Diesel Hybrid Electric Cars Now!

Biodiesel-Electric and Ethanol-Electric Hybrids appear to be the best approach for our transportation system in the next 50 years, with the addition of a plug-in option for charging batteries off the grid. These technologies are already developed and need only be made available to the motorist.
WorldChanging: Another World Is Here: Diesel Hybrid Electric Cars Now!:
June 3, 2004

The irony is that diesel hybrids could be far more efficient and clean than anything now on the market, without any leaps in technology. The combination of modern clean diesel engines, Prius-style serial hybrid-electric systems, and biodiesel/vegetable oil fuels could provide amazing mileage, cleaner air, and vastly reduced petroleum dependency. Comfortable, powerful sedans could get upwards of 80 miles per gallon and be carbon-neutral.