Air quality and air pollution
Health effects, research and data, air pollutants, emissions inventories, sustainability indicators.
Services and information
Local conditions, determine risk, improve air quality, calculate the index, videos and publications.
Smog warnings, Air Quality Index (Québec only), smog region map.
Air contaminants, health effects of poor indoor air quality, testing for indoor air quality.
Air pollutants, acid rain, ozone, smog, particulate matter, mercury, measurement methods, data sets.
Urban, rural and specialized data, data analysis and archiving.
Criteria air contaminants, persistent organic pollutants, heavy metals, toxics, acid rain, smog, ozone.
Outdoor concentrations of particulate matter, ozone, sulphur dioxide, nitrogen dioxide, VOCs.
Annual report, online data query tool, trends, air quality health data.
Annual report, fine particulate matter, wood burning, on-road emissions, polar warming.
Compendium of Canada’s engagement in international agreements on air quality.
What we are doing
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