Thawing Arctic permafrost will become major source of carbon emissions

April 9, 2015 12:02 PM

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Thawing Arctic permafrost will likely have a major impact, but it will happen slowly

As Earth continues to warm, icy areas will continue to become less icy. That includes Arctic permafrost, or soil that traditionally never thaws, even in summer. Scientists are concerned that as the permafrost thaws, it will release tons of greenhouse gasses into the atmosphere, accelerating climate ...

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