Canada's PM2.5 emissions 2020, by source
In 2020, approximately 1.4 million metric tons of particulate matter less or equal to 2.5 microns in diameters (PM2.5) were emitted in Canada. The largest source of PM2.5 emissions in Canada are dust sources, which accounted for 62 percent of total PM2.5 emissions in 2020. Dust emissions were mainly produced by construction operations and unpaved road. The second-largest source of PM2.5 emission in Canada in 2020 was agriculture.
