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Tri-Cities Tech Business Update

May 2010 Issue

Global warming triggers CO2 release from soil


Twenty years of field studies reveal that as the Earth has gotten warmer, plants and microbes in the soil have given off more carbon dioxide. Understanding this soil respiration is central to understanding how the global carbon cycle affects climate. "There's a big pulse of carbon dioxide coming off of the surface of the soil everywhere in the world," said ecologist Ben Bond-Lamberty of the Department of Energy's Pacific Northwest National Laboratory. "We weren't sure if we'd be able to measure it going into this analysis, but we did find a response to temperature." Read the complete news release.

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