Paris.
This is what happens to a city when it limits ICE car use, increases green spaces and encourages bicycle use.
"Levels of fine particulate matter (PM 2.5) have decreased 55 percent since 2005, while nitrogen dioxide levels have fallen 50 percent."
Margaret Morgan πͺπΊπ³π±π¦πΊ
www.washingtonpost.com/climate-solu...
Air pollution fell substantially as the city restricted car traffic and made way for parks and bike lanes.