Donate

United nations water secretariat

secretariat, Unations wa, 2012. Sanitation drive to 2015 : planners’ guide, S.l.: United Nations Intersecretariat Group for Water.

Fecha publicación: 18/03/2013

Today 1.1 billion people, or 15 percent of the global population, still practise open defecation, defined as defecation in fields, forests, bushes,...