1. African Centre for Food Security, School of Agricultural, Earth and Environmental Sciences, University of KwaZulu-Natal, Private Bag X01, Scottsville, Pietermaritzburg 3209, South Africa
2. Department of Agricultural Extension and Rural Resource Management, School of Agricultural, Earth and Environmental Sciences, University of KwaZulu-Natal, Private Bag X01, Scottsville, Pietermaritzburg 3209, South Africa
3. Department of Agricultural Economics, Obafemi Awolowo University, Ile-Ife 220282, Nigeria
4. Disaster Management Training and Education Centre for Africa, University of the Free State, Bloemfontein 9301, South Africa
5. Department of Agricultural and Resource Economics, University for Development Studies, Tamale 1882, Ghana
6. Centre for Environmental Management, University of the Free State, Bloemfontein 9301, South Africa
7. School of Social Science, IIEMSA, Ruimsig, Roodepoort, Johannesburg 1724, South Africa