1. City of Cape Town, Water and Sanitation, Scientific Services Cape Town South Africa
2. Council for Scientific and Industrial Research (CSIR) Pretoria South Africa
3. Department of Geography, Geoinformatics and Meteorology University of Pretoria South Africa
4. Council for Scientific and Industrial Research (CSIR) Stellenbosch South Africa
5. Environmental Geography Group, Institute for Environmental Studies, Faculty of Science Vrije Universiteit Amsterdam Netherlands
6. Sustainability Research Unit Nelson Mandela University George South Africa