Permafrost

Permafrost peatbog border at Storflaket, Abisko, Sweden.

Dentren at en.wikipedia

  • Earth's Changing Ice Cover Featured Article Earth's Changing Ice Cover Earth's Changing Ice Cover

    This article, written by Charles W. Schmidt, a freelance writer specializing in science, medicine and technology, appeared first in Environmental Health... More »

Recently Updated
Earth's Changing Ice Cover Last Updated on 2011-03-11 00:00:00 This article, written by Charles W. Schmidt, a freelance writer specializing in science, medicine and technology, appeared first in Environmental Health Perspectives—the peer-reviewed, open access journal of the National Institute of Environmental Health Sciences. The article is a verbatim version of the original and is not available for edits or additions by Encyclopedia of Earth editors or authors. Companion articles on the same topic that are editable may exist within the Encyclopedia of Earth.   Out of Equilibrium? The World's Changing Ice Cover In August 2010 an iceberg four times the size of Manhattan broke off Greenland’s northwestern coast and began drifting out to the sea. At nearly 100 square miles, this was the largest iceberg to appear in Arctic waters since 1962 and a fresh indicator that Greenland’s frozen landscape is... More »
Video: AAAS Global Climate-Change Video - CLEAN Last Updated on 2011-02-17 00:00:00 This video has been selected for inclusion in the CLEAN Collection. Residents of Shishmaref, Alaska, and experts like John Holdren, exploring the human impacts of global climate change. More »