What can be done to reduce air pullution?

Air pollution is a most serious problem existing now.
Maybe you don`t have many experiences about it.
My nose is oversensitive,so I usually get to feel farely bad.
We ought to cut down the use of petrol,use less coal while we also suffer from acid rain,discover new sources.

To reduce emissions in a large number of afforestation to reduce industrial pollution, probably on so many.

怎么做才能减少空气污染？
这个世界有太多的空气污染

control the number of the family cars

如何才能减少空气污染?
现在的世界有太多的空气污染.

如何减少空气污染。
如今空气污染严重。