Toronto’s air quality index was at eight, or “high risk,” this morning. Environment Canada says reduced air quality can cause ...

Wildfire smoke from the Prairies prompted special air quality statements and warnings across the country Saturday.

The air quality warning for the Greater Toronto Area has been lifted after being in place over the long weekend, Environment ...

Much of the Northwest Territories was blanketed in smoke on Friday, prompting Environment and Climate Change Canada and the N ...

Degraded and/or unsafe air quality levels will continue across parts of Canada Monday as wildfire smoke lingers. However, the ...

The Air Quality Health Index (AQHI) is a scale from 1 to 10 that measures air quality. Canadians are encouraged to use the AQHI to help them decide whether or not they should limit their time outdoors ...

⚠️Special Air Quality Statement has been issued for southern Ontario, including Niagara and parts of the Greater Toronto Area. Increasing ground-level ozone concentrations are the main concern.

AQHI measures the impact of air quality on your health using a scale of 1-10, with 10 and up representing the highest risk. DON'T MISS: Best practices to keep yourself safe from wildfire smoke ...