Which of the following is the greenhouse gas that accounts for most of global warming?
A)carbon dioxide
B)methane
C)chlorofluorocarbons
D)nitrous oxide

Question

Quizplus · Accepted Answer

Carbon dioxide is the greenhouse gas that accounts for most of global warming. It is responsible for roughly 75% of the warming effect, due to the large amounts of it that are emitted from human activities such as the burning of fossil fuels, deforestation, and cement production. While methane, chlorofluorocarbons, and nitrous oxide are also greenhouse gases, they do not have as significant of an impact on global warming as carbon dioxide.

Which of the Following Is the Greenhouse Gas That Accounts