Article from 18.11.2025 | Last changed: 17.11.2025
The air quality index
… (NO 2 ), particulate matter (PM 10 and PM 2.5 ), and sulfur dioxide (SO 2 ). Using the most recent hourly data from a station, pollutant concentrations are … The following table shows the behavioral tips of the German Environment Agency. Because air quality is not always the sole cause of health problems, medical advice …