نتایج جستجو برای: noise pollution
تعداد نتایج: 262490 فیلتر نتایج به سال:
Abuja the capital city of Nigeria has experienced rapid development and high influx of people with the implication of increased generation of noise. Hence the need to evaluate the noise pollution level of the city. Measurement of equivalent noise level was carried out in 35 locations around the city using a CR811C integrated sound level meter. Result showed that the day time mean equivalent noi...
OBJECTIVE To assess the knowledge and perception of parents of high school students about the health effects of environmental hazards in Sakarya province of Turkey. METHOD The cross-section study was conducted in May 2009 in which randomly assigned 362 parents answered a questionnaire inquiring about the sociodemographics and a list of environmental hazards such as tobacco smoking, sunlight e...
background: noise pollution is currently a major risk factor in industries in both developed and developing countries . the present study assessed noise pollution in the knitting industry in iran in 2009 and presented a control method to reduce the rate of noise generation. methods: the overall noise level was estimated using the network environmental noise assessment method in sina poud textil...
Background: Surgeons and anesthesiologists working in orthopedic operating theatres are exposed to significant noise pollution due to the use of powered instruments. This may carry a risk of noise-induced hearing loss. The present study was designed to quantify the noise pollution experienced by anesthesiologists at Imam Khomeini Hospital which is one of the largest Iranian hospitals. Methods:...
Abstract The problem of noise pollution in Baghdad, the capital city Iraq, is getting worse every day as a result increased volume traffic. This presents considerable risk, particularly on main roads that connect densely populated neighborhoods such Al-Sadr City district with central capital. In order to inform decision-makers urban development and environmental policy about high values require...
Aims: Noise is considered the most harmful physical agents in the workplace which exposure to it can cause the harmful physical and psychological effects on worker. Since the best noise control measures is to reduce or limit the at the source, the purpose of this study was to assess the noise pollution and determine the dominant sound source in an Air production plant of a Petrochemical industr...
BACKGROUND AND OBJECTIVES The harmful effects of workplace noise pollution are well known and described in the literature. The effects of prolonged exposure to noise in areas demanding high level of concentration, such as operating rooms, depend on the variability of individual responses and intensity of different generation sources. The aim of this paper is to present a review of occupational ...
Contents 1. Introduction 2. Air pollution and property values 3. Noise and property values 4. View and property values 5. Neighbourhood facilities and property values 6. Zoning regulation and property values 7. Hedonic price modelling of environmental attributes on urban values in Hong Kong 7.1. Air pollution control mechanism in Hong Kong 7.2. Noise pollution control mechanism in Hong Kong 7.3...
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