Biofuel. Hybrid cars. Electric cars. Hydrogen. Those are some of the bright ideas in the future of car tech. Many proponents of the hydrogen fuel cell gathered in Vancouver, Canada, recently to discuss their problems and the promises.
This video from that conference shows hydrogen cars on the road. Models from four manufacturers made a 150-mile round trip during the meeting. DaimlerChrysler predicts that by 2015 there'll be millions of hydrogen cars on the road. The company claims that's not just a lot of hot air.