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

"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

"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



Opening session
Invited lecture: Prof. Hans-Martin Henning Towards a climate-neutral energy supply - pathways for the German energy transition and implications for global developments
Invited lecture: Prof. Brian Vad Mathiesen Roadmap for achieving the 70 per cent 2030 greenhouse gas emission reduction target in Denmark
Invited lecture: Prof. Henrik Wenzel Gas-to-liquid Hydrocarbon Production from Bio-methane, CO2 and Hydrogen – as a key System Integrator
Panel: Climate Neutrality in Cities

Moderator: Prof. Ingo Stadler
Dr. Manuel Ignacio Ayala Chauvin
Prof. Peter Droege
Dr. Takaaki Furubayashi
Prof. Şiir KILKIŞ
Prof. Brian Vad Mathiesen
Dr. Monica Salvia
Prof. Rodney Stewart
Mr. Jonas Tolf

Closing session


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.