These five next-generation green vehicles, designed with the latest in high technology and due out within the next few years, will be faster, more powerful - and cheaper
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Building the world's first electric supercar was never going to be easy - even without the hubris, infighting, and mismanagement that nearly sent Tesla spinning off the road.
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Entrepreneurs are tapping into what could be the biggest economic opportunity of the 21st century: clean, money-saving technology.
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Brammo has two electric rivals and one hydrogen-powered prototype to watch.
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