Eovironmental noise consists of all the unwanted sounds in ow communities except that which originates in the workpjace. The source of outdoor noise worldwide is mainly caused by machines, transport, and propagation systems. Noise pollution is therefore the addition of unwanted noise into the atmosphere. Noise pollution may be defined as any unwanted electromagnetic signal sound that produces a jarring or displeasing effect and which interferes with human communication, comfort and health. Pdf on jan 1, 2014, alice elizabeth gonzalez and others published what does noise pollution mean. Sound intensity is measured in decibels db, that is the tenth part of the longest unit bel. Others include loud speakers of sound systems and tvs, ipods and ear phones.
Noise pollution is increasingly being recognised as an environmental haz ard, and. Noise pollution, like any other form of pollution, is a threat to our health and wellbeing. A low sound is pleasant whereas a loud sound is unpleasant and is commonly referred to as noise. The objective of this paper is to study the impacts of noise pollution at construction site.
In the standard, the relationships between laeq,8h and noiseinduced hearing impairment are given for frequencies of 5006 000 hz, and for exposure times of up to 40 years. Noise pollution is commonly generated inside many industrial facilities and some other workplaces, but it also comes from highway, railway, and airplane traffic and from construction activities. Study of environmental noise pollution in the university of dammam. Abstract noise pollution is the serious or more noise that may damage the activity or human life. Sources of noise pollution are many and may be located indoors or outdoors.
Gadgets like food mixer, grinder, vacuum cleaner, washing machine and dryer, cooler, air conditioners, can be very noisy and injurious to health. Children who are exposed to noise pollution while learning are more likely to experience reading delays. According to odum, noise pollution is the unwanted sound dumped into environment without regard to the adverse effect it may have. Environmental sound pressure levels can affect the social behavior of people. Noise exposure is characterized by laeq over 8 hours laeq,8h.
It is caused by machines used for the technological advancement. Environmental pollution, types, causes, impact and. This condition results from prolonged exposure to high levels of noise. In general, pollution is the art of putting contaminants into the environment that will negatively affect it. Noise pollution, unwanted or excessive sound that can have deleterious effects on human health and environmental quality. It acknowledged the harms of noise and established the office of noise abatement and control onac within the environmental protection agency. Water pollution thermal pollution land pollution radiation pollution noise pollution air pollution causes and impacts water pollution water pollution is the introduction into fresh or ocean waters of chemical, physical, or. The major sources of this pollution come from the motor vehicle engines, trains, aircraft, transportation systems, and systems. It is more severe and widespread than ever before, and it will continue to increase in magnitude and. Excessive noise pollution in working areas such as offices, construction sites, bars and even in our homes can influence psychological health. The impact of ocean noise pollution on marine biodiversity. A modem plague lisa goines, rn, and louis hagler, md abstract. Noise pollution has been wellrecognized as one of the major trepidations that can adversely affect public health and qualityoflife in urban areas across the globe. More noise control techniques sound insulation sound absorption vibration damping vibration isolation urban planning public education and awareness 30.
Pdf noise pollution is a major problem in cities around the world. The impact of ocean noise pollution on marine biodiversity linda s. The epa has a range of powers to enforce noise pollution laws, including the power to write a warning letter, issue an infringement notice, or issue an environment protection order, which is a written order that requires that specified action be. Students take notes on key idea and write a summary of 200250 words. The health significance of noise pollution is given in this chapter under separate headings, according to the specific effects. Statistically there is a rise in the number of workers dying of cardiac arrests and cerebral attacks is on an increase considerably due to industrial noise pollution in railway yards, factories etc. Clean air act title iv noise pollution overview of the. Also, noise pollution is a big deterrent in focusing the mind to a particular task. In the area of noise pollution, it is the effect of excess noise on humans or animals that will hurt their lives noise pollution refers to the various nonnature sounds that reverberate in the environment and is unpleasant to the ears. They will also learn what causes hearing damage and that animals, as well as humans, are subject to hearing loss. Even on a shortterm basis, noise pollution can cause temporary deafness. Exposure to excessive noise is a threat to many aspects of life. The text explores recent empirical evidence into the detrimental effects of noise pollution and presents the w. According to the investigation report of the world health organization, noise can harm human health physically and psychologically, like auditory fatigue, hearing loss, disturbing peoples lives.
