Sustainable sanitation:
Jack Sim founder of the World Toilet Organisation
Sustainable sanitation:
Drive to 2015 campaign logo
Sustainable sanitation:
show diarrhoea the red card: always wash your hands with soap - WASH United poster
Sustainable sanitation:
safe drinking water, sanitation and hygiene for all - WASH United poser
Sustainable sanitation:
GTO - SiD-Exhibition Potsdamer Platz Berlin
Sustainable sanitation:
The Time Magazine's Hero of Environment 2008 photo
Sustainable sanitation:
The Time Magazine's Hero of Environment 2008 photo
Sustainable sanitation:
WASH cricket