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

by Asit K Biswas, Kris Hartley.

Updated 0907 GMT (1707 HKT) October 15, 2018

In 2012, a bridge leading to the town of Laishui, in northern China's Hebei province, just north of capital Beijing, collapsed. Floods in Beijing caused "significant losses."
Photos: Severe floods in major cities
Beijing, China (2012) – In 2012, a bridge leading to the town of Laishui, in northern China's Hebei province, just north of capital Beijing, collapsed. Floods in Beijing caused "significant losses."
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In 2016, following flooding in Wuhan, in China's central Hubei province, authorities issued an orange alert for heavy rain in central and southern parts of China. T alert is the second highest of China's four-tier warning system for rainstorms.
Photos: Severe floods in major cities
Wuhan, China (2016) – In 2016, following flooding in Wuhan, in China's central Hubei province, authorities issued an orange alert for heavy rain in central and southern parts of China. T alert is the second highest of China's four-tier warning system for rainstorms.
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During a period of heavy flooding in Nanjing, paramilitary policemen carried residents from their homes.
Photos: Severe floods in major cities
Nanjing, China (2016) – During a pe