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{{TOClimit|2}}
 
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==Overview==
 
==Overview==
Bioretention systems may be the most well recognized form of [[low impact development]] (LID). They can fit into any style of landscape and encompass all mechanisms of action: [[infiltration]], filtration, attenuation and [[evapotranspiration]].
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Bioretention systems may be the most well recognized form of [[low impact development]] (LID). They can fit into any style of landscape and utilize all of the treatment mechanisms: [[infiltration]], filtration, attenuation and [[evapotranspiration]].
 
{{textbox|Bioretention is an ideal technology for:  
 
{{textbox|Bioretention is an ideal technology for:  
 
*Fitting functional vegetation into urban landscapes  
 
*Fitting functional vegetation into urban landscapes  
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*A surface ponding area
 
*A surface ponding area
 
*A filter bed containing a [[Bioretention: Filter media| filter media]]
 
*A filter bed containing a [[Bioretention: Filter media| filter media]]
*A water storage layer of [[reservoir aggregate]]
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*An internal water storage reservoir composed of void-forming structures and or [[reservoir aggregate]] layer
 
*[[Plant lists|Plants]], and  
 
*[[Plant lists|Plants]], and  
*A filter bed surface cover layer (e.g. [[mulch]] and/or [[stone]])
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*A filter bed surface cover layer (e.g. [[mulch]] and [[stone]])
 
'''Additional components may include:'''  
 
'''Additional components may include:'''  
 
*An [[underdrain]] to redistribute or remove excess water
 
*An [[underdrain]] to redistribute or remove excess water
*Filter media [[additives]] intended to enhance nutrient and related water quality pollutant removal
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*Filter media [[additives]] intended to enhance retention of nutrients, metals, hydrocarbons or bacteria.
    
==Planning considerations==
 
==Planning considerations==

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