Noun, Suru verb, Transitive verb
1. dredging
Wikipedia definition
2. DredgingDredging is an excavation activity or operation usually carried out at least partly underwater, in shallow seas or fresh water areas with the purpose of gathering up bottom sediments and disposing of them at a different location. This technique is often used to keep waterways navigable. It is also used as a way to replenish sand on some public beaches, where sand has been lost because of coastal erosion.
Read “Dredging” on English Wikipedia
Read “浚渫” on Japanese Wikipedia
Read “Dredging” on DBpedia


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