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Legume researcher Peter Grasshoff says each tree produces 30000 seeds capable of yielding five tonnes of biodiesel each year. He says the tree is also good ...
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Biofuels: can they fuel our lifestyle without taking food from the poor? Traditional biofuels could only make an fossil CO2 emissions if the entire biofuel production process was fossil fuel free - requiring, for example, ... UK ethics body asks: how green are new biofuels?Biofuel Review
Mon, Dec 21 | from The Observer Blog