"History teaches us that men and nations behave wisely once they have exhausted all other alternatives"
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
"If there are to be problems, may they come during my life-time so that I can resolve them and give my children the chance of a good life."
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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.