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Biofuels get mixed review

Ethanol does well on efficiency, but only so-so for the environment.

Field of dreams? Biofuel from corn gets some thumbs up, some down. Credit: © Getty


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  2. RagauskasA. J., et al. Science, 311. 484 - 489 (2006).

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Peplow, M. Biofuels get mixed review. Nature (2006).

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