Question

Why is it commonly believed that carbon dioxide is responsible for global warming?

Carbon dioxide levels in the Earth's atmosphere have been steadily decreasing.
O Carbon dioxide has a longer average lifetime in the atmosphere.
O The warming effect associated with carbon dioxide has remained unchanged.
O Other greenhouse gases amplify the effect of carbon dioxide.

Answer 1

the answer is B

Step-by-step explanation:

Answer 2

The correct answer is

Step-by-step explanation:

Carbon dioxide has a longer average lifetime in the atmosphere.

It is the correct answer. I AM A 100% SURE OF THAT.

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