Dirty and thirsty

Anybody can tell you they are essential for a decent way of life: safe drinking water and sanitation. Since the 1980s governments have made drinking water available to more and more people across the worldyetmillions survive without it even today. Sanitationon the other handis not a priority on the governments' 'to do' list. The number of people without sanitation has risen from 2.6 billion to 2.9 billion between 1990 and 1997.