Based on the recent discovery of the bio-waste and excreta treatment of the pre-Colombian Amazonian cultures, the author points out the potential of this technique (addition of charcoal and lacto-fermenting microorganism and subsequent vermin-composting of the bio-wastes and excreta) for the further development of dry urine diversion sanitation: the terra preta sanitation (TPS)
OTTERPOHL, R. (2009): Terra Preta Sanitation- providing new options in ecosan systems. Hamburg: Institute of Wastewater Management and Protection (aww), Technical University Hamburg-Harburg (TUHH). [Accessed: 11.05.2010] PDF