Shell and BP distance themselves from lobby groups' "fake rallies"
Partnership with Martek Biosciences to focus on new techniques for converting sugar into biodiesel
Dismisses suggestions that the move demonstrates a watering-down of commitment to green energy
Spanish energy giant accelerates renewables strategy on the back of strong growth in the US and UK
Company is accused of failing to comply with toxic chemical regulations
Oil giant predicts Florida facility will produce 36 million gallons of cellulosic ethanol per year from 2012
As oil giant releases latest financial results green groups accuse it of cutting investment in its alternative energy division
Energy giant to take 75 per cent stake in Peel Energy CCS, providing it with route back into carbon capture bidding process
Oil giants sign deals designed to extend emission capture capabilities
Swedish energy giant buys up Thanet offshore wind farm and announces consortium to bid for future UK offshore projects