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Fig. 1 | Environmental Health

Fig. 1

From: Risk estimates of mortality attributed to low concentrations of ambient fine particulate matter in the Canadian community health survey cohort

Fig. 1

Map of mean PM2.5 estimates in Canada from 1998–2010 derived from satellite. imagery at 1 km2 resolution. Cities with populations greater than 1 million (in the metropolitan area) are indicated. All of these large city PM2.5 exposures were >8 ug/m3. Insets: detailed PM2.5 estimates in southern Ontario, Toronto, Ottawa, Montreal, Vancouver, Edmonton, and Calgary

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