3. • Any unwanted sound that penetrates the environment is noise pollution. In general noise pollution
refers to any noise irritating to one’s ear which comes from an external source.
What is Noise Pollution ??
4. SOUND POLLUTION:
Sources of Noise Pollution
•Household Sources
•Social Event
•Commercial and Industrial Activities
Transportation
5. Poor Urban Planning
Sounds from Motor Vehicles
Car Alarms
Office Equipment
Factory Machinery
Construction Work
Barking Dogs
Sounds from Musical Instruments
•CAUSES OF NOICE POLLUTION.
6. •EFFECTS OF SOUND POLLUTION
• Hearing Impairment
• Interference with Spoken Communication
• Decrease in Efficiency
• Lack of Concentration
• Sleep Disturbances
• Breakage of Earth Barrier
• Poor Quality of Crops
• Damages Buildings, Bridges and Monument
•Noise Induced Hearing Loss (NIHL).