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SOLID WASTE

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SOLID WASTE SOLID WASTE It is all the rubbish people generate. Nature also generates solid waste Organic : Coming from plants or animals; by living organisms. – PowerPoint PPT presentation

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Title: SOLID WASTE


1
SOLID WASTE
2
SOLID WASTE
  • It is all the rubbish people generate.

3
Nature also generates solid waste
  • Organic Coming from plants or animals by
    living organisms.
  • Biodegradable Able to be broken down by bacteria
    or other living organisms.
  • When nature produces waste, it recycles it all!

BRANCHES
LEAVES

EXCREMENTS
DEAD ANIMALS
4
THE CYCLE OF MATTER
  • Biodegradable Able to be broken down by
    bacteria or other living organisms.
  • Nature returns living organisms back to the
    earth after they die. As the organisms decompose,
    the nutrients they contain are broken down and
    returned to the soil, where they are available to
    be used by future plants and animals.

5
URBAN SOLID WASTE (PROBLEMS)
  • People generates a lot of solid waste.
  • Nature is not able to decompose everything.
  • Not all the solid waste we generate is
    biodegradable.

6
BIODEGRADABLE Organic waste
  • Kitchen waste

fruit and vegetable peels
eggshells
coffee grounds
7
What is done with Organic solid waste?
  • COMPOST Rich organic product created by organic
    waste.
  • It looks like soil.
  • It is rich in carbon and nitrogen.
  • It is an excellent nutrient for plants.

8
TOXIC
old medicines
oils
paints
9
RECYCLABLE
PAPER AND CARDBOARD
BOTTLES AND GLASS
PLASTIC AND CANS
10
What can we do?

3 R's
11
3 Rs
  • REDUCE Reduce the amount of waste we generate.
  • REUSE Reuse many things before we throw away.
  • RECYCLE Separate materials before throw them to
    the container.
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