The Big Necessity

Fascinating investigation of toilets and sanitation systems around the world. It might not sound like a savoury topic, but Rose George tells a lot of interesting and important stories. How often do you think about what happens after you flush the toilet? Ever considered how it's handled around the world? Lack of adequate and hygienic conditions lead to more deaths a year than AIDS, TB or malaria. It's an important issue, and one that's very tricky to fix.