Geeking out to help end global poverty. (That's meant with the highest respect for geeks.) Tapping great minds to help the world's poorest, Shashi Buluswar leads the Institute for Globally Transformative Technologies at Lawrence Berkeley Lab in Berkeley, California.
The current drought in southern Africa is the worst in decades, and likely a harbinger of things to come as the region warms up and dries out as its climate changes. The drought is having real impact on one resident in a Pretoria township, and what governments in the region can do to help prepare for a hotter and drier future.
Zambia is considered one of Africa's most stable countries. But recently, it's hit shaky ground. A controversial election and rising food prices are putting the young democracy to the test. The World's Laura Lynch has details.
Beginning this spring, some poor school children in Zambia will no longer have to walk long distances to school. They're getting specially designed bikes courtesy of a Chicago foundation called World Bicycle Relief. Jay Field reports for PRI's The World.