TY - GEN AU - United Nations Environment Programme A4 - Scotford, Eloise A4 - Misonne, Delphine A4 - Lewis, Alastair PY - 2023 DO - https://doi.org/10.59117/20.500.11822/42536 SN - 978-92-807-4029-5 UR - https://wedocs.unep.org/handle/20.500.11822/42536 LA - English KW - ambient air quality KW - air quality KW - legislation KW - air quality monitoring KW - law enforcement TI - Guide on Ambient Air Quality Legislation - Air Pollution Series T2 - Série sur la pollution de l’air : Guide sur la législation relative à la qualité de l’air ambiant M3 - Non-technical guideline ER -