Try searching Digg for biofuel: it’s not encouraging, but Coskata may be:

Coskata is a biology-based renewable energy company. Our technology enables the low-cost production of ethanol from a wide variety of input material including biomass, municipal solid waste and other carbonaceous material. Using proprietary microorganisms and patented bioreactor designs, we will produce ethanol for under US$1.00 per gallon.

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