Question

4. What is land degradation? Explain any three causes for land degradation.

Answer 1

Answer:

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.

Explanation:

three causes:

Well, it is caused by soil water erosion, wind erosion,loss of nutrients, physical deterioration and salinization. Land degradation can be controlled by gardening, planting vegetation etc

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Answer 2

Answer:

Land degradation is the degradation of the quality of the land by processes human does on them.

Causes:

1) Mining:Mining increases the burden on the land. Moreover,the land after completion of excavation work are left unattended causing further damage.

2) Deforestation:It causes soil erosion,which in turn degrades the land

3) Industries:The industrial effluents degrade the quality of land

4)Over irrigation:Over irrigation causes water logging which reduces the percolation capacity of the soil.

5) Building Infrastructure

Measures to control land degradation:

1) Afforestation

2) Building machines that break the wind i.e.,their flow

3) Practicing sustainability

4)Gardening

5)Using organic fertilizers

Explanation:

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