Novi Pasar in Serbia had the highest average concentration recorded in Europe in 2024, at roughly ** µg/m³. According to the World Health Organization, annual average concentrations should not exceed **** µ²µ/³¾Â³.Ìý Several of the most polluted cities in Europe in 2024 were in Bosnia and Herzegovina. The Balkan country's capital, Sarajevo, was also the most polluted European capital city that year. Cities in Bosnia and Herzegovina are often affected by high levels of air pollution due to the country's reliance on coal for heating and electricity generation. Every year, there are thousands of premature deaths linked to air pollution exposure in Bosnia and Herzegovina.
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IQAir. (March 11, 2025). Average PM2.5 concentration in the most polluted cities in Europe in 2024 (in micrograms per cubic meter of air) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 21, 2026, from /statistics/1454840/most-polluted-cities-in-europe/
IQAir. "Average PM2.5 concentration in the most polluted cities in Europe in 2024 (in micrograms per cubic meter of air)." Chart. March 11, 2025. ÌÇÐÄÆƽâ°æ. Accessed July 21, 2026. /statistics/1454840/most-polluted-cities-in-europe/
IQAir. (2025). Average PM2.5 concentration in the most polluted cities in Europe in 2024 (in micrograms per cubic meter of air). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 21, 2026. /statistics/1454840/most-polluted-cities-in-europe/
IQAir. "Average Pm2.5 Concentration in The Most Polluted Cities in Europe in 2024 (in Micrograms per Cubic Meter of Air)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 11 Mar 2025, /statistics/1454840/most-polluted-cities-in-europe/
IQAir, Average PM2.5 concentration in the most polluted cities in Europe in 2024 (in micrograms per cubic meter of air) ÌÇÐÄÆƽâ°æ, /statistics/1454840/most-polluted-cities-in-europe/ (last visited July 21, 2026)
Average PM2.5 concentration in the most polluted cities in Europe in 2024 (in micrograms per cubic meter of air) [Graph], IQAir, March 11, 2025. [Online]. Available: /statistics/1454840/most-polluted-cities-in-europe/
