China’s ‘sponge cities’ aim to re-use 70% of rainwater

Editor’s Note: Asit K. Biswas is a distinguished visiting professor at the Lee Kuan Yew School of Public Policy, National University of Singapore. Kris Hartley is a lecturer in city and regional planning at Cornell University.

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Chinese cities are struggling with flooding in urban, concrete areas

Sponge cities aim to capture and utilize this rainwater

CNN  —