Define soil erosion? Describe causes of soil erosion.

Soil erosion is the wear of top fertile soil by wind or water is known as soil erosion.

Causes of soil erosion-

● Top soil is blown away by high speed wind.

● Deforested land losens the soil as the roots that hold the soil together no longer exist. This loosened soil gets eroded away by wind and water easily.

● Top soil is often carried away by flowing rainwater.