International Organization based in Switzerland

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25 Mar 2017 description

This map illustrates the satellite-detected surface waters extent and evolution over Oponono Lake; a large wetland fed by the Culevai Oshana, in Oshana region, Namibia, as observed from the Sentinel-1 images acquired on 02 and 14 March 2017. An increase of surface water extent was detected in the 14 March 2017 image, particularly in the upstream part of the lake: ~4,130 ha of surface water were observed the 02 March 2017 within the lake area and reached ~10,820 ha the 14 March 2017 corresponding to an evolution of about 160%.

20 Mar 2017 description

This map illustrates satellite-detected flood waters extent and evolution between 10 and 08 March 2017 over Maroantsetra area, Analanjirofo region in Madagascar as detected by TerraSAR-X acquired on 10 and 08 March 2017 and Radarsat-2 image acquired on 04 May 2014.

Maps / Infographics

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