Lecture Notes 19 Public Service Canada .doc

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11 Apr 2012
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Lecture 19
Public Service Canada
What makes a disaster?
Denali, Alaska
Nov 3, 2002
O fatalies
0 injured
Minimal cost
Léogâne, Haiti
Jan. 12, 2010
Mw = 7.0
+300,000 Fatalities
+300,000 Injured
~$14 Billion USD
2009 H1N1 Pandemic: 428 fatalities
- For comparison: ~3000 Seasonal
Influenza fatalities in 2009.
2003 SARS Outbreak: 44 fatalities
- For comparison: 1671 alcohol-related
automobile fatalities in 2003.
What about:
- 2011 “Snowmagedon”?
- The 2008 “Economic Meltdown”?
- 2006 BSE Crisis (5 sick cows)?
-2003 Blackout?
Disasters are essentially a social phenomenon
that results when a hazard intersects with a
vulnerable community in a way overwhelms that
community’s ability to cope.
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DISASTER = HAZARD x VULNERABILTY
Often associated with:
- Sudden onset and fixed duration
- Serious harm to safety, health, welfare,
property or environment
- Attention from media and government
officials
-Declaration of disaster by a government
What can increase structural
vulnerability?
Aging built infrastructure
Critical infrastructure interdependencies
Environmental degradation
Unsustainable land-use planning
Urbanization
What can effect social vulnerability?
Health
Age
Gender
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