CLEAN : Alternating traffic helped with Paris pollution: Airparif

The video discusses pollution episodes influenced by weather conditions, particularly cyclonic winds that trap pollutants. It highlights the impact of traffic measures, such as alternate circulation, on reducing pollution levels, specifically PM2.5 and nitrogen dioxide. The video concludes by evaluating the effectiveness of these measures, noting significant gains in pollution reduction and emphasizing the importance of quantifiable impacts.

Pourquoi le PM2.5 est-il mentionné comme étant 'encore plus petit'?

Quel pourcentage de réduction a été observé sur les particules et le dioxyde d'azote?