Smoke travels hundreds of miles to harm air quality far from the fire, according to the EPA’s Wildfire Smoke and Your Patient ...

Gas-powered cars and diesel trucks remain the state’s largest sources of smog and soot despite decades of cutting emissions.

The Los Angeles County community of Val Verde has been my home for 48 years. It’s where I grew up, where I raised my children and where my husband and ...

The Fourth of July fireworks and wildfires have caused poor air quality in Fresno County, with some areas reaching a level 5, ...

A new study has found that long-term exposure to air pollution may silently damage the heart—even before any symptoms of ...

On the other hand, fossil fuel advocates are applauding the act, which President Donald Trump signed into law on July 4.

At the Soet River in Strand, Cape Town, the water is choked with waste. Plastic bags, bottles and discarded nappies form a thick, stagnant carpet. This is just one site on the frontline of South ...

The Trump administration is delaying mandates that would have forced steelmakers U.S. Steel and Cleveland-Cliffs to cut toxic ...

EPA Administrator Lee Zeldin announced that the agency would terminate the "Good Neighbor" program as part of what he called "the greatest day of deregulation in U.S. history." ...

The U.S. Environmental Protection Agency has approved a long-pending air quality plan submitted by Louisiana, determining ...

With 7 of its ambitious rules for cars, trucks and trains repealed, California officials must find new ways to clean up the nation’s worst air pollution. But officials face growing pushback about ...

The Trump administration has pulled more than $2.7 billion in climate grants, hitting vulnerable communities the hardest.