speech on noise polution
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the word noise pollution is derived from the latin word nausea.
it has been defined as unwanted sound.
a decibel is the standard for unwanted sound or noise.
this unwanted sound can damage physiological and psychological health.
noise pollution disturbs our health.the noise pollution has two sources and they are industrial and non industrial.
noise pollution has a a very bad effect on our health.so as a fact noise pollution must be controlled.
it has been defined as unwanted sound.
a decibel is the standard for unwanted sound or noise.
this unwanted sound can damage physiological and psychological health.
noise pollution disturbs our health.the noise pollution has two sources and they are industrial and non industrial.
noise pollution has a a very bad effect on our health.so as a fact noise pollution must be controlled.
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