Prime minister tells the Guardian he hopes the EU will agree to a cut in emissions of 30% by 2020
Gordon Brown says he welcomes support from firms that will be key players in low carbon transition
Brown still hopes to salvage climate talks as US rules out binding targets
Prime minister will tell the Major Economies Forum that world leaders have an historic opportunity to reach an international deal this year
Nissan-Renault Alliance confirms plans for £200m battery plant, as government announces North East will be second "Low Carbon Economic Area"
Rackheath in Norfolk, Bicester in Oxfordshire, Whitehill Bordon in Hampshire and China Clay in Cornwall get green light
Mayor reportedly fuming over prime minister's premature announcement
Alistair Darling will flesh out plans for electric vehicle trials in the Budget later this month
UK must move fast to take advantage of global race to become a green technology hub, says prime minister
Government announces £250m cash injection to help car industry retool for low-carbon economy as part of "green" transport package, but campaigners remain unimpressed