As the promises that wind and solar power could meet all our energy needs is exposed as pseudo - scientific twaddle by the wind's refusal to blow steadily all the time and the sun's refusal to shine at night, few of the alternative energy sources hyped as a replacement for fossil fuels. Of those, biofuel looks the next most likely to say, "If you hadn't over hyped me I coulda been somebody, 'stead of a bum. I coulda been a contender.
Unfortunately the latest business analysis of the case for biofuels suggests not only are they expensive and wasteful to produce but the impact of food growing land and their inefficiency suggests they never were likely to be a contender.
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Biofuels - The Great Green Folly