The Minnesota Pollution Control Agency (MPCA) has issued an AIR QUALITY ALERT for all of Minnesota until Tuesday morning.

Phoenix set a new record temperature. Hundreds of fires are burning in Canada. And two potential storms are brewing in the central Atlantic.

The National Weather Service says Canadian wildfire smoke will return to Michigan Monday. Residents in northern Michigan should take precautions.

Hot weather is expected to linger for several more days, with forecasters warning of soaring temperatures and humidity across Ontario. Mississauga, Brampton, Halton, Hamilton and Durham are among the ...

Local health officials, firefighters and community leaders weigh in on the growing concern over wildfire season.

Fires, storms and the potential for near-record high temperatures across the western US are in the offing for the coming week.

New data on transportation and emissions trends from Metro Vancouver’s air quality and climate committee shows hopeful signs that greenhouse gas emissions in the region are decreasing, thanks to more ...

Dear Editor, Today, the fires in Canada are influencing our air quality here and in Detroit, Cleveland and Boston.

We’ve traded our smog days for smoke days. It’s once again unhealthy to gather in parks and on beaches, and for kids to play ...

Canada faces widespread heat and air quality alerts. Scorching temperatures are expected in Ontario, Quebec and other regions ...

The wildfire smoke that blanketed Michigan this summer and part of 2023 could take a toll on Michiganians long after clearing, medical experts said.