title: EU unveils new air pollution policy.
mesh_terms: D000397:Air Pollution / Q000331:legislation & jurisprudence* / Q000517:prevention & control; D005060:Europe; D006801:Humans; D007221:Industry; D007391:International Cooperation; D010083:Oxidants, Photochemical; D010126:Ozone; D011050:Policy Making; D011640:Public Policy
chemical_list: D010083:Oxidants, Photochemical; D010126:Ozone