The Air Quality Health Index was first created to show possible health and environmental impacts to vegetation, visibility ...

Recapping some of the most talked-about news this week from the nation and around the world – in case you missed it.

Wildfires burning in Canada’s oil-producing region are prompting investors to examine the potential impact to midstream ...

Smoke from Canadian wildfires continues to descend into the U.S., creating poor air quality that can cause health issues.

Michigan's air, which has been tainted for several days by wafting smoke from Canadian wildfires, is expected to improve over ...

Experts warn that early snowmelt, combined with high evaporative rates, could significantly dry out vegetation and soils, setting the stage for intense wildfires. Many western basins are experiencing ...

Wildfires forced another 1,000 people to flee their homes in Manitoba, one of two Canadian provinces under a state of ...

An air quality map shows conditions improving in the U.S. on Friday as smoke from the Canadian wildfires subsides.

A haze of Canadian wildfire smoke can be seen over Grand Rapids, Mich. on June 5, 2025. The air quality index was above 151, ...

Smoke from Canadian wildfires continued to obscure Vermont skies on Friday as the Department of Environmental Conservation issued another air quality alert for the northwest portion of the state. The ...

The National Interagency Fire Centre in Idaho is sending crews to Canada to help battle the rash of wildfires that are ...