Natural phenomenon

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An aurora is a natural phenomenon.

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.[1][2]

Various types of natural phenomena occur, including (but not limited to) the following:

Exposure to forces of nature resulted in about 214,000 deaths in 2010 up from 31,000 in 1990.[3]

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References[edit]

  1. ^ Missy Allen; Michel Peissel (1993). Dangerous natural phenomena. Chelsea House. ISBN 079101794X. 
  2. ^ William R. Corliss (1977). Handbook of unusual natural phenomena. Sourcebook Project. ISBN 0915554011. 
  3. ^ Lozano, R (Dec 15, 2012). "Global and regional mortality from 235 causes of death for 20 age groups in 1990 and 2010: a systematic analysis for the Global Burden of Disease Study 2010.". Lancet 380 (9859): 2095–128. doi:10.1016/S0140-6736(12)61728-0. PMID 23245604.