The lightning-sparked South Rim fire in Black Canyon of the Gunnison National Park has burned 3,556 acres with no containment and mandatory evacuations remain in place.

Two wildfires burning around 30 miles apart near the Grand Canyon grew to over 45,000 acres on July 13, according to state ...

Much of the Upper Midwest on Saturday was dealing with swaths of unhealthy air because of drifting smoke from Canadian wildfires, ...