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Sunlight, Not Microbes, Control Carbon Release in the Arctic

2014-08-22 20:04:00| Climate Ark Climate Change & Global Warming Newsfeed

Nature World: A vast amount of carbon stored in Arctic permafrost is being converted into carbon dioxide (CO2) once it enters freshwater systems - a process that is worrying experts tracking climate change. This process was long thought to be enabled by microbial activity, but a new study identifies that sunlight itself might be the true culprit. Traditional permafrost is frozen water trapped in soil in a region that never warms enough to the point that the ground will thaw. However, in the wake of a changing...

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