biology6.jpg (45,000 bytes)
  Home  |   Introduction  |   Land Use   |   Pollution  |   Conservation  |   About  


~Noise Pollution
~

-Harmful effects
-Measures can be taken

News Archieve
-Noise Pollution

Episode
-Sound Intensities

What is n.gif (8369 bytes)oise ap.gif (7893 bytes)ollution ?

b17.gif (1892 bytes) Noise is unwanted sound

b17.gif (1892 bytes) Offensive noises include road traffic, aircraft,
    air-conditioners, televisions and mah-jong

b17.gif (1892 bytes) Noise can be measured by a sound meter and is
    expressed in decibel (dB) units.