International Collaborators #NWU_WRG Contact information Physical address: Water Research Group Unit for Environmental Sciences and Management J.S. van der Merwe building (E6 Building - room 123) University of North West, 11 Hoffman Street, Potchefstroom, 2531 Telephone number: +27 (0) 18 299 2493 / 2128 Email:nico.smit@nwu.ac.zavictor.wepener@nwu.ac.za