Climate change has turned permafrost into a carbon emitter | Scientists have measured CO2 emissions of 1.7 billion tonnes a year from Arctic permafrost, about twice as high as previous estimates. "In a given year, more carbon is being lost than what is being taken in. It is happening already."

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Submitted October 24, 2019 at 04:53AM by 1920sremastered https://ift.tt/31NsrFu