The type of erosion that causes sand is water erosion.
The faster the speed of water in a river the more erosion is causes. The slower the water the less amount of erosion it causes.
water erosion
Main causes are water and the wind.
An increase in volume or velocity of the water will increase erosion
water
Gully erosion, a type of water erosion.
Wind, ice, and water are the causes of erosion
wind and water are the 2 causes of weathering and erosion
wind water gravity and ice
Friction causes erosion through wind or water.
When Soil Erosion happens, it causes land and water pollution.