The Grand Canyon's three Inner Corridor trails had to be shut after workers discovered dangerous chlorine gas at the Roaring ...

The Sacramento City Council signed off on a $750,000 agreement to assess and begin cleaning up the toxic sites left by two gas stations at a Del Paso Heights intersection. Sacramento has identified ...

Why are there water advisories related to neighborhoods burned by the Palisades and Eaton fire? Here's a guide to ...

Five days after a huge fire at one of the world's largest battery storage plants in Moss Landing, Gov. Gavin Newsom has called for an investigation into the blaze, which has jolted California's ...

Red flag warnings are in effect until Thursday for parts of Los Angeles, Ventura and San Diego due to low humidity and ...

Parents who live near Chiquita Canyon Landfill in Castaic want the school district to move students to a temporary school, ...

Red flag warnings are in effect until Thursday for parts of Los Angeles, Ventura and San Diego because of low humidity and relentless Santa Ana winds.

Legal THC products, with similar effects to marijuana, are popping up everywhere across Wisconsin leading to a rise in poison center calls and widespread concerns among parents ...

It’s not surprising in a country the size of Australia that a lot of puzzling occurrences are reported. Here we delve into some of the nation’s most enduring ‘inexplicable’ events.

Carbon monoxide is an odorless, colorless gas that kills without warning. According to the Centers for Disease Control and ...

A new rule adopted by the Colorado Air Quality Control Commission identified five "priority" air toxics that will soon be regulated.