Japan's Megaquake Alert: Is the 'Big One' Finally Coming?
Japan issues rare megaquake advisory following 7.1 tremor, sparking nationwide concern about the catastrophic Nankai Trough earthquake that experts say is overdue.
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Japan issues rare megaquake advisory following 7.1 tremor, sparking nationwide concern about the catastrophic Nankai Trough earthquake that experts say is overdue.
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