Obama
Obama sets out 'all-of-the-above' clean energy policy
State of the Union address demands greater support for green energy, at same time as touting expansion in US oil and gas
Obama moves to protect Grand Canyon from uranium mining
20 year moratorium to block all new mines in a one million acre area
Oil sands pipeline battle turns ugly
In an open letter defending a controversial project, Canada's natural resources minister accuses a pipeline's opponents of colluding with 'radicals' and 'jet-setting celebrities'
Obama administration approves giant renewables projects
Department of Interior rubber-stamps 500MW of wind and solar projects
Obama threatens to veto pro-polluter payroll tax bill
As House approves controversial bill, administration says president will veto move to bounce him into Keystone XL pipeline approval
Obama and Perry clash over climate science
Obama tells GOP audience that Rick Perry, a governor whose state is on fire, is 'denying climate change'
Obama outrages green groups with decision to halt smog rules
Surprise announcement confirms tightening of US smog rules will have to wait until 2013
Automakers line up to support Obama's "historic" fuel efficiency standards
President Obama: "The single most important step we've ever taken as a nation to reduce our dependence on foreign oil"
Obama unveils domestic oil push as clean energy plans falter
President angers green groups with plans to expand drilling in Alaska and off Atlantic coast
US Senate seeks feedback on Obama's Clean Energy Standard proposal
White paper invites public input on how to deliver administration's promised clean energy targets
Browner departs sparking fears over White House climate strategy
All eyes on Obama's State of the Union address as administration's "climate tzar" steps down
Senate approves biofuel and clean tech tax break extension
Extension of green incentives now depends on House vote