News

What you need to know to understand air quality warnings in Canada
In Canada, the Air Quality Health Index (AQHI) is a scale developed to help people understand what the current air quality ...
Elevated air pollution leads to air quality advisory for Windsor, Chatham, Sarnia region
Windsor-Essex, Chatham-Kent and Sarnia-Lambton can all expect elevated air pollution levels again Tuesday. Environment and ...
The Canadian Press on MSN1d
How to read Environment Canada's air quality index and find out if you're at risk
Wildfire season is upon us once again, and smoke is reducing air quality through swaths of the country. Environment Canada ...
Toronto’s air quality among worst in the world today
Environment Canada is warning of poor air quality and extreme heat in Toronto on Monday as southern Ontario braces for a week ...
Air quality statement issued for Hamilton and area
The Air Quality Health Index is expected to be as high as seven, or high risk, according to Environment Canada.
NOW Toronto1d
Environment Canada issues air quality and heat warning amid heatwave
As extreme heat continues to cast over the city of Toronto, Environment Canada is warning of poor air quality on Monday.
The Canadian Press on MSN4h
Poor air quality can worsen pre-existing mental health challenges
An environment where heat, humidity and air pollution are all high can be "distressing" for anyone, but especially for those ...
Canada wildfire smoke triggers heat wave and poor air quality warnings in Toronto and the GTA; check who are at risk
Toronto and the GTA are under a heat wave and poor air quality warning issued by Environment Canada on July 14, 2025, due to ...