PRESENTATION OF NOISE POLLUTION
What is Noise ?
➢ Sound that which is unwanted and distrupts noise quality of life, is
called known as Noise.
➢ Noise is basically any unwanted sound.
➢ Normal sound becomes undesirable when it disturbs our normal
activities, Such as working, sleeping and during conversation.
➢ It is measured in dB units.
❑ Sound that is unwanted or that disrupts the
activity or blance of human or animal life is
called as noise.
❑ When there is lot of noise in the
environment, then it is termed as noise
pollution.
Sources of Noise Pollution:-
• House hold sources
• Social events sources
• Commercial and industrial sources
• Transportation
Household sources:-
▪ Gadgets like cooler, dryer, food
mixer, grinder, washing machine,
T.V,music systems at home kids
playing, can be very noisy and
injurious to health
▪ Another example animals like dog
barking
Social Events:-
▪ Party , Place of workship, market
area, loud spekar
▪ In many market areas, people sell
with loud speakers, others shout
out offers and try to get custmor to
buy their good.
Commercial and industrial sources:-
▪ Printing press, manufacturing industries,
construction sites( pneumatic hammer, air
compressors, bulldozers, loaders, Dump
trucks) contribute the noise pollutions in large
cities.
▪ Fans, motor, compressor.
▪ People who work with noisy equipments
are required to wear noise proof gadgets.
Transporation:-
▪ Aeroplanes flying over houses close
to busy airpots.
▪ Automotive and aircraft noise,
motorcycles, scooters, Noise from
Rail roades.
Effect on Human:-
▪ Lack of concerntration
▪ Fatigue, Decreases the efficiency of a
man
▪ Abortion
▪ It causes blood pressure
▪ Interfrence with spoken communication
▪ Stress, sleep distrubances
▪ Temprorary or permanent deafness
▪ Cardiovascular problem
Effect on Animals:-
▪ Damages nervous system
▪ They become dangerous and attacking
▪ Death of certain species
▪ Genetic and evolutionary problems
Prevention of Noise pollution:-
▪ Do not use car horns unnecessarily areas like
Hospital, school and campus are silence
zone.
▪ Don’t loud music on the radio or computer
▪ If you are working in an area there are loud
noises,you must wear earplugs to prevent
loss of hearing
▪ Turn of the engine of your car or motorbike
when you are not using it. It stops the
annoying hum, and reduces air pollution
also
▪ Control at source
▪ Control in the transmission path
▪ Using protective equipment
Post a Comment