Challenges loom as world population gets set to hit 7 billion

Sunday, October 16, 2011 | 12:01 a.m. CDT; updated 2:10 p.m. CDT, Sunday, October 16, 2011

She's a 40-year-old mother of eight, with a ninth child due soon. The family homestead in a Burundi village is too small to provide enough food, and three of the children have quit school for lack of money to pay required fees.

advertisements