Exposure in the workplace is a common problem and as a result many. In this thesis an attempt has been made to find the measures for the reduction in noise levels. Concept and characteristics noise pollution sources of noise pollution causes of noise pollution effects of noise pollution control of noise pollution conclusion 3. Noise pollution can come from outdoor sources, such as road traffic, jet planes, garbage trucks, construction equipment, manufacturing processes, lawn mowers, leaf blowers, and indoor sources, including. Sound intensity of db is the upper limit of the threshold of hearing and beyond this, is the threshold of pain which may cause damage to car and leading to hearing impairment. Environmental pollution is any discharge of material or energy into water, land, or air that causes or may cause acute shortterm or chronic longterm detriment to the. The source of outdoor noise worldwide is mainly caused by machines, transport, and propagation systems. Definition, sources and effects of noise pollution. Noise pollution is considered to be any unwanted or disturbing sound that affects the health and wellbeing of humans and other organisms. Study of environmental noise pollution in the university of dammam. Noise pollution is becoming more and more acute, and hence many researchers are studying the effect of noise pollution on people and its attenuation. Noise, an unwanted and irritating sound, is a form of environmental pollution and a source of stress.
Not just air, level of noise pollution in delhi is also. Noise pollution can be defined as the excessive noise that disturbs the activities of animals or humans. Noise pollution february 2015 a quick overview of the latest guidance and evidence on current issues such as smoking, sexual health, health inequalities, mental health, obesity, substance abuse, womens health in fact anything that you ask for. Sound spotlight celebrating earth day, liss anniversaries. David owen reports on noise pollution and our increasing understanding of its serious impact on human health and on wildlife. Noise pollution is the regular exposure to elevated sound levels that may cause adverse effects in humans or other living organisms. Noise pollution and the developing child children develop better concentration skills in a quiet environment. Noise can have many adverse effects like hearing impairment, sleep disturbance, reduced performance. A low sound is pleasant whereas a loud sound is unpleasant and is commonly referred to as noise. Risk assessment of noise pollution by analyzing the level of sound. Environmental studies noise pollution tutorialspoint. Puget sound toxics assessment in our states effort to restore and recover puget sound, the washington state department of ecology ecology, puget sound partnership, and other organizations launched a series of scientific studies in 2006 called the puget sound toxics loading study. Pdf sound pollution issues and mitigate measure, case. Noise is rated as the most serious environmental nuisance caused by railways.
In order to achieve this, a study will be launched in 2010 to prepare and develop a multiyear action noise. The aim of this study was to assess the risk of noise pollution resulted from. Noise pollution, also known as environmental noise or sound pollution, is the propagation of noise with ranging impacts on the activity of human or animal life, most of them harmful to a degree. Noise pollution refers to any unwanted and unpleasant sound that brings discomfort and restlessness to human beings. In the usa it contributes more to environmental noise exposure than any other noise source, and is constituted chiefly of engine, tire, aerodynamic and braking elements. Case study i the ganga, india world health organization. Noise annoyance through railway traffic a case study.
Noise is a prominent feature of the environment including that from sources such as transport, industry and neighborhood. The study examines the problem of noise pollution in the wake of its ill effect on the life of the people. Sound pollution issues and mitigate measure, case study. Most religious beliefs involve some ceremonial use of holy water. The photo, taken by the international space station in 2012, shows the eastern coast of the united states with long island sound in the right corner. Noise pollution has been wellrecognized as one of the major trepidations that can adversely affect public health and. Noise pollution is also an important environmental hazard, which is. Reviewing the multiple impacts of noise pollution european.
Environmental pollution, types, causes, impact and. The presence of a substance in the environment that because of its chemical composition or quantity prevents the. Long island sound study a partnership to restore and. The long island sound study initiated the long island sound futures fund in 2005 through the epas long island sound office and the national fish and wildlife foundation.
In this study, the noise pollution of a viewing center was assessed. Case study i the ganga, india this case study was prepared by y. Sound can be produced by sources of very low acoustic power. Noise exposure was estimated from predictive models based on 1,900 personal dosimetry measurements. This unwanted sound can damage physiological and psychological health. Pdf man is causing all round damage to atmosphere, water, land, to the various elements of environment and to the ecosystem itself. Types of sound continuous noise i t is an uninterrupted sound level that varies less than 5 db during entire period of observation. Health services management centre library snappy search. Study on impact of noise pollution at construction job site. This year marks the 50 th anniversary of earth day and the epa.
