Guidance for improving subway air quality

This document provides guidance to public transit authorities and their municipal and provincial partners on options to mitigate subway air pollution. It includes background on the sources of subway PM pollution, factors that affect them, a perspective on Canadian subway air quality, and a thorough review of the research on methods to reduce concentrations of PM in subways.

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Title (French) Document d’orientation sur l’amélioration de la qualité de l’air dans les métros
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Sensitivity Level unrestricted
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Open Canada Date Published 2022-03-31 00:00:00
Open Canada Date Modified
Open Canada Subject ["health_and_safety"]
Open Canada Keywords {"fr": ["qualité de l'air", "qualité de l'air du métro", "pollution de l'air du métro", "pollution par les PM du métro", "atténuer la pollution de l'air du métro", "autorités de transport en commun"], "en": ["air quality", "subway air quality", "subway air-pollution", "subway PM pollution", "mitigate subway air-pollution", "public transit authorities"]}
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