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Caption: Fire-derived charcoal is not inert but leads to soil carbon loss. This image relates to an article that appeared in the May 2, 2008 issue of the journal Science, published by AAAS. The study, by Dr. David Wardle and colleagues at Swedish University of Agricultural Sciences in Umeå, Sweden, was titled "Fire-Derived Charcoal Causes Loss of Forest Humus."
Credit: Image courtesy of Marie-Charlotte Nilsson
Usage Restrictions: Please cite the owner of the image when publishing. This image may be freely used by reporters as part of news coverage, with proper attribution. Non-reporters must contact Science for permission.