Small School Eco-sanitation Complex

Wherever the Need (WTN) has become an expert in the construction,
maintenance and training in the use of ecosan toilets. Ecosans toilets
are sanitation systems that separate the liquids from the solids for
future use in agriculture. Having already built over 700 ecosan
toilets in India for individual families, schools, women-only and
complete communities, WTN is particularly keen to construct further
systems in primary schools.

Read here, http://liveearth.org/en/liveearthblog/small-school-eco-sanitation-complex-wherever-the-need