Sustainable development is development that meets the needs of the present without compromising the ability of future generations to meet their own needs."

The Report of the U.N. Brundtland Commission, Our Common Future, 1987

"History teaches us that men and nations behave wisely once they have exhausted all other alternatives"

Abba Eban

"Then I say the Earth belongs to each generation during its course, fully and in its right no generation can contract debts greater than may be paid during the course of its existence"

Thomas Jefferson, September 6, 1789

The conference is planned to be held September 1-5, 2020 in Cologne.
Due to deteriorating situation with COVID-19, the conference will be held online, while presentations of such papers will have the same publishing procedure as if they were presented in person


Due to the nearby Trade fair in Cologne-Deutz (koelnmesse) there are many hotels in walking distance available. They range from simple hotels to luxury hotels. Hotels in Cologne-Deutz nearby the conference venue, TH Köln Deutz Campus, marked blue on the map.

5-star hotel (purple)

4-star hotels (red)

3-star hotels (green)

2-star hotels (yellow)

Other (gray)

Helpful links:

Cologne Tourism - KölnTourismus GmbH

HRS – Hotel Reservation Service


Benchmarking the performance of cities across energy, water and environment systems
related metrics presents an opportunity to trigger policy learning, action, and cooperation to bring cities closer to sustainable development.