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Definition(s)

The general process or the group of processes whereby the materials of Earth's crust are loosened , dissolved, or worn away and simultaneously moved from one place to another, by natural agencies, which include weathering, solution, corrosion, and transportation, but usually exclude mass wasting. (Source:GEMET/BJGEO). This concept refers amongst others to coastal erosion, the gradual wearing away of material from a coast by the action of sea water. (Source: GEMET/GREMESa)