Read at : Google Alert – desertification
http://www.preservearticles.com/2012011320699/4-important-causes-of-desertification.html
4 important Causes of Desertification
Jayaprakash Kakada
In order to understand desertification processes in the Indian context, it is necessary to know the geomorphic processes under natural set-up and acceleration to the processes through human interventions.
1. Water Erosion
Soil erosion through fluvial processes affect large areas in the Saurashtra and Kutch uplands, and along the eastern margin of the Thar Desert where the average annual rainfall varies from 350 to 500 mm, but has very few occurrence to the west of 250 mm isohyets in the Thar.
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