China

But renewable energy funding needs to double to $500bn annually to limit global warming, UN study warns

First of two biogas energy plants turns chicken manure into green electricity

Further consolidation in Chinese solar energy market expected as larger players seek to rapidly expand product lines

State think-tanks suggest government impose carbon tax scheme by 2013

Move comes as German lobby group mulls legal action to tackle alleged dumping of subsidised solar panels in European market

Pressure on America increases as China set to take lead on tackling climate change and India plans 'aggressive' cuts

Chinese officials to outline proposals for national cap-and-trade scheme in latest effort to break Copenhagen deadlock

Facility promises to reduce air pollution and cut carbon emissions by between 20 and 25 per cent

Rich nations need to cut CO2 emissions 90 per cent, says national think-tank

Economic expansion cannot be achieved forever if greenhouse gases are to be curbed, warns the leading economist and author of the UK's government's report on climate change