Air pollution while running can be dangerous, whether you're breathing in car exhaust or wildfire smoke. Here's how to stay safe.

Aircraft battling fires raging through the Los Angeles area are dropping more than water: Hundreds of thousands of gallons of ...

There are many pollutants of concern in wildfire smoke,” including ozone, carbon monoxide and other toxic gases, says ...

The creation of the list of five toxic air contaminants is the result of a years-long effort from environmentalists and ...

Humanity achieved a fateful milestone last year. The European Union’s Copernicus Climate Change Service has officially ...

As people return to the structures spared from Los Angeles wildfires, experts warn that they should be careful of the air ...

Researchers see a growing health danger from the vast plumes of pollution spawned by wildfires like the ones devastating Los ...

The sky over L.A. has previously contained signs, and people had the good sense to heed them. Before water from the Owens ...

As the wildfires raged and smoke billowed across Los Angeles, officials issued air quality alerts, schools canceled classes ...

Even though lung and related cancer deaths decreased in the world's 10 most populous countries from 1990 to 2019, these ...

Enforcing environmental laws isn’t a job that makes people popular. But polls show that Americans generally want more ...

People are taking precautions as multiple wildfires cause poor air quality across a wide swath of Los Angeles County.