Sandia is an engineeering and science laboratory operated by Sandia Corporation, a Lockheed Martin company, for the US Department of Energy's national nuclear-security administration.
Stepping off the gas
Plant and forestry waste, and dedicated energy crops, could replace a third of US gasoline use on a sustained basis within 20 years, a study has found.
19 February 2009 23:00 GMT
Updated
25 November 2012 8:49 GMT
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