Which of the following gases accounts for the largest amount of radiative forcing?
A) carbon dioxide (CO₂)
B) nitrous oxides (N₂
C) chlorofluorocarbons (CFCs)
D) methane (CH₄)

Question

Which of the following gases accounts for the largest amount of radiative forcing?
A) carbon dioxide (CO₂) 
B) nitrous oxides (N₂
C) chlorofluorocarbons (CFCs) 
D) methane (CH₄)

Quizplus · Accepted Answer

Carbon dioxide (CO₂) is the gas that accounts for the largest amount of radiative forcing, contributing to about 65% of the Earth's total warming effect. Nitrous oxides, chlorofluorocarbons, and methane also contribute to radiative forcing, but to a lesser extent than carbon dioxide.

Which of the Following Gases Accounts for the Largest Amount