Biofuel

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  lost in the corn maze

  Is the end near for the green biofuel dream?

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  Politics

  The crazy true story of how George W. Bush secretly tried to raise the gas tax

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  corncob pipe dream

  Can we finally make gasoline out of corncobs?

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  FUELED BY HANGOVERS

  The only time driving and booze mix: Scotch biofuels

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  Climate & Energy

  Magical algae turns sewage into biofuel and Dasani

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  Climate & Energy

  In the future, wind turbine blades could be made out of vegetables

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  Biofuel

  The answer to our fuel woes might be monster sweet potatoes

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  Sustainable Farming

  Farm-in-a-truck teaches kids about sustainability

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  Biofuel

  Your new offshore energy source: Floating algae farms