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Environment

EPA Moves To Shield Older Semi Truck Engines In 'Gliders' From Emissions Rules

By Bill Chappell
Published November 16, 2017 at 3:37 PM EST
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Bill Chappell
Bill Chappell is a writer and editor on the News Desk in the heart of NPR's newsroom in Washington, D.C.
See stories by Bill Chappell