Changes

!Vertical sub-surface flow

!Vertical sub-surface flow

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|[[File:Schematic of the Free Water Surface Constructed Wetland.jpg|border|300px]]

|[[File:Schematic of the Free Water Surface Constructed Wetland.jpg|300px]]

|[[File:Tilley et al 2014 Schematic of the Horizontal Subsurface Flow Constructed Wetland.jpg|border|300px]]

|[[File:Tilley et al 2014 Schematic of the Horizontal Subsurface Flow Constructed Wetland.jpg|300px]]

|[[File:Tilley et al 2014 Schematic of the Vertical Flow Constructed Wetland.jpg|border|300px]]

|[[File:Tilley et al 2014 Schematic of the Vertical Flow Constructed Wetland.jpg|300px]]

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|Schematic of a free-water surface constructed wetland: It aims to replicate the naturally occurring processes, where particles settle, pathogens are destroyed, and organisms and plants utilize the nutrients.

|Schematic of a free-water surface constructed wetland: It aims to replicate the naturally occurring processes, where particles settle, pathogens are destroyed, and organisms and plants utilize the nutrients.