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Published online 7 December 2006 | Nature | doi:10.1038/news061204-11
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Prairies could fuel the future
Plant mixtures may yield more energy and greenhouse gas savings than other biofuels.
Powering cars with biodiesel from soyabeans might be the cool way for earth-friendly hipsters to get around town now. But another source — prairie plants — could turn out to make the greenest fuel.
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