Question

what is soil erosion?

Answer 1

the wearing away of soil by the action of wind water temperature etc is called soil erosion

Answer 2

Soil erosion is a naturally occurring process that affects all landforms. In agriculture, soil erosion refers to the wearing away of a field's topsoil by the natural physical forces of water (Figure 1) and wind (Figure 2) or through forces associated with farming activities such as tillage.