Environmental noise pollution is an emerging public policy and environmental concern and is considered to be one of the most important environmental stressors affecting public health. These barriers need to be large enough to make them effective. Another immediate effect of noise pollution is a deterioration of the ability to hear things clearly. Who else is affected by noice pollution other than humans and how. One described noise impacts identical to the ones that researchers all over the world still study today, including hearing loss, cardiovascular disease, interrupted sleep, and delayed reading and language development. This policy covers both industrial and domestic noise. The main policy governing noise in south australia is the environment protection noise policy 2007. One db is the faintest sound that a human ear can hear. Studies show that the occurrence of aggressive behavior, disturbance of sleep, constant stress, fatigue, and hypertension can be linked to excessive noise levels. Noise pollution and the developing child children develop better concentration skills in a quiet environment.
These data constitute a neutral position, as of 2009, for our future noise observatory at metropolitan area level and will therefore make it possible to better assess the impact of public noise policy. Name five ways that noise pollution affects people. The future noise watchdog will assess the impact of the noise cutting policy more effectively. Study on impact of noise pollution at construction job site. General services administration gsa the quiet communities act of 1978 exit. Conclusion to protect healthy life, there is an urgent need to come up with an enforceable law on noise pollution in. A crosssection survey of the population in delhi state points out that main sources of noise pollution are loudspeakers and automobiles.
Over time, the mind may just lose its capacity to concentrate on things. Teach students about different causes of noise pollution such as traffic, boats, planes, and more. Transportation control noise pollution from aircraft is controlled through the. Noise pollution can be defined as the excessive noise that disturbs the activities of animals or humans. Pollution noise the exploring nature educational resource. In addition, noise exposure can harm a childs physical and psychological health.
Upon completion of this unit, students will understand that noise pollution is more than loud noises. There exist a long list of sources of noise pollution including different machines of numerous factories, industries and mills. All human activities contribute to noise pollution to varying extent. The study reported a statistically significant exposure response for noise and ht reaching a relative risk rr, after adjustment for potential confounders, of 1. Poor urban planning may give rise to noise disintegration or pollution. From the numerical results and graphical representations, it is concluded that the reduction of noise level is about 5 to 8% in noise. The text discusses what noise pollution is and how it has recently been recognised as harmful to health.
Noise exposure was estimated from predictive models based on 1,900 personal dosimetry measurements. The cumulative effects of noise pollution can be felt in every area of our lives from our homes to our social, working, and learning environments and can cause economic losses as well as more intangible health risks. Clean air act title iv noise pollution the noise control act of 1972 42usc7641 21 pp, 890k, about pdf, from u. Levels of the environmental noise pollution were measured. Hence effective noise barrier was devised to attenuate the noise and the outputs are presented in the form of numerical results. The contribution of most outside noise is mainly due to building activities. In one wellstudied beaked whale population, there was a noticeable decline in numbers for years after a sonarinduced stranding, implying that much or most of the local population was either displaced or killed claridge 2006. Sitting in the car in the middle of traffic is 85 decibels and more than.
These relations show that noiseinduced hearing impairment occurs predominantly in the highfrequency range. Noise pollution noise is defined as, the unwanted, unpleasant or disagreeable sound that causes discomfort to all living beings. Lecture 11 causes, effects and control of noise and. Types of pollution the following are the types of pollution perceived in our environment. Children who suffer from noise pollution learn to tune out not only noise but also the teachers voice, which can harm their read. Indoor sources include noise produced by radio, television, generators, electric fans, air coolers, air conditioners, different home. Noise pollution control environment protection noise policy 2007 policy in south australia. By far the most common health effect linked to noise pollution is a condition called noise induced hearing loss, or nihl. Environmental noise pollution, a form of air pollution, is a threat to health and wellbeing. Noise pollution, together with air pollution and water pollution, have become the three most serious environment pollution that affect human health. This 52 piece noise pollution set will help teach student about different forms of noise pollution, and the effects it has on its environment. Noise barriers noise buffers in the form of sand, covered with grass, may be considered as a means of protecting communities from unacceptable noise levels. Learn more about the clean air act, noise control act of 1972, and the quiet communities act of 1978.
Definition, sources and effects of noise pollution. Name two ways that towns have tried to reduce noicse pollution. The study examines the problem of noise pollution in the wake of its ill effect on the life of the people. 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. The numerous and varied effects of noise combine to detract from the quality of peoples lives. Effects of industrial noise pollution help save nature. Environmental noise consists of all the unwanted sounds in our communities except that which originates in the workplace. Gonzalez 342 noise is a social construction which involves a negative social value on certain sounds, so that even music can be socially considered as noise 810. Noise pollution affects both health and human nature. It can have an adverse effect on the psychological and mental well being of the.
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