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Mar 7, 2014 01:42 PM ET // Tim Wall
The strongest earthquake in Oklahoma history may have been triggered by fossil fuel extraction, reports a new study. Continue reading →
Feb 22, 2011 12:53 PM ET // Tim Wall
The desert agave plant has all the makings for a smooth biofuel.
Jan 13, 2011 06:32 PM ET // Tim Wall
Using unsuitable food cropland for biofuel is an option worth exploring.