USA

But trade group warns expansion will come under threat if government grant scheme is allowed to expire at the end of the year

NGOs claim first sale of offshore leases since BP disaster has failed to take proper account of spill risks

As House approves controversial bill, administration says president will veto move to bounce him into Keystone XL pipeline approval

The deadlock in Durban raises the prospect of a two tier response to climate change

GE, Nissan and Citi among 60 organisations signed up to Better Building programme

Exchange teams up with Bloomberg New Energy Finance to track performance of regional clean energy stocks

Microsoft chairman warns US has "no option" but to boost investment in clean energy

US government agency says CIA should abandon its traditional culture of secrecy and begin sharing its intelligence on the issue

Obama administration postpones decision on controversial tar sands pipeline until after next year's US elections

Report from Military Advisory Board says US must reduce energy imports over the next decade as a national security imperative