A gray haze from wildfire smoke could be seen in Cincinnati, and the entire state of Minnesota is under an air quality alert.

Wildfires burning in Canada's oil-producing province of Alberta have reduced the country's daily crude production by about 7% ...

Dust isn't the only threat out there, especially for those with respiratory problems. Smoke from Canadian wildfires is moving ...

As of Monday, some of the smoke had moved off the Eastern Seaboard, but a high-pressure system circulated it back into the ...

The pull of the foul air to Northern California was significant enough that the Bay Area Air District issued an air quality ...

Central Ohio's air quality index has lowered to moderate after smoke from Canadian wildfires has spread to some U.S. states.

By Amanda Stephenson CALGARY (Reuters) -Wildfires burning in Canada's oil-producing province of Alberta have affected more ...

Oil prices climbed nearly 3% on Monday, despite producer group OPEC+ sticking with output hike plans, as wildfires burning in ...

Smoke from wildfires in Canada is making it harder to breathe in Ohio and several other states. Here's how long it will last ...

All seven of Oregon’s Democratic members of Congress announced Monday they have secured eight grants from the Federal Highway ...

The smoke has been brought south by jet stream winds and continues to filter through the skies across the southeast. This has ...

Smoke from the Canadian wildfires continues to bring dangerous air quality to parts of the northern U.S., with hazy and smoky skies also possible for the East and South.