Noise Pollution - Role Play -

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NOISE POLLUTION PROBLEM AND SOLUTIONS

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Presentation transcript:

Noise Pollution - Role Play - Group1 Park Young Kyu Bae Jung Eun Zhang Yiheng Jagdal Erdentungalag

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

Introduction What is noise? YouTube - Noise Pollution - Noises we hear

Definition Displeasing sound that disrupts the activity or balance of human or animal life.

Sources Transportation systems motor vehicle noise, aircraft noise, rail noise, car alarms

Sources Poor urban planning side-by-side industrial, residential buildings

Sources Working place office equipment, factory machinery, construction work, grounds keeping equipment

Sources Residental area barking dogs, appliances, loudspeakers and noisy people

Human health effects Hearing loss

Human health effects

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

Human health effects Elevated blood pressure 1) Lead to elevated blood pressure because of increased adrenaline levels 2) Increased frequency of headaches, fatig -ue, stomach ulcers and vertigo

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

Human health effects Annoyance Young children develop speech or reading difficulties

Environmental effects Reduction of usable habitat - the death of certain species of beached whales, brought on by the loud sound of military sonar

Environmental effects Zebra finches become less faithful to their partners when exposed to traffic noise

Role Play Doctor: Zhang Yiheng Patience: Jagdal Erdentungalag Environmentalist: Bae Jung Eun

How to reduce the noise pollution Suggest the solution from Environmentalist 1.noise barriers, traffic contol. limitation of vehicle speeds, heavy vehicles 2. Redesign of industrial equipment, shock mounting assemblies, physical barriers 18

Summary & Q&A

THANK YOU!!!