October 7, 2009 - by Emma Ritch -
Companies combine cleaning and refining technologies to produce fuel from biomass, natural gas and coal.
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August 18, 2009 - by Emma Ritch -
Stock soars 86 percent today as Rentech discloses 2012 plans to sell clean-burning fuel made from grass, sewage and other biomass feedstock to power vehicles at Los Angeles International Airport.
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November 20, 2007 - by David Ehrlich -
Sherwood Investments offered $2.70 per share for the struggling synthetic fuels and fertilizer company.
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