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Posted on : 30 Nov 2019

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  • UNCCD defines desertification as “land degradation in arid, semi-arid and dry sub-humid areas resulting from various factors, including climatic variations and human activities”.
  • According to Desertification and Land Degradation of Selected Districts of India, an atlas published by the Indian Space Research Organisation’s Space Application Centre (SAC), Ahmedabad in 2018, some 96.40 million ha, or about 30 per cent of the country’s total area, is undergoing degradation.This means almost a quarter of India is under desertification.
  • Of India's total geographical area of 328.72 million hectares (MHA), 96.4 MHA is under desertification.
  • In eight states—Rajasthan, Delhi, Goa, Maharashtra, Jharkhand, Nagaland, Tripura and Himachal Pradesh—around 40 to 70 per cent of land has undergone desertification.
  • More to it, 26 of 29 Indian states have reported an increase in the area undergoing desertification in the past 10 years.
  • Loss of soil cover, mainly due to rainfall and surface runoff, is one of the biggest reasons for desertification. It is responsible for 10.98 per cent of desertification in the country.
  • Water erosion is observed in both hot and cold desert areas, across various land covers and with varying levels of severity.
  • The next big reason is wind erosion.

Article Related Questions

  1. Consider the following statements about desertification in India
    1.Almost a quarter of country’s total area is undergoing land degradation.
    2.The biggest reason for desertification in India is wind erosion.
    Which of the statements given above is/are correct?

  2. 1.1 only

    2.2 only

    3.Both 1 and 2

    4.Neither 1 nor 2

    Right Ans : 1 only

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