When combined with the Philly area’s warm, sunny weather, the incoming smoke stands to increase levels of ozone, the ...

Smoke from ongoing Canadian wildfires has led to some of the worst air quality in the world across parts of the U.S.

Canada is battling more than 700 active wildfires across the country, roughly two-thirds of which are burning out of control, ...

The smoky air is predicted to reach New York City on Monday, and it could bring unhealthy air quality for sensitive groups.

Detroit currently is ranked third worst worldwide for major city air quality today, Aug. 4, because of smoke from Canadian ...

The state of Minnesota is entering another in a long string of summer days marred by air quality alerts. Poor air quality ...

Air quality warnings covering the whole state are expected to remain in place through Saturday due to Canadian wildfire smoke ...

Health officials from Minnesota to Maine have issued alerts warning of poor air quality from wildfires burning in Canada.

As the air quality in Minnesota remains dangerous, experts are giving advice. "It's not a one-size-fits-all answer," said Dr.

The smoke is expected to remain over the northern and central Plains of the United States for the next couple of days, ...

Minneapolis had the fifth worst air quality among 125 cites worldwide on Saturday morning, according to an international air ...