Understanding Climate Change -- USA Today - The Diigo Meta page

• 22 Oct 11
  

  Corey Wagner
  • climate scientists say the evidence is strong that   humans are responsible for much of the warming since early in the 20th century.
  • Climate scientists also have strong reasons for saying   that as humans continue adding gasses to the air, warming is likely to continue   through this century.
  • he report by the world's top climate scientists said global   warning was "very likely" man-made and would bring higher temperatures   and a steady rise in sea levels for centuries to come regardless of how much   the world slows or reduces its greenhouse gas emissions.

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• 24 Mar 08
  

  Richard Smyth

  green climatechange globalwarming usatoday

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