An air quality advisory for Long Island is the result of smoke from Canada wildfires, New York State officials say.

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

An air quality alert for central and southern Minnesota continues from Wednesday into Thursday until 11 p.m. The Minnesota ...

Smoke traveling from wildfires in Canada, North Dakota and Minnesota triggered an air quality warning in northern Wisconsin.

Forecasters warn that hazy, grayish-blue skies could persist for many weeks as fires continue to burn, though most smoke will ...

The raging fires on Thursday are also expected to degrade air quality in parts of the Great Plains and Midwest. In New York, ...

Toxic air spreads hundreds or even thousands of miles from where wildfires burn. Last week, Chicago felt the sting—and ...

Clear, sunny skies could be rare this summer, as smoke from Canadian wildfires flows into the Northeast, according to ...

Officials at Cleveland Department of Public Health are keeping an eye on local threats to the region’s air quality, including ...

As Alberta faces the prospect of another wildfire smoke-filled summer, experts are urging people to monitor conditions and ...

It's a smoky day in Calgary, and the air quality in the city is bad that spots like Beijing and Mumbai look like they have ...