SOURCE: Washington Post
DATE: March 23, 2016
AUTHOR: Chris Mooney
SNIP: Amid blowout warm temperatures in the Arctic this year, two new studies have amplified concerns about one of the wild cards of a warming planet — how quickly warming Arctic soils could become major contributors of greenhouse gases to the atmosphere, causing still greater warming.
In a major international study published last week in Nature Geoscience, a team of researchers from regions ranging from Alaska to Russia report that permafrost is thawing faster than expected — even in some of the very coldest areas.