Plans to interlink rivers have gone awry on a number of occasions in other parts of the world. One such project involved attempts by the erstwhile Soviet Union to divert Siberian rivers through a canal network to feed deficient rivers in Kazakhstan and Central Asian republics.
The central feature was a 2,200-kilometre-long canal, linking Siberian rivers
Links:
[1] http://admin.indiaenvironmentportal.org.in/feature-article/poor-precedents
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/down-earth