If we stopped emitting greenhouse gases right now, would we stop climate change?
Set aside the politics. If by some miracle we turned off carbon emissions immediately, how would the climate respond?
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Articles on Permafrost
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Will the Arctic shift from a carbon sink to a carbon source?
Global warming is changing the movement of carbon within northern ecosystems to the point where the Arctic could become a net source, rather than sink, of greenhouse gas emissions.
Permafrost-eating bacteria: a new twist on thawing Arctic and global warming
Scientists are studying how carbon-rich permafrost known as yedoma acts much like frozen vegetables to hungry microbes -- and is becoming an additional source of heat-trapping gases.
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