Recent data from the Environmental Protection Agency shows air quality in certain regions of the U.S. is deteriorating, ...

Toxic smoke and dangerous particulate pollution are spreading far beyond the flames, leaving air quality at unhealthy levels ...

The air quality index (AQI) in many LA regions looks good, but that doesn't mean the air is safe. Why it matters: The AQI in ...

Karen Garcia is a reporter on the Fast Break Desk, the team that has a pulse on breaking news at the Los Angeles Times. She was previously a reporter on the Utility Journalism Team, which focused on ...

California faces new dangers from mudslides and toxic ash after wildfires, with over 28 lives lost and serious health risks ...

The pollutants that drive the AQI number tend to be PM2.5 and ozone. In the case of the California wildfires, the pollution source is exposing millions of people in the greater Los Angeles area to ...

The Hollywood Sign is once again visible from the Bluff as the haze from the fires clear and the winds carry the smoke past ...

Athena Cheris, asst. life+arts editor, explains why the AQI index may not tell the whole story of air quality in Los Angeles.

The Los Angeles wildfires have robbed many Southern California residents not only of their homes but also of the great ...

A total of six towns in Monmouth and Ocean counties have unhealthy air and ozone levels, according to AirNow.gov.

Local officials urged more than 90,000 residents to be alert and heed any evacuation warnings and orders as the fires rage ...