1. Environmental Change InstituteOxford University Centre for the Environment Oxford UK
2. Department of GeographyUniversity of the Free State PO Box 339 Bloemfontein 9300 South Africa
3. Faculty of Arts, Science and TechnologyUniversity of Northampton Northampton UK
4. Department of GeographyRhodes University Grahamstown Eastern Cape South Africa
5. Physical Geography and Environmental Change, Department of Environmental SciencesUniversity of Basel Klingelbergstrasse 27 Basel 4056 Switzerland