Wildfire ash carries many carcinogens that could cause short- and long-term health problems, including asthma attacks and ...

"Windblown ash particles may be too large to be detected by air quality instrumentation and will not influence Air Quality Index levels," the advisory stated. "However, ash particles are typically ...

As people return to the structures spared from Los Angeles wildfires, experts warn that they should be careful of the air inside and be especially cautious when cleaning up. Smoke, ash and all the ...

Dr. Barbara Ferrer said residents should assess their homes for soot, ash and smoke contamination before settling back in.

Even though the Palisades and Eaton fires are now mostly contained, the Santa Ana winds have led to new fires flaring up ...

“It was like being out in a calm snowy day in the winter except it was not snowflakes, it was ash particles raining down on us,” he said. As the blazes that have consumed swaths of L.A. are ...

NASA launched its PACE climate satellite with the Dutch aerosol instrument SPEXone onboard. A full year of observations now ...

So the agency added a disclaimer above the map: “Windblown ash particles may be too large to be detected by air-quality instrumentation and not reflected in the Air Quality Index (AQI ...

“The fumes and the ash, the particles that are going to be in your indoor environment, are not safe to breathe. You especially don’t want to come into contact with the ash in your ...