When the vibration of sound is at a tolerable and pleasant level, it is called simple sound. But when it is sharp and harsh to ears, it becomes sound pollution.

There are many causes of sound pollution. It is caused from noisy and intolerable sound of horns of vehicles, miking, music, diesel truck, motorcycle, alarm clock, television etc. The growth of unbar population causes sound pollution. Many problems are caused by sound pollution. Generally it causes aggression and damages hearing. It also causes high blood pressure, lack of concentration, environmental pollution and so on.

Thus sound pollution creates problem in our normal life. Factory work, truck driving, and primary school teaching etc. are considered to be noisest occupations. To minimize sound pollution, we have to build mills and factory far away from locality. Besides, proper implemention of laws and proper steps of government can reduce sound pollution.