“ Fertilizer... Biomass has advantages, but as I have read recently, we are at or near 'peak phosphorus' - P is vital for cell growth and widely... (read full comment) ” 

Posted on March 26, 2010 at 2:09 PM EDT

“ While not mentioned in the article, I think that harvesting presents other environmental opportunities, such as feed stock for animal farming, or,... (read full comment) ” 

Posted on July 31, 2009 at 3:20 PM EDT

“ Do you have any preferred links for information on methanol to gasoline conversion as noted in your comment? Thank you in advance. (read full comment) ” 

Posted on July 30, 2008 at 5:53 PM EDT

“ I cannot back your specific facts, but I have to say that the numbers say what the person doing the tallying wants them to. Do petroleum numbers... (read full comment) ” 

Posted on April 23, 2008 at 12:58 PM EDT

“ I think that since this uses what would otherwise be classified as "bagasse" rather than the food portion of the plant, it may actually help... (read full comment) ” 

Posted on April 17, 2008 at 2:38 PM EDT