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Ambient Air – Appendix 5

Developing Ambient Air Quality Objectives For Canada

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AMC – Air Management Committee (of CCME)
CCME – Council of Ministers of the Environment
CHE – Committee on Health and Environment (of CCME)
CEPA – Canadian Environmental Protection Act
CWS – Canada-wide Standard
EPPC – Environmental Planning and Protection Committee
EU – European Union
GHG – greenhouse gas
GVRD – Greater Vancouver Regional District
NAAQOs – National Ambient Air Quality Objectives
NOx – nitrogen oxide
NRTEE – National Round Table on the Environment and the Economy
PM – Particulate matter
PM_2.5 – Particulate matter <2.5 µm diameter
PM₁₀ – Particulate matter with <10 µm diameter
ppb – parts per billion
ppm – parts per million
SO₂ – sulphur dioxide
SOx – sulphur oxide
U.S. EPA – United States Environmental
Protection Agency
VOC – volatile organic compound
WGAQOG – Working Group on Air Quality
Objectives and Guidelines
WHO – World Health Organization
µm – micron or micrometre
µg/m³ – micrograms per cubic metres