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 ...

As hazardous chemicals pollute the air after devastating wildfires, officials call for increased monitoring to protect ...

Toxic chemicals from L.A.'s fires are going underreported and pose serious long-term risks, a group of lawmakers says. They ...