SLR Vulnerability and Adaptation
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Nicole Russell Ph.D. Student Department of Earth and Planetary Sciences Gary Griggs Director Institute of Marine Sciences University of California Santa Cruz
description
Presented at the fall 2010 meeting of the American Geophysical Union in San Francisco, CA.
Transcript of SLR Vulnerability and Adaptation
- 1. Nicole Russell Ph.D. Student Department of Earth and Planetary Sciences Gary Griggs Director Institute of Marine Sciences University of California Santa Cruz
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- Coastal counties: 24% of CAs area but home to 80% of Californians
- ~35 million visitors/yr and $23 billion/yr
Malibu, CA 3.
- OPC has adopted 10-17 inch rise by 2050 & 40-55 inch rise by 2100
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- Current global rate: ~2-3 mm/yr
- Rate may be increasing
- Besides, local rates matter most
5. Alaska
- 4.24 ft/100 yrs
- (-12.92 mm/yr)
noaa.gov Louisiana + 3.03 ft/100 yrs (+ 9.24 mm/yr) 6. California + 0.66 ft/100 yrs (+ 2.01 mm/yr) 7. 8.
- Inundation of low-lying areas
Main Beach, Santa Cruz 2008 Lynne Harden 9.
- Passive erosion
Projection: 3 foot sea level rise by 2100 10.
- Inundation: weve seen it before
Mission Beach, San Diego Winter 1988 11. San Francisco Airport with 16 inches of sea level rise 12.
- Increased cliff erosion
Antigua Apartments Depot Hill (www.Californiacoastllne.org) 13. Pacifica 2010 14.
- Storm damage
Pacifica 1998 15.
- Santa Cruz Boardwalk, 1926 ElNio
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- Boardwalk during 1997-98 El Ni o
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- Every community has a unique geographic setting and people
- Planning officials must understand local vulnerabilities in order to form appropriate adaptation strategies
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- Well-documented disconnect between science and practice
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- Improve transfer of relevant information from scientists to decision-makers
- i.e. local SLRflood levelsnew flood hazard maps;
- coastal cliff retreatsetbacks
Plan Santa BarbaraDraft Environmental Impact Report 19.
- Perform SLR vulnerability assessments for two specific coastal communities in order to identify:
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- Range of hazards
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- Types of information needed for assessing vulnerability
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- Range of available adaptation approaches
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- Recommended adaptation strategies
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- Create a guide for developing local mitigation plans
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- Vulnerability assessments
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- Risk-based
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Santa Cruz City Climate Adaptation Plan 21.
- SLR adaptation plans for Santa Cruz and Santa Barbara, CA
- Guide available to all of Californias coastal communities
Santa Barbara County, CA 22.
- California Energy Commission (PIER Program)
- Cities of Santa Cruz and Santa Barbara, CA
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