Natural phenomenon

A natural phenomenon is not an engineered event manufactured by humans, although it may affect them (such as pathogens, aging, natural disasters, death). Common examples of natural phenomena include sunrise, the weather, decomposition, free fall and erosion. Most natural phenomena, such as fog, are relatively harmless so far as humans are concerned.

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

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Last modified on 11 April 2013, at 03:55