In 2022, Bangladesh was the country with the highest share of its national population exposed to hazardous concentrations of air pollution. Nepal and India followed. Hazardous levels of air pollution are defined as PM2.5 concentrations over ** micrograms per cubic meter (μg/m3).
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World Bank. (June 15, 2023). Share of national population exposed to hazardous concentrations of air pollution worldwide as of 2022, by country [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved August 06, 2026, from /statistics/1426373/share-of-population-exposed-to-hazardous-levels-of-air-pollution/
World Bank. "Share of national population exposed to hazardous concentrations of air pollution worldwide as of 2022, by country." Chart. June 15, 2023. ÌÇÐÄÆƽâ°æ. Accessed August 06, 2026. /statistics/1426373/share-of-population-exposed-to-hazardous-levels-of-air-pollution/
World Bank. (2023). Share of national population exposed to hazardous concentrations of air pollution worldwide as of 2022, by country. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: August 06, 2026. /statistics/1426373/share-of-population-exposed-to-hazardous-levels-of-air-pollution/
World Bank. "Share of National Population Exposed to Hazardous Concentrations of Air Pollution Worldwide as of 2022, by Country." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 15 Jun 2023, /statistics/1426373/share-of-population-exposed-to-hazardous-levels-of-air-pollution/
World Bank, Share of national population exposed to hazardous concentrations of air pollution worldwide as of 2022, by country ÌÇÐÄÆƽâ°æ, /statistics/1426373/share-of-population-exposed-to-hazardous-levels-of-air-pollution/ (last visited August 06, 2026)
Share of national population exposed to hazardous concentrations of air pollution worldwide as of 2022, by country [Graph], World Bank, June 15, 2023. [Online]. Available: /statistics/1426373/share-of-population-exposed-to-hazardous-levels-of-air-pollution/
