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!!!