Noise or sound pollution damages the hearing facilities and temperature affects the usual metabolic processes. Because we have given more than 30 ppt in one place. The major sources of this pollution come from the motor vehicle engines, trains, aircraft, transportation systems, and systems. The effects of noise pollution a free powerpoint ppt presentation displayed as a flash slide show on id. Scribd is the worlds largest social reading and publishing site. Ppt noise pollution powerpoint presentation free to. Noise pollution noise pollution refers to a type of energy pollution in which distracting, irritating or damaging sounds are freely audible.
In this type of pollution contaminants are not physical particles, but waves which interfere with the naturally occurring waves of a similar type in the same environment. This ppt contains the information about environmental noise pollution. Noise pollution powerpoint ppt presentation slides. Regular servicing and tuning of automobilescan effectively reduce the noise pollution. Buildings can be designed with suitable noiseabsorbing material for the walls, windows, andceilings. The source of outdoor noise worldwide is mainly caused by machines, transportation systems, motor vehicles engines and trains. Noise pollution noise pollution is the disturbing noise with harmful impact on the activity of human or animal life. Noise pollution free download as powerpoint presentation.
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