This disposable P100 mask by 3M is approved by the National Institute for Occupational Safety and Health and promises to ...

But Griselda Ellez, who picks leeks in California’s Ventura County, said she had no option but to continue working, even as ...

CDC advice on wildfire smoke shows masks are “totally useless” against COVID. AAP FactCheck - A misleading infographic is being used to suggest the Centers for Disease Control (CDC) in the US has ...

Officials are warning of windblown ash and other pollutants from Los Angeles-area fires and say air quality readers won't pick up on the ash pollutants.

Tens of thousands of people are evacuating Los Angeles as wildfires blaze across the region, emitting dangerous smoke and billowing ash in its wake. Wildfire smoke is a "complex mixture" of ...

Air pollution from wildfire smoke may cause shortness of breath, but face masks can offer protection ... levels for millions of people in Southern California. The Los Angeles Air Quality Index ...

Wildfire smoke ‒ burning trees and shrubs but also homes and other manmade materials ‒ contains toxic chemicals harmful to human health immediately and over longer periods. These carry risks such as ...

The infernal blazes burning in Southern California are raising concerns about the potential airborne hazards they may be ...

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