The Air Quality Health Index is expected to be as high as seven, or high risk, according to Environment Canada.

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Environment Canada has issued a special air quality statement for Hamilton and Halton areas for July 14. The air quality is ...

Environment Canada is encouraging people to limit time outdoors amid poor air quality that could persist into Tuesday.

Officials have issued an air quality alert for around 10 million Americans, telling them to minimize outdoor activities and ...

A heat warning remains in effect for Sunday across much of Ontario, including the southern regions, with Environment Canada ...

The Air Quality Health Index helps people understand the current air quality; the bigger the number, the higher the risk to ...

Environment Canada’s air quality health index for the GTA dipped to moderate on Wednesday night with low-risk levels forecast ...

Parts of Ontario experienced some of the worst air quality in the world Monday due to wildfire smoke. Learn if health ...

The heat warning issued last Friday for the Ottawa-Gatineau region should last until Thursday night, according to Environment ...

There’s a layer of haze in the air, as smoke from burning wildfires has blown into southern Ontario. And according to the ...