Which one of the following is the correct percentage of the two green house gases that contribute to the total global warming?

Environmental Science
Aroma Ann0

A. N2O-6%, CO2 -86%
B. Methane-20%, N2O-18%
C. CFCs -14%, Methane-20%
D. CO2-40%,CFCs-30%

Methane-20%, N2O-18% is the correct percentage of the two green house gases that contribute to the total global warming.

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