nationality birth_date image article_title name occupation alma_mater
brazilian , german 1961 achim steiner-img 0837.jpg achim steiner
 achim steiner executive director of the united nations environment programme worcester harvard business school college , oxford , university of london ,
achim steiner

achim steiner -lrb- born 1961 in brazil -rrb- is an expert in environmental issues and politics .
he is executive director of the united nations environment programme unep .
before joining unep , he was director general of the international union for conservation of nature -lrb- iucn -rrb- and before that secretary general of the world commission on dams .
