Natural phenomenon that might have a negative effect on humans and other animals, or the environment.- Natural hazard
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Rapid flow of snow down a slope, such as a hill or mountain.
In mountainous areas, avalanches are among the most serious natural hazards to life and property, so great efforts are made in avalanche control.
Subject of natural science concerned with the physical processes and physical properties of the Earth and its surrounding space environment, and the use of quantitative methods for their analysis.
Geophysics is applied to societal needs, such as mineral resources, mitigation of natural hazards and environmental protection.
Serious problem occurring over a short or long period of time that causes widespread human, material, economic or environmental loss which exceeds the ability of the affected community or society to cope using its own resources.
Disasters are routinely divided into either "natural disasters" caused by natural hazards or "human-instigated disasters" caused from anthropogenic hazards.
Potential source of harm.
Hazards can be classified in several ways; they can be classified as natural, anthropogenic, technological, or any combination, such as in the case of the natural phenomenon of wildfire becoming more common due to human-made climate change or more harmful due to changes in building practices.
Human (or anthropogenic) impact on the environment refers to changes to biophysical environments and to ecosystems, biodiversity, and natural resources caused directly or indirectly by humans.
Natural hazards are excluded as a cause; however human activities can indirectly affect phenomena such as floods and bush fires.
Systematic approach to identifying, assessing and reducing the risks of disaster.
Within the field of disaster risk reduction, one widely-accepted definition of resilience comes from UNISDR: “The ability of a system, community or society exposed to hazards to resist, absorb, accommodate to and recover from the effects of a hazard in a timely and efficient manner, including through the preservation and restoration of its essential basic structures and functions.”
Eroding the land.
Integrated coastal zone management minimizes the negative human impacts on coasts, enhances coastal defense, mitigates the risk associated with the sea level rise and other natural hazards.
Physical world or universe.
The field is a major academic discipline, and is also important for mineral and hydrocarbon extraction, knowledge about and mitigation of natural hazards, some Geotechnical engineering fields, and understanding past climates and environments.
Market economy and is supported by Madagascar's well-established agricultural industry and emerging tourism, textile and mining industries.
Nevertheless, natural hazards (cyclones, drought, locust invasions) combined with old-fashioned farming practices limit production.
A natural disaster is "the negative impact following an actual occurrence of natural hazard in the event that it significantly harms a community".