The city of Los Angeles is generally considered to have America's worst air pollution problem. Most of California's metro areas have bad air pollution.
No. Tornadoes can be very destructive, but they do not cause air pollution.
Believe it or not cars or factories are not the most air pollution. It is really Methane gas. Methane gas goes into the air actually when cows burp and pass gas.
China and second one is USA
air pollution travels in the air
Neither actually it is not a cause of asthma nor does air pollution trigger it.
Some air pollutants in the air are known as dangerous carcinogens. So, it is possible that air pollution can cause cancer.
Type of air pollution coul cause corrosion is dirt
There are many causes of air pollution other than chimney smoke. Cars for example are a leading cause of air pollution.
If air pollution is not controlled, it can/will cause many problems.
cars
Air Pollution Control