Mongabay: Biochar - charcoal produced from pyrolysis of biomass - has received tremendous attention and support in recent years, and championed as one of the potentially most useful techniques for soil restoration and carbon sequestration in the modern era. Although a multitude of initiatives in biochar research and application have sprung into action many critical details remain uncertain. Fortunately, the production and soil effects of biochar have a lengthy historical precedent as well as a remarkable...
URL: http://news.mongabay.com/2013/0102-biochar-ryking.html
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