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The underground cathedral protecting Tokyo from floods

An intricate system of dams, levees and tunnels defends the Japan’s capital. Will it be able to cope with climate change?

Click to view the original at bbc.com

Hasnain says:

“In Singapore, Cecilia Tortajada and other experts are working on how to protect the city-state from rising waters in the years to come. The local Building and Construction Authority (BCA) recently commissioned a study to inform the national framework for coastal protection and new measures are introduced yearly.
But everyone is keeping an eye on Tokyo, trying to gauge how well it weathers the typhoons and summer downpours testing its shields.
“If a country as prepared as Japan is suffering, and a city like Tokyo suffers, we should all be paying attention,” sighs Tortajada.”

Posted on 2025-07-13T23:39:33+0000