Energy and the environment have never had a more prominent role in a White House race. As the US prepares to go to the polls, Danny Bradbury asks which candidate has done the most to secure the green vote
Barack Obama would issue Congress with 18 month ultimatum on carbon regulation before effectively bypassing the legislature
All US exports of elemental mercury to be banned from 2013 after bill sponsored by Barack Obama is passed
Embracing sustainable technology could help pull the global economy out of a downturn
As new proposals for a US cap-and-trade scheme are debuted, presidential hopefuls both reiterate commitment to tackle carbon emissions
Eric Schmidt says the company will lobby government to adopt its wide-reaching strategy
Joe Biden appears to reject clean coal even though Obama campaign supports the technology
ABC interview seemingly at odds with previous statements
Republican attempts to highlight differences over energy policy as both candidates pledge to deliver US energy independence
Sarah Palin criticised by environmentalists over support for oil drilling and opposition to Polar Bear being included on Endangered Species List