Communities that have long borne the brunt of vehicle pollution are one step closer to breathing cleaner air after the Environmental Protection Agency finalized stricter emissions standards for heavy-duty vehicles on Tuesday.
The agency's new rule, part of its larger Clean Trucks Plan, is the first time pollution standards for semi trucks, delivery trucks, and buses have been updated in more than 20 years. It will go into effect when 2027 vehicle models are made available for purchase.
