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Noise pollution

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    Noise pollution Noise pollution Presentation Transcript

    • Noise Pollution
      What’s too loud? The History of calculating noise in order to protect the environment
    • Noise Pollution
    • What is Noise Pollution?
      Noise pollution refers to unwanted sound produced by human activities
    • 2920 MathsonBou
      Noise pollution does not stay in the environment for long such as other pollutants but has many negative effects on the environment
    • Types of Noise Pollution
      Domestic Noise
      Commercial Noise
      Transportation Noise
    • Transportation Noise
      Railway Noise
      Vehicle Noise
      Aircraft Noise
    • Effects of Noise of the Environment
      On Humans:
      • deafness
      • Cardiovascular diseases
      • High blood pressure
      • Ulcers
      • Heart Disease
      • Irritability
      On Animals:
      • Increase of death by altering the prey/predator detection and avoidance
      • Creates problems in their use of sounds in reproduction and navigation
    • History of Acoustics
      Galileo
      Pythagoras
    • Twentieth Century and Calculating Noise
    • Tools for Calculating Noise
      1.
      3.
      Microphone
      Decibel Meter
      2.
      Calibrator
    • History of the Decibel
      Decibel Reading
    • Introduction of the commercial jet created an increasing amount of pressure to implement noise control laws and systems.
    • Noise Laws
    • The END