The document discusses noise pollution and its effects. It defines sound and noise, and explains that noise is unwanted sound. It describes how noise is measured in decibel units and lists decibel levels of common noise sources. Transportation vehicles and construction equipment are identified as major sources of noise pollution. The health effects of noise pollution discussed include annoyance, aggression, hypertension, hearing loss, and cardiovascular issues. Strategies for mitigating noise pollution include noise barriers, limiting vehicle speeds, altering road surfaces, and computer modeling of noise.

1. NOISE POLLUTION DR. AVINASH BHONDWE IMM. PAST PRESIDENT IMA, PUNE

2. HARSH SOUNDS

3. MELODY

10. Decibel Levels of Common Noise Sources Sound Pressure Level (dBA) Noise Source 140 ------------------------------------- Jet Engine (at 25 meters) 130 ------------------------------------- Jet Aircra (at 100 meters) 120 ------------------------------------- Rock and Roll Concert 110 ------------------------------------- Pneumatic Chipper 100 ------------------------------------- Jointer Planer 90 ------------------------------------- Chainsaw 80 ------------------------------------- Heavy Truck Traffic 70 ------------------------------------- Business Offices 60 ------------------------------------- Conversational Speech 50 ------------------------------------- Library 40 ------------------------------------- Bedroom 30 ------------------------------------- Secluded Woods 20 ------------------------------------- Whisper

12. Types of Noise Makers Construction equipment, e.g., jackhammers and bulldozers, also produce substantial noise pollution.

13. Types of Noise Makers

14. Ganpati Bappa Moraya

15. LOUD MUSIC ???

20. EFFECT OF NOISE: I.M.A. PUNE STUDY

24. Remedies GO TO HIMALAYAS USE EAR PLUGS

27. Remedies

28. Remedies

31. SELF DISCIPLINE

32. THANK YOU