The pull of the foul air to Northern California was significant enough that the Bay Area Air District issued an air quality advisory. According to AirNow, a federal air-quality measuring app that measures air quality in real time, the air quality at 2 p.m. through much of the region was only moderately healthy.

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

Oil prices climbed nearly 3% on Monday on supply concerns as producer group OPEC+ decided not to accelerate plans to hike output and wildfires in Canada's oil-producing province disrupted production.

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

Canada wildfires continue to burn, and smoke from the Canadian fires may affect U.S. air quality in several states. Is Kentucky impacted? What we know

Smoke from Canada Wildfires Triggers Air Quality Alerts Across US | Firstpost America | N18G Wildfires are tearing through parts of Canada, forcing more than 25,000 residents to evacuate across Manitoba,

According to forecasters at AccuWeather, cities where smoke is expected to become thick enough to be noticeable include Fargo, North Dakota; Minneapolis and Duluth, Minnesota; Green Bay and Milwaukee; and Chicago, Illinois. Additionally, high-altitude wildfire smoke may be visible as far southeast as Detroit and Indianapolis.

A dozen P.E.I. firefighters have been deployed to help fight the wildfires disrupting communities in Saskatchewan and Manitoba.