President Donald Trump on Jan. 9 proposed rolling back enforcement of a landmark environmental law — reducing federal oversight of many major projects, from pipelines to commercial development — to speed the approval process.

WASHINGTON — The Trump administration rushed to exempt glider trucks from clean air rules without conducting a federally mandated study on how it would impact public health, the Environmental Protection Agency’s inspector general said Dec. 5.

WASHINGTON — Senate Minority Leader Chuck Schumer is proposing a $462 billion trade-in program to get millions of Americans out of climate-damaging gas vehicles and into electric or hybrid cars over the next decade.

WASHINGTON — The Environmental Protection Agency privately challenged the Trump administration’s rationale for freezing Obama-era mileage standards, saying the proposal actually would increase U.S. highway deaths.