"Jennifer Radtke, one of the five women who own Biofuel Oasis, thinks growing concern about climate change and the diminishing oil supply is driving the popularity of alternative fuels.
"A lot of our customers switched to biodiesel because of the war,'' she said. "That's probably common in the Bay Area, but across the country, it's probably because of concern about climate change and renewable energy. And that it's so cool.''
Yet biodiesel faces serious obstacles before it can become the fuel of the future."Fueling a Revolution