What are the positive influence of Indira Gandhi Canal Command Area Development Programme on the environment of the region?

Explanation

The positive and negative, influences of Indira Gandhi Canal Command Area Development Programme are as follows:
Positive:
(a) The availability of soil moisture for a longer period of time and various afforestation and pasture development programmes under CAD have resulted in transformation in agricultural economy.
(b) Spread of canal irrigation has led to increase in cultivated area and intensity of cropping.
(c) It has also helped in reducing wind erosion and siltation of canal systems.
(d) Traditional crops such as gram, bajra and jowar have been replaced by wheat, cotton,, groundnut and rice.
(e) Intensive irrigation led to an increase in agricultural and livestock productivity.
Negative:
(a) The intensive irrigation and excessive use of water has led to the emergence of twin environmental problems of waterlogging and soil salinity.
(b) Soils are getting infertile and thus in the long run agriculture would be affected.
(c) It has degraded the environment of the region hampering sustainability of agriculture.