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

A fire near the Grand Canyon National Park in Arizona has grown more than 20 times in size in 24 hours as an intensifying ...

Strong winds and hot, dry weather continue to fuel two separate wildfires near the northwestern side of the Grand Canyon ...

The Michigan Department of Environment, Great Lakes, and Energy issued southeast Michigan's sixth air quality advisory of the ...

The Grand Canyon’s North Rim in Arizona also closed Thursday because of a wildfire on adjacent Bureau of Land Management land ...

Wildfires raging near the Grand Canyon's North Rim have prompted evacuations, air quality concerns and the closure of the ...

The Black Canyon of the Gunnison National Park, a popular outdoor destination in western Colorado, was closed to the public ...

Hundreds of visitors and residents were evacuated from the North Rim of Grand Canyon National Park this week as two wildfires ...

Experts say the whole state is impacted, with unhealthy air in northeastern Minnesota, including the North Shore and northern Wisconsin.

GATEWAY, Colo. — People have been ordered to evacuate near Gateway in western Colorado due to two wildfires burning in the ...

Researchers at the University of Colorado Boulder found that wildfires in Colorado and throughout the western United States ...

Engine 3411 is responding to a fire on the north rim of the Black Canyon of the Gunnison. The Colorado State Patrol has been ...