2011 Tōhoku earthquake and tsunami the most popular examples of sonification on the web. Also, following the earthquake, for the first time in Japanese history, the Emperor addressed the nation in a pre-recorded television broadcast. Seismologists anticipated a very large quake would strike in the same place as the 1923 Great Kantō earthquake — in the Sagami Trough, southwest of Tokyo. The Japanese government had tracked plate movements since 1976 in preparation for the so-called Tokai earthquake, predicted to take place in that region. However, occurring as it did north east of Tokyo, the Tōhoku earthquake came as a surprise to seismologists. While the Japan
2011 Guerrero earthquake similar intensities to that of the Guerrero earthquake are required per year to total the energy unleashed by a magnitude 7.5 event. Many locals perceived an apparent increase in recent earthquake occurrences, though at the time seismologists registered normal levels of seismic activity in the area. In 2009, a similar magnitude 5.8 M earthquake struck Guerrero near Acapulco at a depth of 35 km (22 mi), killing at least two people. 2011 Guerrero earthquake The 2011 Guerrero earthquake struck with a moment magnitude of 5.7 in southern Mexico at on Thursday, 5 May. It was positioned west of Ometepec, Guerrero,