Specialized air quality instruments captured a spike in lead, chlorine, and bromine pollution during the L.A. wildfires.
The advisories impact large areas of Idaho, Oregon, Montana and Washington, lasting through the end of January.
Toxic smoke and dangerous particulate pollution are spreading far beyond the flames, leaving air quality at unhealthy levels ...
The Davis County Health Department has installed 24 air quality sensors throughout the county to help community members make ...
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