Question

Long answer type questions:

Define land degradation. Which factors lead to land degradation.

Answer 1

Land degradation is a process in which the value of the biophysical environment is affected by a combination of human-induced processes acting upon the land. It is viewed as any change or disturbance to the land perceived to be deleterious or undesirable.

• Deforestation: Forests play an important role in maintaining the fertility of the soil by shedding their leaves which contain many nutrients
• Excessive Use of Fertilizers and Pesticides.
• Overgrazing
• Salination
• Water-logging
• Desertification
• Soil erosion
• Wasteland