Union minister for environment Jairam Ramesh said most of the tiger reserves in the country are in a bad shape and are going Panna and Sariska reserves way, which have no tigers left.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/tiger-reserves-going-panna-way
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/times-india-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/wildlife
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/tiger
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/panna-np
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/tiger-reserves
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/ministry-environment-and-forests-moef
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/madhya-pradesh