Prof. Andries Jordaan
University of Free State
Faculty of Natural and Agricultural Sciences
Bloemfontein Campus
PO Box 339
Bloemfontein 9300
South Africa
Barbara J. Ryan
Group on Earth Observations
GEO Secretariat
7 bis, avenue de la Paix
Case postale 2300
CH-1211 Geneva, Switzerland
Matthew Rodell
National Aeronautics and Space Administration
Goddard Space Flight Center
Greenbelt, MD 20771
USA
Prof. Sara Feresu
Institute of Environmental Studies
University of Zimbabwe
Mount Pleasant
PO Box MP167
Harare, Zimbabwe