1. United Nations University; Institute for Water, Environment and Health; Ontario Canada
2. International Center for Agricultural Research in the Dry Areas; Amman Jordan
3. International Water Management Institute; Colombo Sri Lanka
4. Institute of Soil and Environmental Sciences; University of Agriculture; Faisalabad Pakistan
5. CGIAR Research Program on Dryland Systems, c/o International Center for Agricultural Research in the Dry Areas; Amman Jordan