نتایج جستجو برای: sound pollution
تعداد نتایج: 173210 فیلتر نتایج به سال:
The process of setting health standards requires rigorous, scientifically sound data that relate to man's interaction with his environment. Tests of pulmonary function are especially useful, since they may permit some direct comparisons between animals and man. The development of tests to measure pulmonary function in small animals has been important, and research into the health effects of air...
Few studies have focused on the multisensory perception of audio–olfactory interaction with purpose improving use urban spaces. This study conducted environmental evaluations in three open spaces China aim verifying existence environments and providing different perspectives for improvement quality. A sensewalk approach was adopted study, main research contents were: odour’s effects sound sourc...
Noise pollution is one of the common physical harmful factors in many work environments. The current study aimed to assess personal and environmental sound pressure level project sound-Isosonic map Razavi Khorasan Paste manufacture using Surfer V.14 at V.5.0. This cross-sectional, descriptive analytical that was conducted 2018 factory contains Canister, production Brewing unit. Following ISO 96...
Background and Objectives: Noise pollution in cities, as a widespread and worldwide problem, can cause adverse health effects such as hearing loss. Traffic noise, as the most important source of urban noise, can influence many jobsincluding shopkeepers. The aim of this study was simultaneous assessment of traffic noise pollution and hearing threshold level of shopkeepers in congested area of Be...
BACKGROUND Noise pollution is one of the important issues of pollutant in workplaces and is almost one of the harmful agents for workers. At present, instrumental based inspections for determining the index levels of noise in workshops is performed. This method is requiring a time consuming and ex-pensive in large scale inspection for workplaces. Classification of workplaces based on noise poll...
Introduction & Objective: Noise exposure, risk exposure in a wide range of work station, especially oil and gas industry and related companies is considered. This study was carried out to evaluate the noise before and after corrective action in 11 operational units of tanks and transportation in Abadan oil refining company. Methods: First, the basic information including the location of noise ...
With the rapid development of global industrialization and urbanization, as well continuous expansion population, large amounts industrial exhaust gases automobile are released. To better sound an early warning air pollution, researchers have proposed many pollution prediction methods. However, traditional point methods cannot effectively analyze volatility uncertainty pollution. fill this gap,...
As the barriers to hemispheric trade and integration are lowered, it will be asked whether we will we hear the "giant sucking sound" of poorer nations luring U.S. and Canadian firms south to take advantage of low wages and lax environmental regulations? Or, will Latin American nations passively accept this problematical specialization in doing the world's cheap and dirty work? Mexico is the ide...
Background and Objective: Today, workshop industries play an important role in urban development by creating effective employment in urban areas. It has been stated that these small industries can cause environmental pollution. The purpose of this study was to investigate and analyze the contaminations caused by the workshops in Qom in 2016. Materials and Methods: The present study was descrip...
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