Diary of a rail fan in Kansai,Japan(Ver.2)

About world's rail news, general news, my train pictures, and travel diary)

Creative Commons License
This work is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License. クリエイティブ・コモンズ 表示 - 非営利 - 改変禁止 4.0 国際 ライセンスの下に提供されています。

List of my travel diary My train photoes The other contents

Why were they spongy cities?

Are cities 'spongy' enough to handle floods? New climate resilience report points to nature for solutions
https://edition.cnn.com/2022/04/12/world/sponge-cities-flood-resilience-report-scn-c2e-spc-intl/index.html

Long time ago, many cities around the world used to be spongy cities, because most of the roads were not paved. But, it was impossible to run on these roads fastly, due to muddy soil especially after raining.