Noise pollution is the most targeted disease causing factor in today's busy life. Physiological, psychological, behavioural effects are described in the presentation.

1. Need for Active Research study
Presented by
Dr. Sudhakar Kokate
Director PPRC, India

2. Prediction
A time is likely to come
When
Man will die
Due to
Sheer “ ”
Robert Koch
German Nobel Laureate
Early 20th century
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3. Facts of Noise
Mumbai, India is the noisiest city in the world ……….. Central
Pollution Control Board (CPCB) Survey 2011
Deafness is on the rise in India
One in every 12 people is deaf ……… Indian Council of Medical
Research (ICMR)
“Noise” has become a major pollutant and great nuisance these days
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4. Facts of Noise
Noise = Unwanted sound, now a public enemy
The environment gets contaminated which adversely affects health
and ill-effects are seen in living as well as non-living things
Sound = a form of energy giving the sensation of hearing produced
by longitudinal mechanical waves in matter
Decibel = unit for measuring noise intensity
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5. Sources of Noise
INDUSTRIAL SOURCES
- Due to machines, big and small
 NON-INDUSTRIAL SOURCES
- Loudspeakers - Construction work
- Automobile - Radio & Microphone
- Trains - Satellite launches
- Aircrafts - Mobiles PPRC/INDIA 04

6. Physiological Effects
Heart attack – cardiac injury
Tension – BP
Ulcer
Loss of hearing
Occupational deafness
Noise-induced diseases
Miscarriages and abortions in women PPRC/INDIA 05

7. Physiological Effects
Stomach disorders
Acidity
Congenital defects in unborn children
Sleep disturbance : poor quality of work
increased irritability
aggressive social behaviour
may cause accident PPRC/INDIA 06

8. Psychological Effects
(VARIES ACCORDING TO INDIVIDUALS)
Interruption in speech communication
Muscle tension
Nervous irritability
Increased strain
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9. Learning disability
Nervousness
Birth defects, still births, low weight in new born babies
Foetal development is severely hampered
Behavioural Effects
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10. Personological Effects
Disturbing total personality make-up
Low level of performance in children
Feeling of inadequacy
Lack of confidence
Poor perception of one’s own self
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11. Effects of
Noise on Animals
Experimental animals : rats, chinchillies, dogs, pigs and cats
Disturbance in – hearing mechanism
blood chemistry
stress response
In poultry : Adverse effect on egg production
Higher animals : fatigue, irritation, wild nature is enhanced,
habit of shouting PPRC/INDIA 10

12. Causes cracks in - building
- stones
- earth / land
Breaking of glass, chinaclay, mud vessels due to sudden loud noise
Damage to furniture – ages faster
Damage to paintings and antique pieces
Effects on
Non-living things
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13. Engineering control techniques
Limitation of personnel exposure time
Substitution of quieter equipment
Process control
Legal control provisions in Constitution of India in Articles 39 (e),
47, 48 A, 51-A (6)
Bio-control machinery to be implemented
How to control
Noise pollution??
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14. “BE WITH US”