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An aurora is a natural phenomenon. A natural phenomenon is an observable event which is not man-made. Examples include: sunrise, weather, fog, thunder, tornadoes; biological processes, decomposition, germination; physical processes, wave propagation, erosion; tidal flow, and natural disasters such as electromagnetic pulses, volcanic eruptions ...
A natural disaster is a sudden event that causes widespread destruction, major collateral damage, or loss of life, brought about by forces other than the acts of human beings. A natural disaster might be caused by earthquakes, flooding, volcanic eruption, landslide, hurricanes, etc.
(Top) 1 Examples. Toggle Examples subsection. 1.1 Atmospheric. 1.2 Electrical storms. ... Severe weather phenomena are weather conditions that are hazardous to human ...
In 1997, CNN released a "Seven Natural Wonders of the World" list, which comprises geological, aquatic and astrophysical phenomena, in collaboration with the Seven Natural Wonders organization.
Fatalities estimated – remains deadliest natural disaster in North American history. 1896 Tornado: 255–400 $10 million ($307 million in 2019) St. Louis-East St. Louis tornado: Missouri: 1894 Wildfire: 418 $73 million Great Hinckley Fire: Minnesota: Actual death toll likely higher than official death toll of 418. 1893 Hurricane: 2,000
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 ...
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Rare events encompass natural phenomena (major earthquakes, tsunamis, hurricanes, floods, asteroid impacts, solar flares, etc.), anthropogenic hazards (warfare and related forms of violent conflict, acts of terrorism, industrial accidents, financial and commodity market crashes, etc.), as well as phenomena for which natural and anthropogenic ...