Sources of Noise Pollution in Mashhad Railway Station
نویسندگان
چکیده
منابع مشابه
Noise levels and the sources of noise pollution in Karachi.
The menace of noise is a by-product of civilization and its hazards are well known. Noise levels were measured in Karachi, at different places and at different times of the night and day, using an Amplaid noise meter. The leg for Karachi came to 80 dB (A), the General Noise Index x (G.N.I.) to 460, and the noise pollution level (N.P.L.) to 99 dB (A). These values are significantly higher (P les...
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ژورنال
عنوان ژورنال: Archives of Occupational Health
سال: 2019
ISSN: 2588-3690,2588-3070
DOI: 10.18502/aoh.v3i2.669