Earthquake Precursor Anomaly...Total Electron Count in the Ionosphere....TEC

[trinitree88]

The authors note propagation anomalies in satellite data just prior to a massive earthquake in Japan, by some tens of minutes. Worth investigating. SEE:https://arxiv.org/abs/1612.05667

[01101001]

May be related to Wikipedia: Earthquake light (https://en.wikipedia.org/wiki/Earthquake_light), and perhaps equally disputable.