The concept of a hazard

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  • Created by: amy
  • Created on: 26-11-20 14:51
Geophysical hazard
A hazard that originates from solid Earth, given by the Earth's internal energy.
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Atmospheric hazard
A hazard that originates in the atmosphere, driven by meteorological and climatic processes.
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Hydrological hazard
A hazard that originates in surface and subsurface freshwater and saltwater, driven by processes in the water bodies.
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What is the disaster risk equation?
Risk = frequency/magnitude of the hazard x level of vulnerability divided by capacity of population to cope.
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Fatalism
A view of a hazard/event that people cannot influence the outcome, nothing can be done.
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Prediciton
The ability to give warnings so that action can be taken to reduce the impact of the hazardous event.
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Adaption
The attempts by people to live with the risk of a hazard. This is by adjusting ling conditions - reduces level of vulnerability.
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Mitigation
Actions taken to reduce the severity, seriousness and damage caused by natural hazards.
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Integrated risk management
The process of considering the social, economic and political factors involved in risk analysis, deciding on actions to be taken.
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Risk sharing
Government or private companies offer insurance against the impact of a hazard.
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Prevention
Using technology to stop the natural hazard event happening e.g. constructing flood storage reservoirs to prevent flooding.
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Protection
Strategies to decrease the impact of an event. This can involve constructing defences, such as sea walls or improved building designs.
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Resilience
The sustained ability of communities and individuals to respond and recover from the effects of hazardous events.
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Migration
This occurs when people fear the occurrence of natural hazards. They feel so vulnerable to an event that they decide to move away to other regions perceived to be unaffected by the hazard.
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Vulnerability
The potential for loss.
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Distribution
The spatial coverage of the hazard.
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Frequency
The distribution of a hazard through time.
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Magnitude
The assessment of the size of the impact of a hazardous event.
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Disaster relief
Where medical action, rescue services and overall care are delivered.
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Disaster rehabilitation
Where people try to return to a normal state by providing food, water and shelter.
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Disaster reconstruction
Where the infrastructure and property are reconstructed and crops regrown.
People use this to try and improve the response to the next event, can take weeks to several tears.
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Other cards in this set

Card 2

Front

A hazard that originates in the atmosphere, driven by meteorological and climatic processes.

Back

Atmospheric hazard

Card 3

Front

A hazard that originates in surface and subsurface freshwater and saltwater, driven by processes in the water bodies.

Back

Preview of the back of card 3

Card 4

Front

Risk = frequency/magnitude of the hazard x level of vulnerability divided by capacity of population to cope.

Back

Preview of the back of card 4

Card 5

Front

A view of a hazard/event that people cannot influence the outcome, nothing can be done.

Back

Preview of the back of card 5
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