what is noise pollution
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what is noise pollution ?
Answer :
Defination:
Harmful and Annoying levels of noise is called noise pollution.
About:
Noise is also unpleasant and Undesirable.Due to increasing noise around the civilizations; noise pollution has become a matter of concern.
Itensity :
The intensity of sound is measured in decibels (dB).
Minimum sound:
sound which can be heard by Human ear is 1 Db.
causes:
Some of its major causes are:
Vehicles
Aircrafts
Industrial machines
Loudspeakers
Crackers etc.
Some other appliances also contribute to noise pollution like -
Television
Transistor
Radio etc. when used at high volume.
Classification of Noise Pollution :
1.TRANSPORT NOISE.
2.INDUSTRIAL NOISE.
3.NEIGHBOURHOOD NOISE.
Effects:
1.It may effect on ill to Humans and Animals.
2.It may cause diseses like Hypertension,Bloodpressure(BP).
3.It cause loss of hearing.
4.Noise may cause damage to liver, brain and heart.