Between 2010 and 2023, the proportion of the population exposed to annual average PM10 concentrations above the WHO guideline value of 15 µg/m³ decreased from 90.5 % to 1.1 %.Since 2019, the share of the population exposed to PM10 levels above the EU limit value of 20µg/m³ (legally binding from 2030) has been below 0.5 %—and in 2023, it was 0 %.Current measures should be mainta... read more