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Biofuel's Bumpy Road: The Trials and Tribulations of Algae, Palm Oil, Bioelectricity And More

First Posted: 12/08/10 05:12 AM ET Updated: 05/25/11 07:00 PM ET

The biofuel craze passed a while ago and more sober assessments of their promises and problems took over, but that doesn't mean by a long shot that there isn't plenty of interesting ongoing work being done. Here's just a sampling of what's gone on just this week trying to turn plants into power:

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Filed by Katherine Goldstein  |