Published in: 2003
Poster shows the shortcomings of conventional wastewater systems: small amount of blackwater pollute huge amount of clean water
GTZ (2003). Ecosan – Closing the loop in wastewater management and sanitation - Shortcomings of conventional wastewater systems.
English Faeces or faecal sludge Greywater or wastewater Posters, brochures and flyers Urine
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