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Contents contributed and discussions participated by Ann Marie Hickey

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Ann Marie Hickey

Global Warming and its Effect on Marine Populations - 0 views

geography.about.com/...globalmarine.htm

global warming marine ecosystems climate change

shared by Ann Marie Hickey on 09 Nov 11 - No Cached
  • As air temperatures rise, water becomes less dense and separates from a nutrient-filled cold layer below. This is the basis for a chain effect that impacts all marine life who count on these nutrients for survival.
    • Ann Marie Hickey
      Ann Marie Hickey on 09 Nov 11
       
      global warming
  • Changes in natural habitats and food supply Changing ocean chemistry/acidification
  • If some organisms cannot adapt to their new marine environment, they will not flourish and die off.
    • Ann Marie Hickey
      Ann Marie Hickey on 09 Nov 11
       
      Organisms will go extinct at at much more rapid rate due to change in climate extremes resulting from global warming.
  • ...1 more annotation...
  • According to the World Wildlife Fund, a small increase of two degrees Celsius would destroy almost all existing coral reefs.
    • Ann Marie Hickey
      Ann Marie Hickey on 09 Nov 11
       
      Great Barrier Reef-millions of different species of marine organisms and animals; millions of different extinct species from climate change along with fishing and pollution.
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