William Koch

Festival sparks interest in alternative energies

As sport utility vehicles and other gas guzzlers motored by on Key Highway yesterday, proponents of "green" technology showcased a new breed of automobile on Rash Field., Some are small and spacey - like George Jetson's car but with wheels and a solar panel roof. Others, such as the Honda and Toyota hybrid-fuel vehicles on the market, won't stand out as much in parking lots.

The vehicles, on display today at a festival sponsored by the Northeast Sustainable Energy Association, run on sun, hydrogen, electricity and even vegetable oil - the "greasecar" conversion system that Justin Carven sells uses old cooking oil thrown out by restaurants.

"You don't...