The organisers at Sonoma have done a great job, presenting the proceedings from this conference...
http://www.biochar-international.org/node/3635
http://www.2012.biochar.us.com/conference-videos
Posts
A Tariff-ic Gas Shortage
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"*What I just saw in México should worry all North Americans*"
*A sun-scorched stretch of asphalt* uncoils like a lazy cat, stretches and
limbers nor...
2 days ago
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