Tectonic Enquiry 2

Why do some tectonic hazards develop into disasters? Measuring, theories, DEGG, PAR, vulnerability, resilience, risk, profiles, inequalities.
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stwvlker
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Last updated: May 11, 2025
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First submittedMay 11, 2025
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Hint
Answer
Hazard
Potential threat to human life or property
Disaster
Hazard with significant impact on a population
When?
A comunity can no longer cope with the challenges
Mega-disaster
Disaster with regional or global impact
Vulnerability
Level to which an area or community will be affected
Vulnerability factors
Location
Vulnerability factors
Population density
Vulnerability factors
Development
Resilience
Capacity to cope and recover
Resilience factors
Pre-panning
Resilience factors
Systems in place
Risk
Potential exposure to a disaster
DEGG Theory
Disaster occurs where a natural hazard event meets a vulnerable population
Risk equation
Hazard x Vulnerability / Resilience
PAR Model
Explains socioeconomic context
PAR Model
Highlights the importance of economic development
PAR Model section
Root causes
PAR Model section
Dynamic pressures
PAR Model section
Unsafe conditions
Hazard profiles
Show the severity of hazards by comparing six characteristics
Hazard profile characteristic
Magnitude
Hazard profile characteristic
Speed of onset
Hazard profile characteristic
Duration
Hazard profile characteristic
Areal extent
Hazard profile characteristic
Spacial predictability
Hazard profile characteristic
Frequency
Earthquake scale
Moment Magnitude Scale
Earthquake scale
Mercalli Intensity Scale
Mw scale measures
Energy released in the seismic moment at the epicentre
Mw scale measures
The shift along a fault line
Mw range
No limit
MIS range
1-12
Volcano scale
Volcanic Explosivity Index
VEI factor
Material ejected
VEI factor
Plume height
VEI factor
Duration
VEI factor
Qualitative observations
VEI range
1-8
Inequality
Unequal distirbution of monetary and physical resources
Education factors
Percieving and understanding
Hint
Answer
Education factors
Reading
Education factors
Public information systems
Education factors
Suspicion
Housing factors
Informal settlements
Housing factors
Building codes
Housing factors
Rebuilding
Housing factors
Substandard
Healthcare factors
Facilities
Healthcare factors
Personnel
Healthcare factors
Materials
Healthcare factors
Drugs
Healthcare factors
Emergency response teams
Healthcare factors
Disease risk
Healthcare factors
Malnourishment
Healthcare factors
Lower immunity
Low income factors
Lack emans to protect themselves
Low income factors
Savings
Low income factors
Rebuilding
Low income factors
Workplace insurance
Geographical factors
Population density
Geographical factors
Urbanisation
Geographical factors
Isolation
Population density
Evacuation difficulty
Population density
Emergency services and facilities under more pressure
Urbanisation
Access to food, shelter, medical intervention
Urbanisation
Vulnerable structures
Urbanisation
Informal settlements
Isolation
Rescue time
Isolation
Road maintenance
Isolation
Communication infrastructure
Governance goals
Meet basic needs
Governance goals
Make a population less vulnerable
Governance
Health
Governance
Education
Governance
Mitigation measures
Governance
Environmental management
Governance
Disaster management plans
Governance
Disaster management agencies
FEMA
Federal Emergency Management Agency
FEMA 2022 budget
29 billion USD
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