As Los Angeles recovers from its devastating wildfires, environmental engineers, urban planners and natural disaster experts ...

Nearly two weeks after the Eaton fire forced Claire Robinson to flee her Altadena home, she returned, donning a white hazmat ...

LOS ANGELES COUNTY, Calif. - In Altadena, crews are working nonstop to clear out the mess left behind by the devastating ...

As more than 6,000 students return to Pasadena schools, the district releases environmental test results. Are the schools ...

The data set: The data are collected as part of the Atmospheric Science and Measurement Network (ASCENT for short), which monitors air quality at sites across the country. You can see the data set for ...

The debris and pollution from the recent L.A. fires will eventually make their way to the ocean — and scientists will be ...

Now harmful chemicals, which may include asbestos, lead, mercury and other heavy metals, are present in the ash that blankets ...

Residents anxious to see what had become of their properties after the Palisades Fire ignited on Jan. 7 waited in their cars for hours Tuesday to return to their neighborhoods after officials lifted ...

In the wake of the Palisades and Eaton fires, concerns about air quality across the county have been on the rise.

An economist's harrowing escape from fire and her big ideas to rescue California from its insurance doom spiral.

A line of vehicles stretching two or three miles snaked along PCH Tuesday as motorists inched into a parking lot for permits ...