Achim Steiner (born 1961 in Brazil) is a German expert in environmental politics. From 2001 to 2006 he was Director General of the International Union for Conservation of Nature and Natural Resources (IUCN). Since June 2006 he is Executive Director of the United Nations Environment Programme (UNEP). Steiner grew up in Brazil. He studied philosophy, political science and economics at the University of Oxford. Wikipedia
The definitive Wikipedia entry for Achim Steiner. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Achim_Steiner