Soils Cannot Lock Away Black Carbon

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LONDON – Climate scientists may have to rethink some of their old assumptions about carbon. US and European researchers have just established that black carbon, soot and biochar – the burnt remains from countless forest fires – doesn't stay in the soil indefinitely.
[More] (http://www.scientificamerican.com/article.cfm?id=soils-cannot-lock-away-black-carbon)

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