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A more efficient way to make ethanol?

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The cost of oil is topping out near 70 dollars a barrel and the nation is sending billions of dollars to unstable foreign countries to get it. With that in mind, many Americans have begun to think about biofuels from domestic crops. Biofuels such as corn ethanol and soy diesel are the most popular right now. But researchers are looking into plants that don't require the fertilizers and pesticides those crops need. The GLRC's Richard Annal reports on one crop that could make ethanol much more efficiently.

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