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Easter Island

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Easter Island Could This Happen to the Whole Planet? Island Geography Located in the Pacific Ocean 27 degrees south of the equator 2200 miles off the coast of Chile ... – PowerPoint PPT presentation

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Title: Easter Island


1
Easter Island
  • Could This Happen to the Whole Planet?

2
Island Geography
  • Located in the Pacific Ocean
  • 27 degrees south of the equator
  • 2200 miles off the coast of Chile
  • Sixty-three square miles
  • 3 extinct volcanoes

3
Island Inhabitants Arrived
  • Easter Island are of Polynesian stock
  • (DNA extracts from skeletons have confirmed this)
  • Most inhabitants from the Marquesas or Society
    islands,
  • Arrived as early as 318 AD

4
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5
Ecology before Islanders arrived
  • Island was forested
  • teeming with land birds
  • productive breeding site for seabirds in the
    Polynesia region.

6
Culture
7
Culture
  • Most famous features are enormous stone statues
    called moai
  • 288 of which once stood
  • Estimated that 50 to 150 people were needed to
    drag them across the countryside
  • sleds and rollers made from the island's trees.

8
What Happened?
  • The resource needs of the growing population had
    outpace the island's capacity to renew itself
    ecologically.
  • 1400s the forests had been entirely cut
  • rich ground cover eroded away
  • springs had dried up
  • vast flocks of birds disappeared.

9
  • no logs to build canoes for fishing
  • depleted bird and wildlife food sources
  • declining crop yields because of the erosion of
    good soil
  • nutritional intake of the people plummeted

10
Culture Collapse
  • First famine then cannibalism
  • Island could not feed the chiefs, bureaucrats
    priests
  • triggered a cultural collapse.
  • 1700-population dropped between 1/4 and 1/10th
    its former number
  • Many statues were toppled during clan wars of
    the 1600 and 1700s.

11
  • The social and cultural collapse continued
    following the arrival of the Europeans.
  • European slavers
  • raped and murdered the islanders,
  • introduced small pox and other diseases
  • brutally removed the natives to mainland South
    America

12
Could this be our Future?
  • Easter Island's treeless landscape is perhaps the
    most crucial piece of evidence
  • theory of ecocide
  • Is our planet committing ecocide?

13
  • Could the same thing that happened to Easter
    Island happen to the whole planet Earth?
  • Are we committing ecocide?
  • What are your thoughts and concerns?
  • What are 3 more questions you have about Easter
    island?
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