question_answer

The increase in Earth's average surface temperature due to the effect of greenhouse gases such as \[\text{C}{{\text{O}}_{\text{2}}}\], and emissions from fossil fuel is known as global warming. What could be the effect of global warming?

A)  There will be melting of polar ice caps.

B)  There will be an increase in crop production.

C)  There will be a rise in sea level.

D)  Both A and C