We recently had the chance to drive some fuel-cell vehicles that aren’t for sale to the general public, giving us a behind-the-wheel view of the possible future. Many of these research vehicles impressed us and show the promise, and appeal, of electrically powered cars, in this case through fuel-cell technology.

A potential alternative to gasoline-engine-powered cars, these electric vehicles produce their energy on board via a chemical reaction in a fuel-cell stack. Hydrogen is consumed in the process, with water as the only tailpipe emission.

Click here (http://blogs.consumerreports.org/cars/2008/01/fuel-cell-cars.html) to read the rest of the story from Consumer Reports

I think the fuel cell concept of vehilce which honda has come up with is really good.