Risk Analysis of
Geological Hazards and
Disaster Management
Dr Claudio J Ferreira
The University of Sheffield

Contents
Risk definition
Hazard
Vulnerability
Damage
Risk Mapping
Analytical or Synthetic approaches
Examples
GIS role
Disaster Management
2008 2

Risk definition What is the difference
between risk and
hazard?
R = H x V x D, where
R=Risk
H=Hazard Process
V=Vulnerability
Element
D=Damage at risk
2008 3