Which of the Following Cycles Appears to Make the Greatest

Question

Which of the following cycles appears to make the greatest contribution to climate change?
A)the phosphorus cycle
B)the carbon cycle
C)the sulfur cycle
D)the nitrogen cycle

Accepted Answer

The carbon cycle, which involves the release of carbon dioxide and other greenhouse gases into the atmosphere from burning fossil fuels, deforestation, and other human activities, is the cycle that makes the greatest contribution to climate change.