"Perhaps, the time for Opec to face some competition has finally arrived"
US government announces plans for high profile renewable fuel competition
James Ingall of liquid biomethane producer Gasrec explains how fuel made from landfill waste is side-stepping many of the problems dogging other biofuels
Checks need to be put in place to ensure the correct use of biofuels
ActionAid accuses G8 of driving more people into poverty by pursing biofuels and cutting agri-aid
Government review expected to call for rethink over biofuel targets, as producers argue lack of certainty over government policy is impacting investor confidence
Rome food summit ends in impasse, as supporters of biofuels insist ethanol subsidies are not driving food price rises
European Commission reportedly set to support anti-dumping complaints against subsidised US biofuel
Department of Agriculture scientists insist increased demand, droughts and trade tariffs having bigger impact on food prices
New research project looks set to go head-to-head with Virgin Atlantic-led initiative to develop algae-based jet fuel