Transcript Slide 1
Emerging Trends and Risk Hotspots
Climate Change and Humanitarian Risk Hotspots
Andrew Hartley
Dr. Andrew Thow
Prof. Alyson Warhurst
November 2008
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Andrew Hartley
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Maplecroft
• Risk advisory to NGOs, governments and business
• Work in partnership with our clients
•
Academic rigour and methodologies
Building capacity based on best practice standards
Address concerns and expectations of stakeholders
Creativity in presentation and delivery
A multi-cultural team of over 30 professionals
Proven track record of projects with blue-chip corporations, UN
organisations and NGOs.
Experience in sectors including humanitarian, retail, mining,
energy, banking, technology, logistics, transportation, ICTs
Long-established relationships and advisory to key clients
• Risk, Responsibility and Reputation
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Climate change and human vulnerability:
Mapping emerging trends and risk hotspots for
humanitarian actors
Dr Andrew Thow, Prof. Alyson Warhurst, and Mark deBlois
March 2008
In collaboration with CARE International, 7-9 Chemin de Balexert, 1219 Chatelaine, Geneva, Switzerland
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Climate Change and Humanitarian Risk Hotspots
• Recent history of natural disasters
• How is the climate predicted to change?
• How do we assess risk?
• Assessing current humanitarian risk hotspots: a GIS approach
• Implications for humanitarian organisations
• What measures can be taken to mitigate against these risks?
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Recent history of natural disasters
•
•
•
•
•
During 2005 and 2006, natural disasters killed
120,000 people
- 271 million affected
- $250 billion in economic losses
Human and economic costs are increasing
97% of disaster related deaths occur in developing
countries
Economic losses as % of GDP are heaviest in
lower income countries
Potential to have a significant impact on achieving
Millennium Development Goals
Knowledge still poor about contributing factors
especially where global risks conflate e.g.
climate change; water, food and energy
security; health; education, financial inclusion
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3
2.5
Billions of People
•
2
1.5
1
0.5
0
1984-1993
1994-2003
Period
Number of people affected by
natural disasters is increasing.
(source: World Bank, 2006.
Hazards of Nature, Risks to
Development)
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How do we assess risk?
Hazard
Flood
Cyclone
Drought
•
•
Vulnerability
+
Natural, human, social,
financial, physical
Risk
=
Flood risk hotspots
Cyclone risk hotspots
Drought risk hotspots
Impact of a humanitarian disaster is related to the degree of exposure to a particular
hazard, and
Vulnerability of a population is determined by a range of social, economic, political
and environmental factors (e.g. poverty, governance, conflict, urbanisation, resource
security, climate change etc.)
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Assessing Risk: A GIS Approach
Hazards
Group
Theme
Temperature trends
Projected
trends
Precipitation trends
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Areas projected to
temperature increase
Areas projected to
undergo change in
precipitation
Future scenarios
Source(s)
Year
yes
IPCC, WBGU, MPI
Various
yes
IPCC, WBGU, MPI
20802099
Floods
Distribution of flood
mortality risk
Change in extreme
precipitation
qualitative
yes
Tropical cyclones
Distribution of cyclone
mortality risk
Distribution of tropical
storm tracks
qualitative
Drought
Distribution of drought
mortality risk
Change in maximum dry
periods
Future dynamics of
drought risk
qualitative
yes
yes
Group 1
Hazards
Current
climate
hazards
GIS Layer
IRICS (Columbia
University), Dartmouth
Flood Observatory ,
UNEP/GRID, EM-DAT,
MPI. Hadley
IRICS (Columbia
University), Dartmouth
Flood Observatory ,
UNEP/GRID, EM-DAT,
MPI. Hadley
IRICS (Columbia
University), Dartmouth
Flood Observatory ,
UNEP/GRID, EM-DAT,
MPI. Hadley
2005
20712100
2005
2005
20712100
20412070
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Temperature trends
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Precipitation trends
•
In a warmer climate, global average
precipitation will increase by ~ 1-2%
per degree of warming How is the
climate predicted to change?