In this study an attempt is made to monitor the noise pollution due to railway and vehicular traffic at one of the major intersection rajapeth using digital sound meter along with the collection of traffic volume data and train frequency. Project report on noise pollution control in automobiles. The objective of this paper is to study the impacts of noise pollution at construction site. Sound sound is a vibration that propagates as a mechanical wave of pressure and displacement, through some medium i. Pdf environmental pollution causes and consequences. The major sources of this pollution come from the motor vehicle engines, trains, aircraft, transportation systems, and systems. Zurich, vienna, oslo, munich and stockholm were ranked lowest in terms of hearing loss and noise pollution, according to the study done by the hearing test app. Noise is a type of pollution and impacts on our health and wellness. Find, read and cite all the research you need on researchgate.
The difference between sound and noise is sub jective. They will also learn what causes hearing damage and that animals, as well as humans, are subject to hearing loss. The present study investigates the level of awareness about noise pollution in delhi, its causes. Upon completion of this unit, students will understand that noise pollution is more than loud noises. Noise level were measured at two very important locations situated on omr, a software hub of the state, i. Environment pollution is a widereaching problem and it is likely to influence the health of human populations is great. Datasets on the noise pollution level in 41 locations across ota metropolis were used in this research. Noise pollution affects both health and human nature. While guangzhou in china reported the highest incidence of noise pollution, delhi came second. This paper provides the insight view about the affects of environment pollution in the perspective of air pollution, water and land soil waste pollution on human by diseases and problems, animals and trees plants. Environmental pollution can be defined as a change that is not wished or desired in the chemical, physical, or biological characteristics of any component of the environment air, water, and soil which can cause harmful effects on various or many forms of life.
Different sources have been identified that have potential for generation of noise pollution. According to the world health organization, sound levels less than 70 db are not cause any damage to the living organisms, regardless of. It cannot be seen, but it is present nonetheless, both on land and under the sea. Like air and water pollution, noise pollution is harmful to human and animal life. Project in 2002 by assessing from people living along the canals and transport. Community noise, or environmental noise, is one of the most common pollutants. Noise pollution can cause annoyance and aggression, hypertension, high stress levels, hearing loss, sleep disturbances. Poor urban planning may give rise to noise disintegration or pollution, sidebyside industrial. The study was designed to find out how toxic chemicals toxics.
Noise pollution, unwanted or excessive sound that can have deleterious effects on human health and environmental quality. The railway noise is a serious environmental problem, as reported in the lengthy study by fields and walker. Pdf study of environmental noise pollution in the university of. Noise pollution is defined as a source of sound wave vibrations that causes the eardrum to vibrate. A study of noise pollution measurements and possible effects on. It also is the 35 th anniversary of the long island sound study. Is noise pollution the next big publichealth crisis. Perhaps because it exceeds the material fetish of most pollution laws, it wasnt.
Noise pollution is unwanted sound that is produced by various natural or manmade sources such as oceans and construction and industrial activities. If this claxon sounds during 2 seconds, you will receive an amount of acoustic energy of 018 j, that is not enough to raise 2. The study reported a statistically significant exposure response for noise and ht reaching a relative risk rr, after adjustment for potential confounders, of 1. Noise pollution is disturbing or excessive sound that may harm humans or animals, and, not surprisingly, it usually emits from industrial technologies. Pdf noise pollution is a major problem in cities around the world. Children who suffer from noise pollution learn to tune out not only noise but also the teachers voice, which can harm their read. Children who are exposed to noise pollution while learning are more likely to experience reading delays. If you have a topic suggestion, please email it to rachel posaner. It can have an adverse effect on the psychological and mental well being of the. Roadway noise pollution roadway noise is the collective sound energy emanating from motor vehicles. Sitting in the car in the middle of traffic is 85 decibels and more than. Pollution is of different kinds depending on the nature of pollutants and pollutions. Noise pollution in cities is directly linked to 64 per cent of hearing loss, said the study.
In the present study, attempts are made to study the noise level range at different roads of the mysore city. Pollution is a negativeundesirable change in the environment, usually the addition of something hazardous or detrimental. In partial fulfillment of the requirements for the degree master of science in architecture. The previous chapters in this book illustrate the multifarious nature of issues surrounding the understanding and control of sound that is out of place. A case study of noise pollution in crowded localities in chennai is presented. If waste is, broadly defined, the externalities of social and technical systems, then noise is a quintessential form of waste. Sound, a normal feature of our life, is the means of communication.
These authors evaluated the response to railway noise in residential areas in great britain, and reached the following conclusion. A crosssection survey of the population in delhi state points out that main sources of. Noise pollution is defined as a collection of noises that are either high or low in sound intensity. Noise pollution is commonly generated inside many industrial facilities and some other workplaces, but it also comes from highway, railway, and. The literature on environmental noise pollution contains several. Study of noise pollution due to railway and vehicular. The pollution of noise can be caused by natural processes or by human activities.
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