Topic– Part of static series under the heading – “ Soils of India”
1) Explain the main causes and effects of soil erosion in India, as well as prevention or soil erosion techniques?(250 words)
Key demand of the question
The question expects us to bring out the reasons why soil erosion happens, the ill impact caused by soil erosion as well as an explanation of the various techniques to control soil erosion.
Structure of the answer
Introduction – Explain what soil erosion is.
Body – One by one, answer the parts of the question.
- Causes – Over-grazing, Deforestation, Action of wind, water, glacier, etc.Topography viz. steep slopes & heavy rainfall; Faulty methods of agriculture, over – irrigation, shifting agriculture etc; Other anthropogenic factors viz. mining, industrial activities etc.
- Impacts – Loss of fertile top soil, Lowering of the underground water table and decreasing soil moisture, Drying of vegetation and extension of arid lands, Increase in the frequency of droughts and floods, Silting of river and canal beds, Recurrence of landslides
- Methods of control – Terrace farming, contour ploughing etc. Also explain them.