Sea Level Rise: Global and California data and projections

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Sea Level Rise: Global and California data and projections

  1. 1. Sea Level Rise: Global and California data and projections Alexander Gershenson Assistant Professor, ENVS SJSU Principal, EcoShift Consulting
  2. 2. Why are we witnessing sea level rise? IPCC AR5 Ch. 13
  3. 3. Change in global temperature is the primary driver IPCC AR5 SPM
  4. 4. Global distribution of temperature changes IPCC AR5 SPM
  5. 5. Long term sea level and ocean heat data Trend of change: 3.2 mm/y 1993-2010 IPCC AR5 SPM
  6. 6. Long term projection IPCC AR5 SPM
  7. 7. IPCC statement: Global mean sea level will continue to rise during the 21st century. Under all RCP scenarios the rate of sea level rise will very likely exceed that observed during 1971–2010 due to increased ocean warming and increased loss of mass from glaciers and ice sheets.
  8. 8. Closer to home: What is going on in CA?
  9. 9. What is happening with sea level rise? “INDICATORS OF CLIMATE CHANGE IN CALIFORNIA” OEHHA 2013
  10. 10. California projections Global projections CEC‐500‐2012‐008

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