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The Sundance Channel's Big Ideas For A Small Planet is back. The eco-solutions show tidily takes on an issue - like, say Fuel or Drive in episodes from last year's season - and finds three "Big Ideas" to discuss in a half-hour. Sometimes, the episodes are paired with a longer documentary, such as with the series opening Crude Awakening.

Perhaps if the Assystem City Car didn't look like a time traveling street sweeper from Uranus it wouldn't be the butt of so many jokes (So very sorry). Of course, what do you expect from Swiss designer Franco Sbarro, a man with a history of, um, interesting designs. It is a bit of a shame, too, because this thing actually has lots of very neat-o tech incorporated into it as well as several green features. For example, according to their website, it's a hybrid. The front wheel has an electric mot

While we're busy anticipating the upcoming all-electric i-MiEV, Mitsubishi is enjoying sales of the standard liquid fueled-version in the UK. The company announced today that it sold 300 of these tiny i City Cars in two-and-a-half weeks and expects to sell 1,500 units in the UK next year. Buyers are telling Mitsubishi that "compact size, price, specification, environmental credentials and styling" are the reasons for choosing the i City Car. A huge percentage of the i City Car buyers, 83 percent

We've all seen the stacks of shopping carts at your local grocery or big box store. There are also the bike rental systems in various major cities like Paris. Now the mavens at the Massachusetts Institute of Technology have taken those two concepts and combined them something akin to car sharing services like ZipCar. The result is the folding City Car. The creators have devised an electrically-driven two seater with a rear axle mounted on a folding arm that allows the machine to shift into an up