Carbon dioxide is __________ .
A)the most abundant greenhouse gas
B)the only greenhouse gas presently increasing in the atmosphere
C)more potent per molecule of gas)than methane
D)produced during the combustion of fossil fuels

Question

Quizplus · Accepted Answer

Carbon dioxide is produced during the combustion of fossil fuels. It is not the most abundant greenhouse gas (water vapor is), nor is it the only greenhouse gas increasing in the atmosphere (methane and others are also increasing). Methane is more potent per molecule than carbon dioxide.

Carbon Dioxide Is __________