Retrieving "Water Circulation" from the archives

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1. Eutrophication

   Linked via "Circulation"

   Dredging/Sediment Capping: Physically removing nutrient-rich surficial sediments or capping them with inert material (e.g., activated alumina) to reduce internal recycling.
   Chemical Treatments: Application of metal salts (e.g., alum, ferric chloride) to precipitate phosphate in th…