Slideshow: Green Cars Strive to End Oil Era

Students and carmakers gather to show off their alternative-fuel vehicles, and with gas prices on the rise again, more drivers are paying attention. John Gartner reports from Trenton, New Jersey.
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Trenton Central High School students use cafeteria fry oil to power their 1985 VW Golf.John Gartner

See related story: Green Cars Strive to End Oil Era

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The one-seat Sparrow gets its energy from a solar panel and wind turbine that can be stowed in the trunk.

Courtesy of Clay Turnbull, NESEA.org
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Western Washington University spent $1 million to design the Viking 23 from scratch.

John Gartner
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Tulsa students built this 2,250-pound car's frame out of plastic tubing and carbon fiber.

John Gartner
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A sunny day provides enough charge to drive 15 miles in this solar truck.

John Gartner
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GM's pickup has two electrical outlets under the back seats and in the rear of the bed.

John Gartner