text: In source 2, "Paris bans driving due to smog," residents of Paris are also seeing increasing advantages "after days of near-record pollution" when Paris "enforced a partial driving ban to clear the air of the global city." within "five-days of intensifying smog," "congestion was down 60 percent in the capital of France." If five-days can have a significant beneficial impact, imagine what a month can do, or a year, or even a decade towards the restoration of the environment.