Gustavo Naumann|Paulo Barbosa|Luís Garrote|Ana Iglesias|J. Vogt
Exploring drought vulnerability in Africa: an indicator based analysis to be used in early warning systems
Joint Research Centre|Joint Research Centre|Universidad Politécnica de Madrid|Joint Research Centre
abstract propose composite drought vulnerability indicator dvi reflects different aspects drought vulnerability evaluated panafrican level four components renewable natural capital economic capacity human civic resources infrastructure technology selection variables weights reflects assumption society institutional capacity coordination well mechanisms public participation less vulnerable drought furthermore consider agriculture one many sectors affected drought quality accuracy composite indicator depends theoretical framework data collection quality different components aggregated kind approach lead degree scepticism overcome problem sensitivity analysis done order measure degree uncertainty associated construction composite indicator although proposed drought vulnerability indicator relies number theoretical assumptions degree subjectivity sensitivity analysis showed robust indicator hence able representing complex processes lead drought vulnerability according dvi computed country level african countries classified higher relative vulnerability somalia burundi niger ethiopia mali chad analysis renewable natural capital component subbasin level shows basins high moderate drought vulnerability subdivided following geographical regions mediterranean coast africa sahel region horn africa serengeti eastern miombo woodlands eastern africa western part zambezi basin southeastern border congo basin belt fynbos western cape province south africa results dvi country level compared drought disaster information emdat disaster database even causeeffect relationship cannot established dvi drought disaster database good agreement observed drought vulnerability maps number persons affected droughts results expected contribute discussion assess drought vulnerability hopefully contribute development drought early warning systems africa