jenniekin88 jenniekin88

02-10-2020
Biology

contestada

How has CO2 changed over the last 200 years??

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natalienoel12 natalienoel12

15-10-2020

Answer:

It has increased

Explanation:

The concentration of carbon dioxide in the atmosphere has increased in the last 200 years. The extra carbon dioxide is causing an enhanced greenhouse effect greater than would happen naturally.

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