Thawing of permafrost may lead to an increase in the amount of carbon dioxide released into the atmosphere.

Question

Quizplus · Accepted Answer

Permafrost contains large amounts of organic matter that has been frozen for thousands of years. When it thaws, the organic matter decomposes and releases carbon dioxide and methane into the atmosphere, contributing to global warming. Therefore, thawing of permafrost is expected to lead to an increase in the amount of carbon dioxide released into the atmosphere.

Thawing of Permafrost May Lead to an Increase in the Amount