text: In addition to greenhouse gas emmisions, the usuage of cars is causing smog in places, such as Paris, where driving has been ban due to days of having a near-record pollution. However, with the exception of usuage for plug-in cars, hybird, and cars carrying three or more passengars. According to Reuters, research shows that Paris has more smog than other European capital. As a result of the ban, car traffic was down 60 percent in the capital. Furthermore, many delivery companies lost revenue. However, the benefit to ban of the usuage of cars is the smog cleared up enough for the ruling French party to lift off the ban on odd-number plates on Tuesday.