As major fires spread through Los Angeles, what are the risks of wildfire smoke on people's health? View on euronews ...

The air quality index measures PM2.5, less than 2.5 microns particles, to determine the intensity of air pollution in cities.

The Palisades and Eaton wildfires also continue burning in the Los Angeles area, leaving parts of Southern California with ...

The Hughes fire has burned through 3,407 acres since it started late Wednesday morning, according to local officials.

Scientists on a research boat dozens of miles from the California coast saw ash and smoke from the L.A. wildfires — and fear their hazards will persist in the ocean.

There was red fire coming up from below. It was pretty terrifying. Get top local stories in Southern California ... like a smoke bomb went off," Chancellor said. The expansive smoke cloud cast ...

Photos taken of the Hughes Fire around Castaic Lake, California captured the massive blaze and cloud of smoke visible from Six Flags Magic Mountain.

Massive wildfires burning in the Los Angeles area have filled the air with a thick cloud of smoke and ash, prompting air quality advisories across a vast stretch of Southern California.

Strong winds — nearing 80 mph in some cases — are driving the Palisades wildfire in California for a second day, forcing thousands of residents to flee while creating a massive cloud of smoke.

Massive wildfires burning in the Los Angeles area have filled the air with a thick cloud of smoke and ash, prompting air quality advisories across a vast stretch of Southern California.

The phrase “urban firestorm” has terrified me since I first heard it, from the climate scientist Daniel Swain, who was ...