Waves approach the beach at an angle similar to that of the wind., Swash carries sediment up the beach, following the angle of the waves., Backwash takes material straight back down the beach under gravity., The sediment is again moved up the beach at an angle by the swash., Backwash again returns the material straight back down the beach., Sediment is gradually moved along the coastline..

Longshore drift

排行榜

視覺風格

選項

切換範本

恢復自動保存: ?