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Glaciers alefaia-petcha kutcha
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Glaciers alefaia-petcha kutcha Presentation Transcript

  • 1. GlaciersSeeing is believing
    GlaciersSeeing is believing
  • 2. Google «glaciers climate change»
    1.720.000 results
  • 3. «Glaciers melting» is a hot topic
  • 4.
  • 5. ANCTARTIC ICE SHEET
    60% of the world’s freshwater
    ALPINE GLACIERS
    A.k.a. mountain glaciers
  • 6. Visible evidence of climate change
    «then» and «now»
  • 7. Satellite images
    http://wiki.karen.net.nz/index.php/Fundamental,_Mathmatical,_Information_and_Computer_Sciences
  • 8. Global Glacier Changes: facts and figures
    Worldwide mass balance measurements.
  • 9. Glaciers are melting. Isn’t it crystal clear?
    (WGMS)
  • 10. Alpine glaciers lost 35% of their total area between 1850 and 1970s, and 50% by 2000. (Zemp et al. 2006)
    Nearly 60%of glaciers in Spain have already melted.
    There are only 21 glaciers left in the Pyrenees (Gonzalez Trueba et al. 2008)
  • 11.
  • 12. “Our industrial civilization has been pouring carbon dioxide into the atmosphere at a great rate.
    […] it could cause significant melting of the great icecaps and raise sea levels in time”
    1958
    National Academy of Science
  • 13. “A 4°C rise in temperature would eliminate nearly all of the world’s glaciers”(Oerlemanns, 2000)
  • 14. Dr RajendraPachauri
    “Claims Himalayan glaciers could melt by 2035 were false, says UN scientist”.
    notin2035.com
  • 15.
  • 16.
  • 17. + 2°C
    61%
    ski areas
    naturally snow-reliable
    OECD
    2006
  • 18. MITIGATION
  • 19. ADAPTATION
    Search: «Glaciares»
    Occurrence: 1
  • 20. CHOICES FOR THE FUTURE