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Sunlight, not microbes, key to CO2 in Arctic

August 21, 2014

terrestrial organic matter spilling into a lake The vast reservoir of carbon stored in arctic permafrost is gradually being converted to carbon dioxide (CO2) after entering the freshwater system in a process thought to be controlled largely by microbial activity. However, researchers say that sunlight and not bacteria is the key to triggering the production of CO2 from material released by arctic soils. Full Story

Oregon State University

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