Paper discussion of Hoegh-Guldberg and Bruno 2010

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Presentation on the Impact of Climate Change on the World’s Marine Ecosystems by Manoj Saxena

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Paper discussion of Hoegh-Guldberg and Bruno 2010

  1. 1. 18 JUNE 2010 VOL 328 SCIENCEThe Impact of Climate Change on the World’s Marine Ecosystems Ove Hoegh-Guldberg1* and John F. Bruno1,2
  2. 2. Ocean surface temperature increaseSurface temperature anomaly for January 2010 relative to the mean for 1951–1980
  3. 3. Ocean acidificationC. Estimated change in annual mean sea surface pH between the pre-industrial period (1700s) and the present day (1990s)D. Estimated change in annual mean sea surface carbonate ion concentration between the pre-industrial period (1700s) and thepresent day (1990s)
  4. 4. Sea level riseAverage rate of global sea level rise (1993–2010) from TOPEX/Poseidon and Jasonsatellite altimetry data, shown as a map (A) and as a global mean sea level (B)
  5. 5. Storm frequency change and Artic Sea Ice decline(C) Trends in moderate-duration storms (lasting >2 days) and short-duration storms (<2 days) in theNorth Atlantic since 1880. (D) Average monthly Arctic sea ice extent from February 1979 to February 2010.
  6. 6. Habitat destruction
  7. 7. Temperature’s Affect on productivity
  8. 8. Temperature affect on size
  9. 9. Temperature effect on development
  10. 10. Is global warming a matter of faith or a reality• How to converts “Non Believers” to “Believers”• Dangers• Solutions

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