air pollution- solutions

Air pollution has many disastrous effects that need to be curbed.  In order to accomplish this, governments, scientists and environmentalists are using or testing a variety of methods aimed at reducing pollution. population growth, use less energy, improve energy efficiency, reduce waste, and move to non-polluting renewable forms of energy production.  Also, automobile-produced pollution can be decreased with highly beneficial results.

There are two main types of pollution control.
Input control involves preventing a problem before it occurs, or at least limiting the effects the process will produce.

Five major input control methods exist.  People may try to restrict