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Natural environment
Related to any physical feature of the earth's natural environment.
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Natural environment > Earthquake 
landslide
Natural environment; Earthquake
The perceptible downward sliding or falling of masses of rock or soil; can include earthflows, debris flows, rock avalanches, and rock falls.
elastic deformation
Natural environment; Earthquake
A nonpermanent deformation in which a solid returns to its original size and shape after an external deforming force is removed.
lateral spreads
Natural environment; Earthquake
Landslides that form on gentle slopes as the result of liquefactionof a near-surface layer from ground shaking in an earthquake.
elastic rebound
Natural environment; Earthquake
The release of strain energy by the abrupt movement of a fault with a resultant earthquake.
left-lateral fault
Natural environment; Earthquake
A strike-slip fault on which displacement of the block opposite the observer is to the left.
epicenter
Natural environment; Earthquake
The position on the earth’s surface above the focus of an earthquake.
exceedance probability
Natural environment; Earthquake
The probability that a specified level of ground motion or social or economic impact in an area will be exceeded in a specified time.
Sub-categories
- Air (43)
- Atmosphere (59)
- Climate (1147)
- Climate change (10457)
- Coral reefs (23903)
- Deserts (738)
- Earthquake (7143)
- Flood (34)
- Forests (37)
- Grassland (35)
- Land mass (144)
- Landslide (66)
- Mountains (203)
- Plateau (39)
- Speleology (1857)
- Volcano (5852)
- Water (18527)