Pretty much all of them.
a type of air pollution common around but not limited to cities. smog
25a. Air pollution normally increases along with population growth. This increasing pollution is a big problem for many cities. 25b. Air pollution normally increases along with population growth. This is a big problem for many cities. Which is a vague pronoun?
There is air pollution in many places in Canada, but mostly in big cities like Vancouver and Toronto.
Light pollution and air pollution effect astronomy by making it more difficult to view the stars. If you notice, when you get out of the cities where there is less air and light pollution, you are better able to view the stars.
Air pollution can be a problem in larger cities because of the existence of homes and factories in the same area. The government regulates how much pollution can be released into the air, so this problem is not as bad as it could be today.
car exhaust fumes
SMOG
Air pollution is also caused in towns and villages, but alot is in cities because of factories, cars e.t.c.
Air pollution from car exhausts and smoke. Water pollution from all the litter.
Yes. All cars have begun to be built with air pollution control systems in them due to the increase in pollution in urban cities. Some cars have air pollution control systems and some don't.
of course the water pollution is more............Because big cities have lots of Industries.........these wastes were mixed in air or otherwise to water...........These leads to water pollution.............
Air pollution in the cities of Madagascar is as bad as many places in the United States and Europe. Policies have been enacted to try to clean up the air.