Cities with the highest concentration of PM2.5 particulates in Poland 2020-2021
In 2021, Rybnik was the city with the highest annual average concentration of PM2.5 particulates in Poland. The PM2.5 particulate matter concentration in this city reached nearly 30 ug/m3. Other cities in the ranking with the highest PM2.5 particulate matter concentration were Kraków and Katowice, located in southern Poland.