Footage shows plumes of smoke caused by wildfires in Arizona’s Grand Canyon on Monday (July 14) and Tuesday (July 15). Video credit: LEONARDO CONTI.

While some organizations have published clear air quality thresholds or contingency protocols for wildfire smoke, FIFA’s ...

CHICAGO (WLS) -- An air quality alert was issued by the National Weather Service for the Chicago area. Chopper 7 captured as ...

Sensitive groups are advised to stay indoors and limit outdoor activities as pollution and ozone levels spike to unhealthy ...

The National Park Service is defending its handling of a lightning-sparked wildfire that destroyed the nearly century-old ...

With various air quality indexes available, and as wildfire smoke becomes an increasing health risk, here’s what often goes into the decision to play sports or not — and how to make sense of air ...

Multiple fires south of San Jose Mineta International Airport have sparked a Tier 1 response from SJFD, causing major traffic ...

A 10-year-old boy from Milwaukee was taken into custody as part of an investigation into a Walmart fire in Franklin on Monday night, according to the Franklin Police Department.

A man allegedly sprayed a neighbor with gasoline, lit their house on fire, and lit his own house on fire before shooting at first responders.

A large housefire on the Southeast side on Tuesday afternoon contained an "explosion," Tucson Fire Department officials tell KGUN 9.

British Columbia's Regional District of Okanagan-Similkameen has rescinded multiple evacuation alerts as the threat from a ...

Hot and dry weather conditions forecast for Prince Albert National Park in the next few days means those people fighting the ...