12/18/2007 9:02 AM ET
United States second worst in world according to left-wing environmentalist organization.
12/12/2007 10:19 AM ET
Panelists blame failure of environmental movies on 'complicated information;' tell audience 'you know way more than the average American.'
12/10/2007 1:09 PM ET
Former vice president tells CNN he hasn't 'ruled out the idea of getting back into the political process at some point in the future.'
12/10/2007 11:36 AM ET
Nobel winner bashes U.S., calls for ban on new coal plants, creation of wealth redistributing carbon tax.
12/5/2007 4:44 PM ET
Senate committee debates expensive climate change bill as two inches of snow blanket D.C.
12/3/2007 5:23 PM ET
Magazine's global warming advocate accuses Bush of 'foot dragging on climate change,' overlooks costs of worldwide regulation.
11/13/2007 1:36 PM ET
Estimate forecasts Lieberman-Warner bill being debated in the Senate would cost $4 trillion to $6 trillion over 40 years.
11/8/2007 11:07 AM ET
Research holds women accountable also, saying they spend '20 times as much on hygiene products.'
10/25/2007 3:49 PM ET
Stanford Professor Ken Caldeira assigns price tag 'for carbon capture and storage costs in ideal locations.'