In climatic tug of war, carbon released from thawing permafrost wins handily
Berkeley CA (SPX) Mar 19, 2015 - There's a carbon showdown brewing in the Arctic as Earth's climate changes. On one side, thawing permafrost could release enormous amounts of long-frozen carbon into the atmosphere. On the opposing side, as high-latitude regions warm, plants will grow more quickly, which means they'll take in more carbon from the atmosphere. Whichever side wins will have a big impact on the carbon cycle an ... more
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