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  2. Natural disaster - Wikipedia

    en.wikipedia.org/wiki/Natural_disaster

    A natural disaster is the highly harmful impact on a society or community following a natural hazard event. The term "disaster" itself is defined as follows: "Disasters are serious disruptions to the functioning of a community that exceed its capacity to cope using its own resources.

  3. Disaster - Wikipedia

    en.wikipedia.org/wiki/Disaster

    The international disaster database EM-DAT defines a disaster as “a situation or event that overwhelms local capacity, necessitating a request for external assistance at the national or international level; it is an unforeseen and often sudden event that causes great damage, destruction and human suffering.” [12] The effects of a disaster ...

  4. Hazard - Wikipedia

    en.wikipedia.org/wiki/Hazard

    A disaster hazard is an extreme geophysical event that is capable of causing a disaster. 'Extreme' in this case means a substantial variation in either the positive or the negative direction from the normal trend; flood disasters can result from exceptionally high precipitation and river discharge, and drought is caused by exceptionally low ...

  5. Hazard map - Wikipedia

    en.wikipedia.org/wiki/Hazard_map

    Hazard maps created for flooding are also used in insurance rate adjustments. [3] Hazard maps can also be useful in determining the risks of living in a certain area. [3] Hazard maps can help people become aware of the dangers they might face from natural disasters in a specific area. [1]

  6. Disaster response - Wikipedia

    en.wikipedia.org/wiki/Disaster_response

    The Business Dictionary provide a more comprehensive definition for "disaster response"; [2] Aggregate of decisions and measures to (1) contain or mitigate the effects of a disastrous event to prevent any further loss of life and/or property, (2) restore order in its immediate aftermath, and (3) re-establish normality through reconstruction and ...

  7. Degg's Model - Wikipedia

    en.wikipedia.org/wiki/Degg's_Model

    The Degg's Model shows that a natural disaster only occurs if a vulnerable population is exposed to a hazard. [1] It was devised in 1992 by Martin Degg, [2] head of the geography department at the University of Chester, in England. It also depends on how far people are from the epicentre of an earthquake, volcano, or any other natural tectonic ...

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  9. Coastal hazards - Wikipedia

    en.wikipedia.org/wiki/Coastal_hazards

    Coastal hazards are physical phenomena that expose a coastal area to the risk of property damage, loss of life, and environmental degradation.Rapid-onset hazards last a few minutes to several days and encompass significant cyclones accompanied by high-speed winds, waves, and surges or tsunamis created by submarine (undersea) earthquakes and landslides.