they have gas pipes to prevent it. you suck
The cause of Beijing's rampant air pollution is from constantly working factories and millions of cars on the roads. Beijing has some of the worst air pollution in the world.
air pollution is an impact on the Beijing Olympics
coal factories
Beijing.
heaps and heaps
Beijing in China.
Because Beijing have many people and they may die due to servacation.
In Beijing and China
factories and cars
Because there are alot of people in Beijing and Tokyo and more people means more cars so the more cars there are, the worse the air pollution gets :)
Beijing popular country and they have many cars and factories Athens- No iidea sorry :(
From what I have read it is one of the most polluted cities in the world.