21 Dec '11, 10pm

Melting Permafrost in the Arctic is Some Truly Scary S%*t

Melting Permafrost in the Arctic is Some Truly Scary S%*t

preston.rhea via Flickr/CC BY 2.0 If you're not familiar with the permafrost problem--perhaps the most dreaded feedback loop global warming may set off--then by all means: read up now. Justin Gillis had a fantastic piece on the topic in the New York Times over the weekend, in which he provides a comprehensive overview of climate scientists' most recent research. The verdict? This is some scary shit. The uber brief synopsis is this: During the run-up to the last ice age, before everything was permanently frozen in the areas that comprise the Arctic, grass and other plant life would grow on this permafrost during the summer and freeze over during the winter. This happened over and over again, with new layers of ice locking in tons and tons of carbon-based life forms. It was, essentially, locked away. Now, as human activity is accelerating the warming of the climate, that per...

Full article: http://www.treehugger.com/climate-change/melting-permafro...

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Making Arctic Sea Ice Loss Real

Making Arctic Sea Ice Loss Real

skepticalscience.com 23 Dec '11, 5pm

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