Canadian wildfire smoke is triggering air quality alerts across the U.S. Midwest and Northeast on Thursday, as the northern ...

The fluctuating layer of smoke in our atmosphere meant that the expected blue skies in the evening and morning have taken on ...

As the climate changes, the far north is drying and warming, which means wildfires are getting bigger and more intense. The ...

Parts of the Upper Midwest were under air quality alerts on Tuesday. The New York City region is expected to be at risk on ...

As hundreds of wildfires burn across Canada, smoke is traveling south and potentially affecting Americans’ health. Here's why ...

Wind pushed smoke from Alberta and B.C.’s wildfires to Calgary Tuesday night into Wednesday morning, leading to an air ...

Almost the entire country, including Montreal, is under an Environment Canada air quality warning or special weather ...

The pictures shared by Ayers from the International Space Station (ISS) show the extent of the wildfires which has degraded ...

Smoke from massive wildfires burning in Canada has crossed the Atlantic Ocean and is blowing over the UK. Only a little smoke ...

Wildfires have been raging in Canada, producing a significant amount of smoke that's being blown by winds into the U.S. Will ...

The fires’ consequences are not just being felt locally, but internationally. Smoke from the wildfires has drifted across the ...

The Wisconsin DNR says air quality levels have improved from “unhealthy” to moderate, but that doesn’t mean the risk is over.