Oxford biofuels firm teams up with Butylfuel, as offset company Carbon Retirement partners with Palmetto Climate and Sandbag
US biodiesel firm completes first green IPO of the year
Historic flight planned as German carrier calls halt to domestic trial that has saved 1,471 tonnes of CO2 since July
US biodiesel giant confirms plan to price stock at between $13 and $15
Air Resources Board votes to streamline Low Carbon Fuel Standard but oil companies warn new rules are unfeasible
Government research body says next generation biofuels made from waste are a feasible low carbon option
London taxi firm adds 20 biofuel-powered vehicles to its 200 Toyota Prius
United service from Houston to Chicago to be closely followed by biofuel flights from Alaska Airlines
Gatwick chairman David Rowlands said aviation companies need to show how they can reduce carbon emissions