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Copy of Water Pollution

Published on Nov 18, 2015

Hour 6

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PRESENTATION OUTLINE

1.

POLLUTION

ANNA, NATHANIEL
Photo by Bert van Dijk
2.

WATER POLLUTION

  • Point source
  • Non point source
  • Dangerous in ldc
  • Hurts aquatic life
3.

NON -POINT SOURCE POLLUTION

  • Agriculture
  • Fertilizers, pesticides
4.

POINT SOURCE

  • Specific location
  • Manufacturing/processing
  • Food, steel, chemicals, sewage
5.

EXAMPLES

  • Aral sea
  • Great lakes
  • Bod- biochem oxygen demand
  • Ddt
6.

AIR POLLUTION

  • Global warming/greenhouse
  • Ozone damage- UV Damage
  • Burning of fossil fuels
  • CFC, Co, hydrocarbon-smog
  • Sulfur/nitric oxides-acid rain
Photo by Ethnocentrics
7.

SOLID WASTE POLLUTION

  • Paper, cardboard, metal
  • Sanitary landfill
  • Hazardous waste
Photo by Maciek Bielec

011201 B

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