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14 bytes added ,  21:59, August 25, 2007
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A dam is a physical barrier constructed across a river or waterway to control the flow of or raise the level of water.  
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A '''dam''' is a physical barrier constructed across a [[river]] or waterway to control the flow of or raise the level of water.  
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The purpose of a dam may be for flood control, irrigation needs, hydroelectric power production, and/or recreation usage.
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The purpose of a dam may be for flood control, [[irrigation]] needs, hydroelectric power production, and/or recreation usage.
 
[[Category:energy]]
 
[[Category:energy]]
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