"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

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

Abba Eban

"You never change things by fighting the existing reality. To change something, build a new model that makes the existing model obsolete."

Buckminster Fuller, philosopher, futurist and global thinker (1895 - 1983)

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



Abstract deadline (archival) March 30, 2020
Reduced fee request (no longer available) March 12, 2020
Archival full paper  April 15, 2020
Fees due - archival papers, reduced fee (extended deadline) June 5, 2020
Fees due - membership waiver (extended deadline) June 5, 2020
Abstract deadline (conference) July 30, 2020
Full fee for conference papers in Special Session June 30, 2020
Full fee for conference papers August 10, 2020
Conference full paper August 13, 2020
Draft online digital proceedings August 24, 2020
The Conference September 1-5, 2020
Final online digital proceedings October 15, 2020
Submission of papers to special issues depending on the journal


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.