Visitors and staff at two national parks in the U.S. West have been evacuted because of wildfires. Officials at Black Canyon ...

Fast-spreading wildfires have forced the evacuation of part of the Grand Canyon, with the US National Park Service ordering ...

A haze visible in parts of the Sacramento Valley is from multiple wildfires burning in Northern California. A north wind is ...

The north rim of Grand Canyon National Park has now been closed and evacuations have been ordered as a wildfire is spreading.

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

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

New mapping shows the Green Mountain Fire, burning six miles south of Ovando, has scorched 18 acres, but officials say it's ...

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

A rapidly growing fire near the Grand Canyon has expanded more than ten times in size over the last 24 hours.

Firefighters urge the public to maintain distance during Mason County wildfires for safety and effective emergency response.

The latest science on the link between climate change and natural disasters — and how they may be playing out where you live.

Wildfires have forced evacuations at two U.S. national parks in the West as summer monsoon storms increase lightning in the ...