Sponge cities and walls to manage water levels

Sponge cities and walls to manage water levels

The fight against rising waters is an existential one for China’s economic heart of Shanghai. Its low-lying geography has made it uniquely vulnerable to rising sea levels and periodic flooding. A 2012 study found that it was the most vulnerable of nine cities...
Indian city faces double whammy of heavy rain

Indian city faces double whammy of heavy rain

Flooding in Mumbai has happened nearly every year in the past decade, with dozens having lost their lives. Even normal levels of rain are trapped by excessive construction and crumbling drainage systems that cannot deal with the flow. In addition, the sea has moved...
Battle against rising tides

Battle against rising tides

JAKARTA Two weeks ago, Ms Cin Hua, almost lost her granddaughter to a flood caused by seawater overflowing onto land in North Jakarta. Low-lying coastal plains such as those at Kerang Hijau village in North Jakarta are vulnerable to storm surges, coastal erosion and...