This is a continuing series of articles on pollution. This is the fifth part of the series.
Read part 1, part 2 , part 3 and part 4
Any unwanted or unpleasant sound which is in the wrong place at the wrong time is noise pollution.
The decibel scale measures loudness. Noise of very high intensity levels can cause in severe cases, injury to the human ear.
| Area Code | Category of Area | Noise Level in dB (A) Leq | |
| Day | Night | ||
| A | Industrial | 75 | 70 |
| B | Commercial | 65 | 55 |
| C | Residential | 55 | 45 |
| D | Silence Zone | 50 | 40 |
Source- MoEF
Sound above the level of 80 dB is considered not suitable for humans. The sources of noise pollution can be-
Effects of Noise Pollution-
Control of Noise Pollution-
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Good one!!