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Water Pollution Psa

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PRESENTATION OUTLINE

WATER POLLUTION PSA

BY JESUS, JAIS, JAMIE, JORDAN, BAYLEIGH
Photo by ankraut

WHAT HAVE HUMANS DONE TO CAUSE THIS PROBLEM?

  • Humans threw trash into the ocean.
  • Industrial waste
  • Facts: 70% of industrial wastes are dumped untreated into waters where they pollute the unable water supply.

WHAT HAVE HUMANS DONE TO CLEAN UP THIS PROBLEM?

  • Never litter
  • Use water wisely
  • Do not throw chemical
  • Down the drain
  • Plant trees and flowers

WHAT HAVE HUMANS DONE TO PREVENT THIS PROBLEM?

  • Stage One: Screening removes large objects, Diapers, Nappies, sanitary items.
  • Stage Two: separation of organic solid matter
  • Stage three: air pumped into the water to encourage bacteria to break down the tiny bits of sludge.
Photo by Leo Reynolds