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Particulate matter exposure in 1990 vs. 2017

Population-weighted average level of exposure to concentrations of suspended particles measuring less than 2.5 microns in diameter. Exposure is measured in
micrograms per cubic metre (µg/m³).

PM2.5 exposure in 201750 μg100 μg150 μg200 μgPM2.5exposurein1990AfghanistanAfghanistanAlbaniaAlbaniaAlgeriaAlgeriaAustraliaAustraliaBahrainBahrainCongoCongoEgyptEgyptKenyaKenyaNepalNepalAfricaAsiaEuropeNorth AmericaOceaniaSouth America