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Degradation changing to a lower state of estiaries is caused by

Sagot :

Answer:

The two main problems affecting estuaries are sedimentation and pollution from run-off.

Explanation:

Activities resulting in Estuary Loss and Degradation include: Forestry, Industrial Development, Alterations to Water Flow and Shorelines, Agriculture (Livestock and Crops), Shipping, Urban Development, Residential Development, Dredging, Fishing, and Invasive Species.