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Renewable energy
Making biofuels from waste plant matter and producing power from the wind and the sun will play an increasing role in meeting future energy demand.
Harvesting energy from algae
15 Feb 2008 - Algae could produce up to 15 times more vegetable oil per hectare than crops commonly used for biofuel. Can it be produced commercially on a large scale?
Driving to glory on a few drops of fuel
20 Jul 2007 - Its a race like no other: in the Shell Eco-marathon, eking out the fuel for longer than your rivals is the key to victory.
Getting greener: next generation biofuels
13 Jul 2007 - Biofuels are increasingly seen as an alternative to petrol and diesel. But its the next generation of biofuels that holds the most environmental promise.
