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In Japan you can get early earthquake notifications, before the seismic waves arrive, via area broadcast. https://en.m.wikipedia.org/wiki/Earthquake_Early_Warn
by ramchip 7y ago
In Japan you can get early earthquake notifications, before the seismic waves arrive, via area broadcast.
https://en.m.wikipedia.org/wiki/Earthquake_Early_Warning_(Japan)#Mobile-phone_networks https://en.m.wikipedia.org/wiki/Earthquake_Early_Warning_(Ja...