Global Festival of Ideas for Sustainable Development

Global Festival of Ideas for Sustainable Development at the World Conference Center (WCC) in Bonn, March 01, 2017. © photothek/Ina Fassbender

Global Festival of Ideas for Sustainable Development at the World Conference Center (WCC) in Bonn, March 01, 2017. © photothek/Ina Fassbender

Leave a Reply

Your email address will not be published. Required fields are marked *