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A geologic hazard or geohazard is an adverse geologic condition capable of causing widespread damage or loss of property and life. [1] These hazards are geological and environmental conditions and involve long-term or short-term geological processes.
A natural hazard [18] is a natural phenomenon that might have a negative effect on humans and other animals, or the environment. Natural hazard events can be classified into two broad categories: geophysical and biological. [19] Natural hazards can be provoked or affected by anthropogenic processes, e.g. land-use change, drainage and ...
Category: Geological hazards. ... This category is a loose grouping of natural hazards caused by movements or eruptions of land and secondary movements of water.
In California, tsunami hazard areas stretch from Crescent City to San Diego. The current maps are drawn with boundaries from the California Geological Survey. The hazard zones are highlighted in ...
A volcanic hazard is the probability a volcanic eruption or related geophysical ... Living With Volcanoes The Geological Survey's Volcano Hazards Program. (1991). US ...
Here are maps showing some of Northern California’s most populated areas within a tsunami hazard zone, as determined by the California Geological Survey. The yellow section indicates the tsunami ...
Rancho Palos Verdes, a coastal community in the Los Angeles area, could be described as a geological ticking time bomb. ... the landslides hazards program coordinator at the U.S. Geological Service.
Active faulting is considered to be a geologic hazard – one related to earthquakes as a cause. Effects of movement on an active fault include strong ground motion, surface faulting, tectonic deformation, landslides and rockfalls, liquefaction, tsunamis, and seiches. [2]