نتایج جستجو برای: sound pollution

تعداد نتایج: 173210  

Journal: :Indian journal of forensic medicine and toxicology 2021

Background: This study states that, the environment became polluted even after consistent efforts byvarious governments and organizations. Pollution due to various factors was out of control all over worldand it badly affecting human lives as well mother earth. It very essential thesepollutants because environmental health interaction closed, but not possible practically.Lockdown Covid 19 has p...

2011
Dan Costa

Once, in the not so distant past, smoke belching from urban factories and plants was viewed as a symbol of a prosperous, growing economy with abundant jobs. However, awareness of the downside of such pollution spawned the environmental movement of the 1960s, culminating in the Clean Air Act Amendment of 1970. This landmark legislation provided the regulatory mandates and legal tools that stimul...

ژورنال: سلامت و محیط زیست 2018

Background and Objective: Air pollutants and noise level are areas of concern for public health, especially in metropolitan areas. In tunnels, underground stations and indoors with insufficient ventilation rate and noise reflection, accumulation of pollutants and noise pollution are serious problems. Materials and Methods: The present study was conducted to evaluate the level of PM and noise l...

Journal: :تحقیقات نظام سلامت 0
رستم گلمحمدی دانشیار، گروه مهندسی بهداشت حرفه ای، دانشکده بهداشت و مرکز تحقیقات علوم بهداشتی، دانشگاه علوم پزشکی همدان، همدان حیدر محمدی دانشجوی کارشناسی ارشد، گروه مهندسی بهداشت حرفه ای، دانشکده بهداشت، دانشگاه علوم پزشکی همدان، همدان، ایران هادی بیات دانشجوی کارشناسی ارشد، گروه مهندسی بهداشت حرفه ای، دانشکده بهداشت، دانشگاه علوم پزشکی همدان، همدان، ایران علیرضا سلطانیان استادیار، گروه آمار زیستی، دانشکده بهداشت، دانشگاه علوم پزشکی همدان، همدان، ایران.

background and aims: since using city power for welding process is not allowed, diesel generators are used as a power supply in construction industries. they could be introduced as a main source of noise pollution. the purposes of this study were to assess and control noise pollution produced by construction diesel generators in hamadan, iran. methods: in this descriptive, cross-sectional study...

Journal: :International Journal for Research in Applied Science and Engineering Technology 2020

2015
Eva Sjuve

This extended abstract describes Metopia, a research project in the early stages of progress, a wireless sensor network for urban spaces, to aquire a complex set of data from the environment for the purpose of making a sound composition. The programming language Pure Data is used to create a sound composition from the aquired data. This research project is using a real-world problem such as air...

2016
Jia-Horng Lin Yu-Chun Chuang Ting-Ting Li Chen-Hung Huang Chien-Lin Huang Yueh-Sheng Chen Ching-Wen Lou

Factories today are equipped with diverse mechanical equipment in response to rapid technological and industrial developments. Industrial areas located near residential neighborhoods cause massive environmental problems. In particular, noise pollution results in physical and psychological discomfort, and is a seen as invisible and inevitable problem. Thus, noise reduction is a critical and urge...

Journal: :Environmental Health Perspectives 1998
J T Grupenhoff

The administration and Congress intend to increase funding for U.S. scientific research significantly. As for biomedical research, some congressional leaders seek to double funding for the National Institutes of Health (NIH) in the next 5 years; the increase for funding for the next fiscal year (FY) will be 14%. Total funding in those 5 years will be (assuming necessary increments to equal that...

2005
Nader Ale Ebrahim

Automobile industry is an exhaustive industry bringing development for any country. The industrial capabilities needed for development rest in this branch of industry. The Iranian automobile making companies move in line with this aim. But in recent decades, in addition to development of automobile industry, the pollution too has occupied the minds of the authorities of these companies. Some me...

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