1. Babak Mahbaei Geed 162
POWERPIONT PRESENTATION
088380

3. Sound Pollution or

Noise Pollution is a big
Problem that human are
involved in it in the
big cities.
 Human ears can tolerate a
limited decibel and when
volume of sound goes
higher nervous problems ,
stress ,pain and illness is accrued.

4. Basically it produced by
factories ,automobiles Causes of
,motorcycles , sound
T.V ,music systems and pollution
every things that
make a load voice.
Man made Natural
T.V and music
Transportation Factories Animals
systems

5. Big machines and tools in factories
1.
T.V and music systems
2.
Automobiles and motorcycles
3.
Animals
4.

6. Big machines and tools in factories

The machines and tools
that use in factories and
workshop are produced
high volume noise and
sound and people who
live across them are affected
by sound pollution.

7. T.V and music systems

Most of the people in
big cities are living in
apartment buildings.
And using these things
with high volume annoyed
other people.

8. Automobiles and motorcycles

lots of cars and motorcycles
in big cities make sound
pollution .People in traffic
are tired and have stress.
The sound of engine and
Horns in cars and
motorcycles produced
a big orchestra of pollution.

9. Animals

Many people keep
Pets in their apartments
like dog .The barking of
dog can really make noise
and disturb others.

10. Beside of many problems in big cities
like air pollution ,sound pollution
become other difficulty and complication
for human .lots of headaches and
nervous pressers are some of illnesses
that come from sound pollution.

11. Government should try solve

this problem with solving the traffics ,
take the factories to outside of town and
put harder law for making noise for cars
motorcycles and living in apartments
.

12. http://library.thinkquest.org/TQ0311782/sou

nd_pollution.htm
http://en.wikipedia.org/wiki/Noise_pollutio

n
http://stress.about.com/od/situationalstress/

a/noise052107.htm