It is a problem that literally stinks to high heaven. 2.6 billion people worldwide do not have access to proper sanitation. Lacking hygienic facilities exposes people to a huge health risk and a social stigma creating an endless vicious circle of poverty - especially for woman and the elderly people. In July 2010, access to improved sanitation was a declared a human right by the United Nations.
In view of the task’s magnitude and the challenges
in acquiring charitable finance, the installation
of traditional sewage systems will
not do it. There is little space in urban slums,
water needed for flushing and cleaning is
scarce, not to mention the high costs that the
installation of traditional underground sewage
systems would entail.
It is time to think of sanitation in a radically new