Monitoring Coastal Bathymetry Using Multispectral Satellite Images at High Spatial Resolution / Bertrand Lubac -- Contribution of the Integrated Topo-bathymetric Model for Coastal Wetland Evolution: Case of Geomorphologic and Biological Evolution of Ichkeul Marshes (North Tunisia) / Zeineb Kassouk, Zohra Lili-Chabaane, Benoit Deffontaines, Mohammad El Hajj, Nicolas Baghdadi -- Reservoir Hydrological Monitoring by Satellite Image Analysis / Paul Passy, Adrien Selles -- Network Analysis and Routing with QGIS / Hervé Pella, Kenji Ose -- Representation of the Drainage Network in Urban and Peri-urban Areas Using a 2D Polygonal Mesh Composed of Pseudo-convex Elements / Pedro Sanzana, Sergio Villaroel, Isabelle Braud, Nancy Hitschfeld, Jorge Gironas, Flora Branger, Fabrice Rodriguez, Ximena Vargas, Tomas Gomez -- Mapping of Drought / Mohammad El Hajj, Mehrez Zribi, Nicolas Baghdadi, Michel Le Page -- A Spatial Sampling Design Based on Landscape Metrics for Pest Regulation: The Millet Head Miner Case Study in the Bambey Area, Senegal / Valérie Soti -- Modeling Erosion Risk Using the RUSLE Equation / Rémi Andreoli.