June 24, 2008 6:47 AM

Can garbage run a car? Not yet, but some think it's possible

As gas prices have increased, so has research into futuristic fuels and vehicles that may help break our dependence on pricey planet-polluting gasoline. The first batch of biofuels may be on the market by 2010, helping to offset growing energy demand, and, perhaps, providing a creative use for the nation’s swelling landfills.

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