Wales becomes fifth Low Carbon Economic Area as the government unveils plans for electric and hydrogen vehicle refuelling network along the M4 corridor
Draft bill proposes reinstatement of $1-a-gallon tax break
Regional emissions trading schemes are springing up in China, India and Japan
Controversial reductions in German feed-in tariffs could be held back until the summer
Proposed funding would help convert shipyards into offshore turbine manufacturing plants
Chief executive remains bullish over outlook as company confirms it already has 8GW of orders in place for 2010
Reductions proposed by the EU represents a 16 per cent decrease on 2007 levels, lower than most developed countries
Cities and states are introducing unilateral renewable initiatives and targets
Early end for Low Carbon Buildings Programme leaves micro-renewables firms to cope for a month without subsidies ahead of feed in tariff launch
From feed in tariffs to vanishing top soil, we run down the top stories from the past week