Natural breeding of gharyals in the Chambal river has come as a ray of hope after the existence of the species was endangered with more than 100 of them dying due to a toxic chemical from end of 2007 to early 2008. The actual number of ghariyals is still unclear as the census would be carried out in February.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/breeding-may-boost-gharyal-population
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/pioneer-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/animal-breeding
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/chambal
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/wildlife
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/gharials
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/census-habitat-monitoring
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/madhya-pradesh
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/etawah-d
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/toxic-wastes