EP Research Service (EPRS): Sauberere Luft
EP Research Service (EPRS): Čistší ovzduší
EP Research Service (EPRS): Un aire más limpio
EP Research Service (EPRS): По-чист въздух
EP Research Service (EPRS): Puhtaampi ilma
EP Research Service (EPRS): Čistejši zrak
EP Research Service (EPRS): Čistejšie ovzdušie
EP Research Service (EPRS): Un aer mai curat
EP Research Service (EPRS): Czystsze powietrze
EP Research Service (EPRS): Schonere lucht
EP Research Service (EPRS): Arja aktar nadifa
EP Research Service (EPRS): Tisztább levegő
EP Research Service (EPRS): Švaresnis oras
EP Research Service (EPRS): Tīrāks gaiss
EP Research Service (EPRS): Aria più pulita
EP Research Service (EPRS): Un air plus propre
EP Research Service (EPRS): Cleaner air (GA)
EP Research Service (EPRS): Πιο καθαρός αέρας