Vocab.

Affiche - poster.
Pare-brise- Windscreen.
Pot d'échappement- exhaust pipe.
Par ce geste- by this gesture.
Inciter- to encourage.
En faire autant - Do the same / follow suit.
Covoiturage - car sharing.
Rapprocher - bring closer / bring near.
Agglomérations - cities.
Pairs- regular / even.
Impairs - Irregular / uneven.
Manière considérable - significantly.
Le bruit - noise.