Dr. Thomas Isenburg studied chemistry at Philipps University in Marburg and worked at the University of Pretoria in South Africa. This was followed by various positions in medium-s...ver maisDr. Thomas Isenburg studied chemistry at Philipps University in Marburg and worked at the University of Pretoria in South Africa. This was followed by various positions in medium-sized industry and an interlude as a teacher. For more than 15 years, he has been involved in the field of sustainability as a journalist.ver menos