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    dredging wikipedia the free encyclopedia

    DredgingWikipedia

    Dredging is an excavation activity usually carried out underwater, in shallow seas or freshwater areas with the purpose of gathering up bottom sediments and widening.

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    SiltationWikipedia

    Siltation or siltification is the pollution of water by particulate terrestrial clastic material, with a particle size dominated by silt or clay. It refers both to

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