14 billion litres of untreated wastewater is created each day in developing countries, but we don't know where it all goes
- Written by Jacqueline Thomas, Lecturer in Environmental and Humanitarian Engineering, University of Sydney
ShutterstockTo limit the spread of disease and reduce environmental pollution, human waste (excreta) needs to be safely contained and effectively treated. Yet 4.2 billion people, more than half of the world’s population, lack access to safe sanitation.
In developing countries, each person produces, on average, six litres of toilet wastewater...





