"With environmental regulations expected to come under heavy fire from the Trump administration, new research offers powerful evidence of a link between air pollution and dementia risk."

"The U.S. Environmental Protection Agency announced it’s keeping vehicle efficiency standards intact through the 2025 model year, shoring up a key piece of President Barack Obama’s environmental legacy against a challenge by the incoming administration."

"The Environmental Protection Agency on Thursday accused Fiat Chrysler of installing secret software that allowed more than 100,000 of its diesel vehicles to emit pollutants above legal levels."

"Beijing woke on the first morning of the New Year covered in thick toxic fog, with a concentration of harmful particles 20 times higher than international standards."

"Miners huddled around them to stay warm through the long, cold nights in the Klondike gold rush of the 1800s. Artists have enshrined them in paintings and tourist curios. For many people in America’s far north, the old-fashioned wood stove — crackling and radiant, and usually cast-iron black — is as Alaskan as it gets. But many Alaskans also see their home state as a natural wonderland, where the expectation of bracingly pristine air is just as deeply ingrained."

"The EPA aims for US car fleets to average 54.5 miles per gallon in 2025 – and seeks to keep Republicans from changing the policy in 2017."