Dense smoke from northern wildfires has descended on the Twin Cities, smudging the skies and causing hazardous air quality. Air quality warnings were upgraded for the metro area and a large swath of the state to the highest level on the Minnesota Pollution Control Agency’s six-level warning system,

When wildfires burn, smoke can travel long distances and degrade air quality far away, posing risks to those breathing it. Fires burning in one state can make the air worse several states away, and wildfires in Canada can send smoke into U.

Smoke from wildfires in Minnesota and Canada has reached Pennsylvania, causing hazy skies and dangerous air quality.

Hampton Roads’ air quality is unhealthy for sensitive groups starting Thursday, the Virginia Department of Environmental Quality said.

As if he intense heat and elevated ozone levels weren't enough, smoke from Canadian wildfires is expected to further worsen Bucks County air quality.

MINNEAPOLIS — You don’t just put out a forest fire. Or at least, humans don’t. Once forest fires reach the scale of those burning in and around the Boundary Waters Canoe Area Wilderness — reaching temperatures of up to 1,

After devastating fires turned their forest into a moonscape, members of the Konkow Valley Band of Maidu found evidence of their vibrant tribal history everywhere.

Mandatory evacuations were lifted Tuesday as crews gained containment on the Green Ridge fire burning near Steamboat Springs, according to Routt County officials.

President Donald Trump has threatened to strike Iran's bridges and power plants unless Tehran returns to peace talks with Washington, resurrecting fears