Changes

  | isbn    = 0891810617

  | isbn    = 0891810617

}}

}}

The energy supplied by flowing water has been used by humans since shortly before the start of the Christian era: the [https://en.wikipedia.org/wiki/Water_wheel waterwheel], the [https://en.wikipedia.org/wiki/Watermill geared water mill], and the [https://en.wikipedia.org/wiki/Watermill Vitruvian mill] received increased use as civilization developed in the Mediterranean region.

The energy supplied by flowing water has been used by humans since shortly before the start of the Christian era: the [[Wikipedia:Water_wheel| waterwheel]], the [[Wikipedia:Watermill|geared water mill]], and the [[Wikipedia:Watermill#History|Vitruvian mill]] received increased use as civilization developed in the Mediterranean region.

[[file:Uglich hydroelectric power plant, 2010.jpg|thumb|400px|Uglich hydroelectric power plant, Russia. Courtesy [https://commons.wikimedia.org/wiki/File:Uglich_hydroelectric_power_plant,_2010.jpg Wikimedia Commons].]]

[[file:Uglich hydroelectric power plant, 2010.jpg|thumb|400px|Uglich hydroelectric power plant, Russia. Courtesy [https://commons.wikimedia.org/wiki/File:Uglich_hydroelectric_power_plant,_2010.jpg Wikimedia Commons].]]