Download - Noise Pollution - Role Play - Group1 Park Young Kyu Bae Jung Eun Zhang Yiheng Jagdal Erdentungalag
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Noise Pollution - Role Play -
Group1 Park Young Kyu Bae Jung Eun Zhang Yiheng
Jagdal Erdentungalag
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Contents
Introduction & Definition Sources Human health effects by Doctor Environmental effects by Environmentalist Role Play How to reduce the noise pollution by Environmentalist Summary & Q&A
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Introduction
What is noise? YouTube - Noise Pollution - Noises we hear
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Definition
Displeasing sound that disrupts the activity or balance of human or animal life.
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Sources
Transportation systems motor vehicle noise, aircraft noise,
rail noise, car alarms
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Sources
Poor urban planning side-by-side industrial, residential buildings
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Sources
Working place office equipment, factory machinery,
construction work, grounds keeping equipment
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Sources
Residental area barking dogs, appliances, loudspeakers and noisy
people
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Human health effects
Hearing loss
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Human health effects
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Human health effects
Cardiovascular effect In 1999, the World Health Organization.
long-term noise exposure above 67- 70dB and noise levels of 50 dB at night
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Human health effects
Elevated blood pressure 1) Lead to elevated blood pressure because of incre
ased adrenaline levels
2) Increased frequency of headaches, fatig -ue, stomach ulcers and vertigo
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Human health effects
low-birth weight babies (less than 2,500 g)
The difference between the hormone levels of pregnant mothers in noisy versus quiet areas
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Human health effects
Annoyance Young children develop speech or reading
difficulties
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Environmental effects
Reduction of usable habitat - the death of certain species of
beached whales, brought on by the loud sound of military sonar
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Environmental effects
Zebra finches become less faithful to their partners when exposed to traffic noise
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Role Play
Doctor: Zhang Yiheng Patience: Jagdal Erdentungalag Environmentalist: Bae Jung Eun
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How to reduce the noise pollution
Suggest the solution from Environmentalist1.noise barriers, traffic contol. limitation of vehicle speeds, heavy vehicles2. Redesign of industrial equipment, shock mounting assemblies, physical barriers
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Summary & Q&A
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THANK YOU!!!