“ *"...their metabolites could be dangerous to human health. But there are security measures to prevent any leaks and infection."* This is not very... (read full comment) ” 

Posted on December 10, 2008 at 9:08 AM EST

“ some people are missing the point This is not a way to make fossil fuels carbon-neutral, nor can it lead to a shortage of carbon dioxide in the... (read full comment) ” 

Posted on February 7, 2008 at 12:13 PM EST