Klaus Topfer

Klaus Töpfer, former Executive Director at the United Nations Environment Programme, former Under-Secretary-General of the United Nations, and a former German environment minister, is Executive Director at the Institute for Advanced Sustainability Studies in Potsdam and Council Chair at Agora Energiewende.

By Klaus Topfer

6 April 2015

leaf background pattern

Transformasi Inovasi untuk Keberlanjutan Gabung dengan Ekosistem →