Millions from the Great Lakes to the Northeast are under air quality alerts – with the toxic smoke prompting a ground delay ...

Hundreds of wildfires still burning in Canada are expected to undermine air quality across the Upper Midwest and Northeast ...

An air quality advisory is in effect for New York City on Monday due to wildfire smoke from Canada, according to officials.

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

Hundreds of wildfires still burning in Canada are expected to undermine air quality across the Upper Midwest and Northeast into Tuesday.

Wildfires burning in Canada were causing unhealthy air quality across parts of North America on Monday. Canadian wildfires ...

A CONGRESSMAN FROM WISCONSIN WANTS PRESIDENT TRUMP TO USE THE THREAT OF TARIFFS TO FORCE CANADA TO MITIGATE ITS WILDFIRES ...

Smoke from wildfires burning in Canada is filling the skies high above New Hampshire for Monday, triggering concerns about ...

PM2.5 — is expected to push the Air Quality Index over 100, reaching levels unhealthy for sensitive groups, including children, older adults, and people ...

The smoke floating over the border shared between America and Canada is now impacting air quality in states as far south as Texas, AirNow's data shows. The EPA has declared the air quality in states ...

More than 739 fires are burning in Canada, and smoke crossing the border has triggered air quality alerts in several U.S.