"Selbstheilende vernetzte eingebettete Systeme" (SEVERE) is a joint project between TU Dortmund and two research groups, the Networked Embeddes Systems Group led by Prof. Dr. Pedro José Marrón and Verteilte Systeme Group led by Prof. Dr-Ing. Torben Weis, at University Duisburg-Essen funded under MERCURE by the Mercator Research Center Ruhr starting on July 1st, 2011. SEVERE covers topics from the Physical Layer to the Application Layer. Our focus will be on link quality estimation of wireless sensor networks and their impact on Querying algorithms.