A little while back, Seattle got a lot of "the future is now!"-type press for ordering a full fleet of diesel-electric hybrid buses, which cost $200,000 more apiece than their articulated diesel brethren. Unfortunately, according to the Seattle P-I, claims that they would get up to 40 percent better gas mileage have not cashed out. In fact, their gas mileage is roughly comparable to the old buses', although they are quieter, produce fewer emissions, and cost less to maintain. Guess the future is still in the future. UPDATE: For a much longer and more informative take on this story -- …
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David Roberts is a staff writer for Grist. You can follow his Twitter feed at twitter.com/drgrist.
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