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Globally, an estimated 2.5 billion people lack access to improved sanitation.
The world is witnessing the highest levels of forced human displacement on record, leading to people being housed in urban centres a
This paper describes the potential of ecological sanitation (ecosan), and in particular of urine-diversion dehydrating (UDD) toilets
After emergency situations, aid agencies tend to implement sanitation systems that exhibit good principles for managing human excret