The return of wildfire smoke from fires burning in Canada has sparked another air quality alert in Minnesota, which will be ...

Canadian wildfire smoke has worsened the air quality in multiple states and irritated the eyes, noses and throats of many ...

The Maine Department of Environmental Protection has issued an Air Quality Alert for communities along the Coast, Interior, and High Elevation areas on Wednesday.

Douglas McIntyre, Editor-in-Chief at Climate Crisis 24/7, reports that Maine is expected to have above-normal temperatures ...

This is the second most severe fire season on record in Canada, according to the National Interagency Fire Center.

This is why even without the presence of smoke, many sunrises and sunsets appear yellow or orange. Smoke particles in the sky ...

Smoke from hundreds of wildfires in Canada is lingering over the northern U.S., spreading across to roughly a dozen states from Wisconsin to Maine.

Tuesday will be a 7 on Santom's Sky Scale due to cooler-than-normal temperatures as well as more wildfire smoke.

PHILADELPHIA (WPVI) -- Smoke particles from Canadian wildfires are causing air quality concerns in the Philadelphia region on ...

Air quality alerts from Canadian wildfire smoke spread to the Northeast on Sunday, stretching as far as northern Maine. It ...

Smoke from hundreds of wildfires in Canada is lingering over the northern U.S., spreading across to roughly a dozen states from Wisconsin to Maine.

Maine's air quality continues to suffer from lingering Canadian wildfire smoke, so we asked a health expert why exposure to ...