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… (1988); concerning the Control of Emissions of Volatile Organic Compounds or their Transboundary Fluxes (1991); on Heavy Metals (1998); on Persistent Organic Pollutants (1998); and the multi-pollutant/multi-effects Protocol to Abate Acidification, …

… to the Arctic environment have been identified, such as persistent organic pollutants (POPs) and mercury, which originate mainly … Agency case,33 discussed in part the meaning of “air pollutant” under Title II, §202(a)(1), of the Clean Air Act, …

… of particles (referred to as primary aerosols) and pollutant gases, such as nitrogen oxides (NOx), carbon … sulphur dioxide (SO2), ammonia (NH3), and hundreds of organic gases and acids. Widespread ABC plumes resulting from … of aerosols across continents and oceans; consistent and persistent exposure of large populations, including high-risk …

… 2.5.6. Carbon Monoxide (CO) 9 2.5.7. Non Methane Volatile Organic Compound (NMVOC) 9 2.5.8. Methane (CH4) 10 2.6. … AP-42 Common Name for the US EPA’s Compilation of Air Pollutant Emission Factors ATSR Advanced Thermal Scanning … to natural internal processes or external forcings, or to persistent anthropogenic changes in the composition of the …