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"If we don't recognise the politics of science, we will just get played by those who do"
"Food company chief executive labels biofuels an aberration and expresses concern about potential impact of water wastage"
"Drivers should take cycling lessons – it will give them firsthand experience of what it's like to ride a bike on the roads"
"It is wrong to use scarce corn crops in the US for ethanol, but at least higher food and gas prices may boost sustainable farming"
"Obama administration under growing pressure to end support for corn ethanol as gas and food prices continue to rise"
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