Urban forest systems slow stormwater flow and filter pollutants, reducing the need for water treatment facilities.


Water Quality

Pollution Reduction

Filtering Fertilizers and Pet Waste
  • Runoff commonly contains pollutants such as excess nitrogen and phosphorous that collect from lawn fertilizers and pet waste. Trees have been shown to filter up to 80% of phosphorus out of stormwater, preventing it from reaching waterways.
Riparian Buffers

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