Shell, Tesco and Vodafone among firms arguing that a 30 per cent target for 2020 backed by a strong carbon price is vital to business interests
Judicial Review into inclusion of US airlines in EU emissions trading scheme to be referred to European Court of Justice
Watchdog steps up crack down on hazardous chemicals, denying firms confidentiality clause that has been used to conceal the identity of around 17,000 chemicals from the EPA
"Semi-industrialised, highly inefficient, badly insulated and ugly" buidings could be torn down
With his Senate super-majority gone, can the President continue to pursue plans for a US climate change bill?
China's most senior negotiator on climate change says more research needed to establish whether warming is man-made
Friends of the Earth warns government that draft national policy statements could face legal action
Bosses at more than 80 companies write to members of Congress urging them to pass climate change bill as quickly as possible or risk American firms "falling behind"
Lisa Murkowski pledges to use obscure measure in attempt to strip powers from the Environmental Protection Agency
Massachusetts election defeat and Republican plan to block Environmental Protection Agency from regulating carbon threaten to leave the president's climate change strategy in tatters