Soil erosion is mainly caused by rain, wind, floods, deforestation. Erosion of soil is more severe in areas with little or no surface vegetation, such as a desert.
There are many ways of preventing soil erosion:
(i) By planting more trees and increasing the vegetation cover.
(ii) By prevented cutting of trees and deforestation and taking efforts to increase the green areas.
(iii By maintaining soil in its natural condition by using less manure or by crop rotation.
(iv) By arranging for proper irrigation.