•
Dotted areas denote >90%
agreement between models
•
Considerable changes are likely, but
in many significant regions, models
do not agree
Projected changes using A1B scenario for the period 2080-2099
relative to 1980-1999. (source IPCC after Tebaldi et al)
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Current Climatic Hazards
Source: Dilley et al. Natural Disaster Hotspots: A global risk analysis. World Bank and Colombia University, 2005
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Current Climatic Hazards
Global Warming Art, 2008. http://www.globalwarmingart.com/wiki/Image:Tropical_Storm_Map_png
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Assessing Risk: A GIS Approach
Vulnerability
Group
Theme
Natural
Physical
Agricultural suitability
Agricultural suitability for
combination of staple crops
no
Land degradation
Distribution of soil degradation
no
ISRICI
2005
Distribution of mortality rate infants
no
CIESIN
2000
Distribution of child malnutrition
no
CIESIN
2002
Human development index
National index for HIV, TB, malaria,
malnutrition
no
2008
Governance
National index
no
Conflict risk
National index
Forward looking
Displacement
National index
no
GDP
Sub national GDP
no
Road infrastructure
Market accessibility
no
UNDP
WHO, UNAIDS,
Maplecroft
World Bank, OCHA
Global Focus Model
ICG, Uppsala University,
Maplecroft
UNHCR, Maplecroft
CIESIN, World Bank,
CIA Fact book
VMAP0 Digital Chart of
the World
Road coverage
National index
no
Telecommunication
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WWDRII, IPCC AR4,
FAO, Alcamo
FAO GAEZ, GLC 2000,
IPCC WGII
Year
qualitative
Health
Financial
Source(s)
Distribution of water stress
Human
Social
Future scenarios
Water availability
Poverty
Group 2
Vulnerability
GIS Layer
National index
no
IRF
2007
2000
2007
2007
2007
2007
2006
1997
20002005
World Bank
no
Development Indicators 2007
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(WDI)
Overall Human Vulnerability
Overall human vulnerability based on a combination of natural, human, social, financial and physical factors
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Overall Human Vulnerability: Analysis and limitations
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Sudden Onset Hazards: Flood Risk Hotspots
• Intensity and duration of droughts is likely to increase
• Areas affected are also likely to expand
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Sudden Onset Hazards : Cyclone Risk Hotspots
• Intensity and frequency of cyclones is likely to increase, due to rising
sea surface temperatures
• Projections of future distributions of cyclones from GCMs are very
uncertain
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Slow Onset Hazards : Drought
• Intensity and duration of droughts is likely to increase
• Spatial distribution of droughts is unlikely to change significantly in the
next 30 years
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All Hazards Hotspots Combined
Map showing cumulative humanitarian risk hotspots for all three climate-related hazards studied – floods, cyclones and
drought. Areas at risk for more than one type of hazard are considered to be of most concern for humanitarian actors.
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Risk Hotspots and Population Density
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Risk Hotspots and Population Density Change
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Key findings and the road ahead
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Key findings
1. The spatial distribution of humanitarian risks from flooding, cyclones and drought will
remain largely the same in the future
2. Current areas of humanitarian focus remain critical
3. Sudden onset events are likely to be more frequent and have greater impact
4. Human Vulnerability - most important factor in determining the impact of future events
5. South East Africa and South and South East Asia are likely to suffer from an
intensification of multiple hazards
6. Climate change impacts on humanitarian risks are likely to be further impacted by risk of
conflict, particularly around areas of high water and food insecurity
7. Efforts should be focused on reducing human vulnerability and on improving the ability of
communities to adapt to even small changes in climate as they occur
8. By understanding the patterns of different global risks we can get a more accurate
understanding of current risk hot spots and emerging trends
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Thank you...
For more information please visit
www.global-risks.com
... Or contact me directly
Andrew Hartley
[email protected]
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