Disaster Group

Disaster Subgroup

Definition

Disaster Main Type

Natural

Geophysical

A hazard originating from solid earth. This term is used interchangeably with the term geological hazard.

Earthquake

Mass Movement

Volcanic activity

Meteorological

A hazard caused by short-lived, micro- to meso-scale extreme weather and atmospheric conditions that last from minutes to days.

Extreme Temperature

Fog

Storm

Hydrological

A hazard caused by the occurrence, movement, and distribution of surface and subsurface freshwater and saltwater.

Flood

Landslide

Wave action

Climatological

A hazard caused by long-lived, meso- to macro-scale atmospheric processes ranging from
intra-seasonal to multi-decadal climate variability.

Drought

Glacial Lake Outburst

Wildfire

Biological

A hazard caused by the exposure to living organisms and their toxic substances (e.g. venom, mold) or vector-borne diseases that they may carry. Examples are venomous wildlife and insects, poisonous plants, and mosquitoes carrying disease-causing agents such as parasites, bacteria, or viruses (e.g. malaria).

Epidemic

Insect infestation

Animal Accident

Extraterrestrial

A hazard caused by asteroids, meteoroids, and comets as they pass near-earth, enter the Earth’s atmosphere, and/or strike the Earth, and by changes in interplanetary conditions that effect the Earth’s magnetosphere, ionosphere, and thermosphere.

Impact

Space weather

Technological

Industrial accident

Chemical spill

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Explosion

Fire

Gas leak

Poisoning

Radiation

Other

Transport accident

Air

Road

Rail

Water

Miscelleanous

accident

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Explosion

Fire

Other