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 incre
ased 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 Environmentalist1.noise barriers, traffic contol. limitation of vehicle speeds, heavy vehicles2. Redesign of industrial equipment, shock mounting assemblies, physical barriers
Summary & Q&A
THANK YOU!!!
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