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People thought the hardy Jatropha tree was the answer to the food vs. fuel debate, until it wasn't. Financial hard times and a misunderstanding revealed this biofuel to be like all the rest — in need of good food and water.
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Two Colorado companies are being awarded part of a larger federal grant to develop biofuels from trees. This week, Lakewood-based ZeaChem announced it is…
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A few years ago, the concept of making alternative fuels from algae was all the rage. But the idea seemed to fade quickly. KUNC’s Erin O’Toole talks with…