Applications are welcome from all disciplines, i.e. not only from the natural and engineering sciences but also from the social sciences, humanities, economics and law. Interdisciplinary environmental research is especially encouraged. The DBU announces additional focus topics in the fellowship program at irregular intervals. These fellowship focus areas open up extended opportunities for cooperation and networking with other DBU activities. Current key topic: Marine nature conservation - protection and perservation of the ecological diversity of the North Sea and Baltic Sea