Population explosion is the most serious problem facing our country today. With 16 per cent of the world’s population, India is toady the second largest populations’ country in the world. As on March 1.1991, when the last census was conducted, the country’s population stood at 846.30 million, with 439.23 males and 407.07 females. The country’s population is currently estimated at about 950 millions. The population growth has been extremely rapid in the last 50 years. The phenomenal growth is now more appropriately termed as “population explosion”.