Question

Explain causes of land degradation

Answer 1

Answer:

Explanation:Causes of Land Degradation  -:

1.Large scale soil erosion caused by running water and wind.

2.Dumping of waste materials from mining centers and industrial units.

3.Over irrigation leads to increase in salinity and alkalinity in the soil.

4.Over grazing by animals and deforestation by man.

5.Waste water from the industrial units pollute the lands.

6.Mineral processing like grinding of limestone for cement industry and calcite and soap stone for ceramic industry creates a lot of dust.

7.This dust is deposited in the neighboring land

Answer 2

Answer:

Causes of land degradation are of two types -

1). Immediate cause

2) Ultimate cause

Explanation:

Causes of land degradation are of two types -

1). Immediate cause

2) Ultimate cause

1) Immediate cause-

a) 1) increasing wealth

2) poverty

3) growth of population

b) human impact -

1) Soil pollution

2) Climate change

3) Global warming

c) land use practices-

1) Deforestation

2) over grazing

3) Irrigation program which are poorly managed

4) burning of excess vegetation

2) Ultimate cause-

1) Lack of policies supporting sectoral planning and implementation.

2) Inappropriate production incentives goverment subsidies for pesticides which encourage overuse.

3) Agriculture development product which are not properly maintained.

4) Inappropriate and unsustainable policies.

#SPJ2