Here is your chance to sit in on a recent 1 hour presentation on biochar by Dr Lehmann...
http://www.youtube.com/stanford#p/u/7/pX3zhZ6ETWI
"Johannes Lehmann, Associate Professor of soil biogeochemistry at Cornell University, discusses the characteristics of naturally occurring terra preta including its agricultural and carbon sequestering benefits and then turns to considering the factors involved with implementation industrial biochar systems for large-scale carbon sequestration and energy provision."
Mad Kings and Saudi Princes
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"*Make Money not War*"
*We find this truth to be self-evident: This is the moment when we find out
just how mad a king Donald Trump is. *
— Maureen...
6 days ago
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