The sternly worded statements and letters are filled with indignation and outrage: Republican U.S. lawmakers say Canada has ...

Some Team P.E.I. athletes are back on the Island after taking part in the Canada Games, where their competition was ...

Air quality remains poor in parts of Canada as wildfire smoke travels along the jet stream — with Europe now in its path.

Degraded and/or unsafe air quality levels will continue across parts of Canada Monday as wildfire smoke lingers. However, the air quality will begin to improve as the week progresses, from west to ...

Hundreds of wildfires burning in Canada are undermining U.S. air quality across the Upper Midwest and Northeast, making skies hazy from Detroit to New York City and even prompting a ground stop at ...

With hundreds of wildfires burning across Canada, smoke has drifted into the northern United States, lowering air quality across roughly a dozen states.

Canada wildfire smoke brings unhealthy air to large swaths of the Midwest Air quality alerts were in effect in Iowa, Minnesota, Wisconsin and Michigan.

Smoke from wildfires blazing across Canada is once again wafting over huge portions of the U.S. Midwest and worsening air quality there. On August 1 conditions are particularly bad in Minnesota ...