siltation
/sɪlˈteɪʃən/
noun
- The process by which a river, lake, or other body of water becomes filled with silt (fine sand, mud, or soil) carried by flowing water.
- Siltation from nearby farms has made the river too shallow for boats.
- Heavy rains caused rapid siltation in the reservoir, reducing its water storage capacity.
- The dam's construction led to siltation downstream, harming fish habitats.
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