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How can noise pollution be controlled?...

How can noise pollution be controlled?

Text Solution

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(i) Planting trees in and around noise sources is an effective solution for noise pollution as plants are known to absorb noise and bring down sound levels.
(ii) Regular servicing and tuning of automobile engines can effectively reduce noise pollution by vehicles and machinery.
(iii) Workers should be provided with ear plugs and earmuffs at work sites that generate high noise levels.
(iv) Lubrication of machinery and regular servicing minimizes noise levels.
(v) Regulations should be imposed to restrict the usage of loudspeakers in crowded areas and public places.
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Assertion : Bharat stage IV emission norms have been in place since April 2010, for 4 wheelers in 13 mega cities of India. Reason : Green muffler scheme refers to the plantation of trees and shrubns along road sides and is effective to control noise pollution only.