Gas-guzzling, polluting vehicles are so last century. Whether its global-warming, the price of fuel, or the desire for clean air, there’s definitely a need for a re-invention of ways of getting from A to B. So far on Grinding we’ve seen a few far-out concepts. And here’s another one – a snippet from the Discovery Channel showing GM’s concept, the Skateboard:

A more recent iteration of this concept car is the Sequel; it’s features…

General Motors fuel-cell concept cars