“ Fumes @ mahonj, the new diesels run cleaner than gas engines, by around 30% I believe. It's not like years past when you'd be behind an old... (read full comment) ” 

Posted on September 8, 2010 at 1:03 PM EDT

“ Along these same lines: The grid problem does not seem to incorporate the growing number of homes and businesses which are installing localized... (read full comment) ” 

Posted on January 3, 2009 at 6:05 PM EST