Tag Archive for 'permafrost'

Huge store of greenhouse gases to be released with thawing permafrost

December 4th, 2011 by Nature

As Arctic temperatures rise, the permafrost will thaw, releasing greenhouse gases that will accelerate the warming of the planet. But no one knows by how much or how quickly. Forty-one international experts seek to pin that down in a Comment piece in Nature. Permafrost thaw will release the same order of magnitude of carbon as […]

Climate change in the arctic more extensive than expected

May 6th, 2011 by Lund University

A much reduced covering of snow, shorter winter season and thawing tundra. The effects of climate change in the Arctic are already here. And the changes are taking place significantly faster than previously thought. This is what emerges from a new research report on the Arctic, presented in Copenhagen in May 2011.  Dr. Margareta Johansson, […]