Klaus Töpfer is a German politician and environmental politics expert. From 1998 to 2006 he was executive director of the United Nations Environment Programme. Wikipedia
Born: 1938 (age 85 years), Wałbrzych, Poland
Education: University of Münster
Previous office: Member of the German Bundestag (1990–1998)
TV shows: Westart extra: Der NRW-Staatspreis 2019