Oil prices climbed nearly 3% on Monday on supply concerns as producer group OPEC+ decided not to accelerate plans to hike ...

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

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

The worst wildfires in decades are tearing through Saskatchewan, Canada and at least two people have been killed in blazes in ...

Roughly 17,000 residents in the Canadian province of Manitoba have been evacuated because of nearly two dozen active ...

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

Smoke from wildfires in Canada have made their way to Arkansas causing an increased health risk, especially for people with ...

Air quality reached "unhealthy" levels in North Dakota and small swaths of Montana, Minnesota and South Dakota, according to ...

States across the border issued air advisories about particulate pollution that are expected to last for several days.

Canadian Wildfires continued to burn, and smoke from the Canada fires could be affecting U.S. air quality in several states. Is Indiana impacted? What we know ...

A series of wildfires burning across central Canada sent smoke billowing into the U.S. over the weekend, with few signs that ...