The trucking industry is making a foray into energy-efficient vehicles. Coke, FedEx and UPS are among the companies that have started using hybrids and electrics on a small scale. Michele Norris talks to Aaron Turpen, a former trucker and the founder of the website GreenBigTruck.com, about the market for alternative fuel and electric trucks, and about the upsides and downsides of them.
Businesses Explore 'Green' Trucking
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