population

By next year, more than half the world’s population will for the first time in history be living in cities. Current Vanguard’s Mariana van Zeller tours Lagos, Nigeria, the world’s fastest-growing “Megacity.” (14:46 min)

The Japanese aren’t having babies, and the country won’t accept immigrants to help bolster the population. But Japan may have a unique solution - Robots! (25 min)

Aidan Hartley report from Kenya on the exploding population problem, one of the root causes of the recent violence. (24 min, 3 segments)