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A natural phenomenon is not a man-made event. Examples include sunrise, weather (fog, hurricanes, tornadoes), biological processes (decomposition, germination), physical processes (wave propagation, conservation of energy, erosion), tidal flow, and include natural disasters such as electromagnetic pulses, volcanic eruptions, earthquakes.
Various types of natural phenomena occur, including (but not limited to) the following:
- Geological phenomena (volcanic activity and earthquakes)
- Meteorological phenomena (hurricanes, thunderstorms, and tornadoes)
- Oceanographic phenomena (tsunamis, ocean currents and breaking waves)
Exposure to forces of nature resulted in about 214,000 deaths in 2010 up from 31,000 in 1990.
An aurora is a natural phenomenon.
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