Wendell "Wendy" Ray, the former Oregon sports and KUGN broadcaster, is cruising around Eugene these days in the hot-selling Toyota Prius. There's nothing about the hip, four-door hybrid that Ray doesn't love. "It's very easy to drive, it's very comfortable and it saves a lot of money," he said. "And it's environmentally sane." Powered by a seamless combination of gasoline and electricity, the Toyota hybrid can travel 600 miles on a tank of gas while spitting out one-half to one-third of the pollution of a gas-only combustion engine. And unlike all-electric cars, hybrids don't need to be plugged in. Energy...