Call for Members: CASA Air Quality Management Symposium Working Group
Canadian Ambient Air Quality Standards (CAAQS) are the driver for air quality management across Canada. To date, CAAQS have been developed for sulphur dioxide (SO2), fine particulate matter (PM2.5), and ozone (O3) and NO2. Industry associations, non-governmental organizations, and Indigenous organizations participate in the development and review of CAAQS. CAAQS are reviewed every five years to ensure they are stringent enough to protect human health and the environment. The CAAQS for ozone are currently under review. Read More