India passed a law in 1994 banning the abortion of girls solely because of the gender and the practice of determining gender before birth. However, a black market of abortion and gender determination continues on. In an effort to stem the tide the Indian government is initiating a "Baby Moses"-style system where babies can be deposited at cradles and given to other families.
Demographic shifts to one gender are dangerous. With no one to marry a large section of the male population will become frustrated and restless. Some may join the army while others may seek more radical ways to vent anger.
For more information check out the Crusade Against Female Infanticide