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An artificial island project off Osaka has continued sinking since 1994

A report says an island off Osaka, built at a cost of 20 billion dollars, has been subsiding since 1994 without stabilizing. The supplied information does not identify the project or current operational impact.

By DoomRadar · Published on DoomRadar .

Why it matters

Persistent subsidence can threaten costly coastal infrastructure and require long-term monitoring or remediation.

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  1. Au large d'Osaka s'enfonce depuis 1994 une île de vingt milliards de dollars que personne n'a jamais vue se stabiliser ↗sciencepost.fr · Recorded source date: Aug 31, 2026, 12:03 PM UTC

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