http://www.wecnmagazine.com/2007issues/sep/sep07.html#1 If Dingell dangles 100$/ton for CO2 sequestering...terra preta becomes profitable in many circumstances. Brian Hans -------------- next part -------------- An HTML attachment was scrubbed... URL: /pipermail/terrapreta_bioenergylists.org/attachments/20070903/fc74a431/attachment.html