question_answer

Relative contributions of , , CFCs and N2O towards global warming are:

I. 50%, 30%, 10%, and 10% respectively

II. 60%, 20%, 14%, and 6% respectively

III. 40 %, 30%, 20% and 10% respectively

IV. None of the above

A)  Only II            

B)  Only III

C)  Only I             

D)  None of the above

Correct Answer: A

Solution :

is largest contributor towards global warming.