About Renewable Energy Group. Renewable Energy Group, Inc. is leading the energy and transportation industries’ transition to sustainability by converting renewable resources into high-quality ...

In 2001, at the National Renewable Energy Laboratory near Denver, I toured a lab-scale still that was using enzyme digestion to turn wood pulp and water into an ethanol precursor with a mildly ...

Looking to leverage all the motion in the ocean is UK startup Sustainable Marine, whose floating tidal turbine rotors just breezed through a testing regime that simulated 20 years of real-world ...