How Is Melting Permafrost Affecting Arctic Communities?
In the Arctic, a great change is taking place. Permafrost, which covers around 25 percent of exposed land in the Northern Hemisphere, is melting.
In the Arctic, a great change is taking place. Permafrost, which covers around 25 percent of exposed land in the Northern Hemisphere, is melting.
Senate Democrats Michael Bennet and Ed Markey introduced legislation last December calling for permanently designating the most sensitive sections of ANWR as wilderness off limits to development.