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Arctic Permafrost Melt Releasing Carbon Dioxide At Unprecedented Rate

2013-02-12 19:18:00| Climate Ark Climate Change & Global Warming Newsfeed

RedOrbit: Researchers studying Arctic thermokarst failures in Alaska were alarmed to find climate-warming carbon dioxide gas may be releasing into the atmosphere at an unprecedented rate. This release is being caused by melting of the Arctic permafrost, which has kept ancient carbon locked away for millennia; only to be exposed as more warmth and sunlight erodes the long-frozen soils, causing collapse and release of carbon. George Kling, an ecologist and aquatic biogeochemist at the University of Michigan,...

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