“ can't estimate resource quantity without price One of the many reasons why these reports are always wrong is that they don't account for resources... (read full comment) ” 

Posted on August 31, 2011 at 3:34 PM EDT

“ But there are certain advantages to hydrocarbons, like storage (don't need expensive batteries), and weight (don't need heavy batteries). Planes... (read full comment) ” 

Posted on September 28, 2008 at 11:00 PM EDT