text: In source 2: Paris bans driving due to smog, states that paris enforced a partial drving ban to clear the air of the global city. In paris on Mondays motorists with even numbered license plates were ordered to leave their cars at home or suffer a 22 euro fine ($31). The same would apply to odd numbered plates the following day. Keeping the air clear is very important. 27 people had their cars impounded for their reaction to fine. Car traffic was down 6o percent in the capital of France, after 5 days of intensifying smog. All the smog rivaled Beijing and China which is well know as one of the most polluted cities in the world.