Population of India can never come down even if every family say NO CHILD as populationof India is not rising due to indian national births but due to heavy infiltration of Hungry and non educated Banhladeshis and Pakistanis.
Due to cheap Vote Bank every political party except BJP/Shiv Sena, encouraging infiltration of lacs of bangladeshis/Pakistanis.
Everybody knows that thse nations doesn't have sufficients means for living. In every part of India you find persons from these countries. It appears that the blood of the supporters of these countrymen (say VP Singh, Maulana Mulayam, Mayawati, Arjun singh, Somnath Chatterjee and many others), may be adultred as Muslims ruled India for 350 years.