Arizona Public Service and GreenFuel to test coal-plant CO2 in algae-based biodiesel process

In Arizona, Arizona Public Service Company (APS) and GreenFuel Technologies will test using CO2 emissions from a coal-burning power plant to help grow algae that will be converted into biodiesel. The companies, successfully tested the proces at APS’ Redhawk natural gas power plant with productivity estimated at 37 times higher than corn and 140 times higher than soybeans.

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