urban stream syndrome

American  

[ur-buhn streem sin-drohm, -druhm] / ˈɜr bən ˈstrim ˌsɪn droʊm, -drəm /

noun

1. Ecology. the degradation of streams that drain urban areas, introducing chemical and biological conditions that can result in flooding, excessive erosion, or reduced biodiversity.

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Etymology

Origin of urban stream syndrome

First recorded in 2005–10