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Archive Home > 2009 > August > 31 > Portland retools its buses to save fuel, cut emissions

Portland retools its buses to save fuel, cut emissions

By Dylan Rivera / The Bulletin
August 31, 2009

PORTLAND " Hot summer days like the Portland area has experienced recently require public transit buses to do more than crank up the air conditioning.

Extremes of summer heat " as well as the hard cold of icy winters " force big diesel engines to work harder and burn more fuel to....

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