Flip-flops help fight water scarcity

Flip-flops help fight water scarcity The buy one, give one model is branching out. SmartPlanet's Sumi Das shares how shoemaker Freewaters is improving drinking water standards in Africa.

The buy one, give one model is branching out. SmartPlanet's Sumi Das shares how shoemaker Freewaters is improving drinking water standards in Africa.

This post was originally published on Smartplanet.com