The state Forest Department has asked the Ministry of Environment and Forest's approval to perform immuno-contraceptive operation on female elephants to control the population of the pachyderms.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/govt-wants-elephants-sterilised-curb-their-rising-numbers
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/deccan-herald-bangalore
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/karnataka
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/elephant
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/environmentalists
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/people-animal-conflicts
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/wildlife