I saw the TV special on this. The flood system is enourmous, but it may not be enough in the future. Some of it's low lying coastline may have to disappearCecilia Tortajada recalls making her way down a long staircase and into of one of Japan’s engineering marvels, an enormous water tank that
crowns Tokyo’s defences against flooding. When she finally reached the tank’s ground, she stood among the dozens of 500-tonne pillars supporting the
ceiling. In the cavernous, shrine-like cistern, she felt humbled.
“You find yourself being a tiny part of this humongous system,” recalls Tortajada, a water management expert at Lee Kuan Yew School of Public Policy’s
Institute of Water Policy, in Singapore. “You realise how well prepared Tokyo is.”
to save the city.