30 years after the Great Hanshin-Awaji Earthquake, what if modern technology such as earthquake early warning had existed back then?
30 years after the Great Hanshin-Awaji Earthquake, what if modern technology such as earthquake early warning had existed back then?
The now well-established Earthquake Early Warning system began trial operation in 2004 and became generally available in 2007. Initial tremors (P waves) were detected at observation points near the epicenter, and calculations were made…https://weathernews.jp
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