Johannes Gutenberg Endowed Professorship 2004 Endowed Professsor 2004: Klaus Töpfer Lecture series 2004: Environmental policy without borders: the basis for peaceful development in this world
Johannes Gutenberg Endowed Professorship 2004 Endowed Professsor 2004: Klaus Töpfer Lecture series 2004: Environmental policy without borders: the basis for peaceful development in this world