Iris Schönbrunner was awarded the “Wissenschaftlicher Förderpreis 2012 der Umweltschutzabteilung der Stadt Wien“ for her diploma thesis conducted at the WasserCluster Lunz. In her thesis she investigated the phosphorus-release behaviour of sediments of isolated water bodies in the floodplain Lower Lobau with respect to different cycles of drying and re-wetting simulated in a laboratory experiment.