Press release 09/2022 from 10.02.2022 | Last changed: 16.02.2022
Germany complies with air quality limit values nearly everywhere in 2021
… add a few cities to those with exceedances. The main source of nitrogen oxides in urban areas is road traffic. Diesel cars in particular are emitters and have not … road. A steady renewal of the vehicle fleet has put more and more cleaner cars on urban roads. Local measures and fewer journeys as a result of measures to curb the …