text: In France, the city of Paris was nearly threatened with pollution which cause the city to enforce partial driving to clear the air of the city. There was a fine for motorists with even or odd-numbered license plates that had to pay if they didn't leave their cars at home. Over time, congestion in the city was down sixty percent after approximately five days of immense smog. It estimated around to four-thousand drivers fined and twenty-seven who impounded their cars.