In all themes and topics, contributions and cases from developing countries are invited to stimulate a dialogue between South and North with regard to solutions, approaches, practices, collaboration, the exchange of knowledge and mutual learning. The following topics in themes 1-5 are in particular covering issues and aspects of developing countries and North-South exchange and collaboration.

• 1D. International collaboration & knowledge exchange
• 2E. Sustainable innovation & design in developing countries.
• 3E. SCP in developing countries.
• 4C. Sustainable water management.
• 5A. Sustainable cities & climate-neutral districts
• 5C. Sustainable Regions