As of last year, 13% of the United States Postal Service's fleet of 289,000 vehicles were using alternative technologies and fuels such as hybrids, electrics, natural gas, bio-diesel. It's a good start, but what is wrong with 100%?
Back in 2003, Federal Express started an ambitious program of trying to convert their fleet to non petroleum based sources, but they have hit a bump in the road. As technologies gain in usage, like the calculator, the DVD player, or hybrid or pure electrical vehicles, the costs will go down. Fed Ex jumped, but because few companies followed, the prices were too high to make their noble goal cost affordable.
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