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www.livesmartbc.caTina Neale
Climate Action SecretariatSalish Sea Ecosystem Conference
October 25, 2011
Raising Dikes and Rolling Back:Coping with sea level rise on the BC coast
Photo credit: Evan Leeson
Preparing for Climate Change: British Preparing for Climate Change: British Columbia’s Adaptation StrategyColumbia’s Adaptation Strategy
Science & Tools to Support Decision-MakingGovernment Decision-Making ProcessesSupporting Adaptation in Sectors
BC Sea Level Projections for 2100
(Thomson, Bornhold and Mazzotti, 2008)
Location Global sea level rise = 1m (m)
Prince Rupert 0.95-1.16Victoria 0.89-0.94
Vancouver 0.89-1.03Fraser River Delta 1.2
Nanaimo 0.8Patricia Bay 0.9
How much sea level rise should we plan for?
(Draft Policy Discussion Paper)
Sea
Lev
el C
hang
ere
lativ
e to
200
0 [m
]
5
4
3
2
1
0
Recommended Curve for SeaLevel Rise Policy in BC
1m of SLR 1m dike crest elevation
• Sea Level Rise
• Regional Uplift/Subsidence
• High Tide
• Storm Surge
• Wind/Wave Effects
• Freeboard
What’s next for BC?
• Engage the public– King Tides Photo Event
• Costing study – sea dikes and other
options
• Primer– describe and compare
options
• Assessment
Current
Retreat
Thank YouThank You
Ministry of EnvironmentMinistry of EnvironmentClimate Action SecretariatClimate Action Secretariat
[email protected]@gov.bc.ca