Re @mmarkkula @EU_CoR Source measures - European ones in particular - are key to combat air pollution. The current European source measures are not ambitious enough & are being taken too late. This is an important reason why cities & regions need more time to meet the limit values. @TjisseStelpstra https://t.co/76QZHzesAZ

🐦🔗: https://n.respublicae.eu/EPP_CoR/status/1676614152297512960