Every year some 3.4 million people, mostly children, die from diseases associated with inadequate water
supply, sanitation, and hygiene. Over half of the hospital beds in the world are filled with people suffering
from water- and sanitation-related diseases.
In 2002, participants in the World Summit on Sustainable Development in Johannesburg, South Africa,
made a commitment to reduce by half the proportion of people without access to basic sanitation by the year 2015