By marin.eladi | Mon, 16 Nov 2009 - 12:32 Attachment Taille nidione_3rd_ws-bonn_23_10_09.pdf (4.42 MB) 4.42 MB Ndione Jacques Andre. Centre du Suivi Ecologique. Building an early warning system (EWS) for Rift valley fever in Ferlo (Senegal): what can be expected from remote sensing? Free tagging Remote Sensing Disaster Medicine Third International UN-SPIDER Bonn Workshop EWS Rift valley fever