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そうか、勉強になります。 #南海トラフ 問題の本質 It is predicted that there is an 80% chance of a major earthquake occurring in the Nankai Trough within the next 30 years. The problem is that it is located close to densely populated areas of Japan.

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赤線の中に日本人口の半分が住んでるってマ?

国際文化交流会@tatsufumika

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