ou bien localiser la station de mesure de la qualité de l'air la plus proche |

Air Quality Data provided by the Luftqualität | Nds. Ministerium für Umwelt, Energie und Klimaschutz (umwelt.niedersachsen.de)
Note that the measurement for and CO (monoxyde de carbone) are taken from the station Braunschweig(verkehrsstation) and the measurement for and SO2 (dioxyde de soufre) are taken from the station Wolfsburg (verkehrsstation)