Tougher emissions rules helped cut US air pollution deaths in half

There's little doubt that air quality has generally improved in the US in recent decades, but quantifying that improvement has been difficult. However, a recently published University of North Carolina study might have produced a more tangible figur...

Trump administration reveals plans to roll back vehicle fuel standards

Earlier this year, the Environmental Protection Agency (EPA) announced that it wanted to roll back vehicle efficiency standards put into place by the Obama administration, and today the Trump administration revealed its plan to do so. While the previ...

Trump proposal would end California’s tougher car emission standards

It's no secret that the Trump administration is bristling at the Clean Air Act waiver that lets California apply stricter car emissions standards -- the state effectively determines the standards for the rest of the country, negating any federal atte...