

What would have happened if there was no Carbon dioxide in the air?

Answer 1

Answer:

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In the absence of CO2 (carbon dioxide), we would not have plants and trees as we know it. And if there are no trees, that would mean the lack of oxygen, disabling our ability to breathe freely. When sunlight is received into earth's atmosphere, CO2 absorbs the heat and keeps the planet warm.

Explanation:

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