EPA to help Chinese counterparts improve mechanisms for reporting on national greenhouse gas emissions
Uncertainty over investing in green technologies more dangerous than lack of Copenhagen treaty says Achim Steiner, the head of the UN environment programme
President tells EU Russia will cut emissions by up to a quarter on 1990 levels by 2020
Ministers report encouraging progress at latest round of preparatory talks
Leaders sign communiqué signalling they are prepared to table emission targets at Copenhagen Summit
Emission reduction efforts will focus on transportation and buildings to limit burden on manufacturers
It looks as if any chance of a meaningful international climate change deal will be delayed into 2010, but green businesses should not be too despondent over Copenhagen's failures
Amendments may also give farmers a chance to sell carbon offsets on the open market
Brown still hopes to salvage climate talks as US rules out binding targets
Official: "We should try to complete the job earlier than later"