PPT-Earthquake History Major

earthquakes throughout history in pictures Statistics from The Geological Society of London One of the most devastating earthquakes in history occurred on 23 January 1556 in the Shaanxi province China killing more than 830000 people see 1556 Shaanxi earthquake. Andrei Gabrielov. Purdue University. West Lafayette, IN, USA. www.math.purdue.edu/~agabriel. San Francisco, April 18, 1906. Plate Tectonics. Major tectonic plates and world seismicity. Plate Tectonics. Magnitude 2.9 LOUGHBOROUGH, LEICS, UK . Friday, 18 January, 2013 at 05:20:44 UTC. The earthquake was felt in the towns of . Loughborough. , Derby, Nottingham and Leicester. Shaking was felt as far away as Buxton and Warwick.. ISTANBUL . | . Turkey. . | . Aug. . 25-29, . 2014 . Feasibility. . study. of a . nation. -wide . Early. . Warning. System: the . application. of the EEW software PRESTo on the . Italian. Strong Motion Network (RAN) . and . the contribution of array seismology. J.-P. . Ampuero. Caltech . Seismolab. Acknowledgements. : . Lingsen. . Meng. (now at UC Berkeley). Overview. Earthquake physics: how earthquakes start, propagate and stop? + broader impact. Hazards are produced from the response of energy released. Amount and duration are related to the amount of energy released. Which hazards do you know?. Earthquake Hazards. Tsunami: displacement of a large volume of water. . T. sunami . eqs. ETS/slow slip. Source Time Function Calculation . currently finishing STF determination for Alaska/Kuriles/Sumatra/Java. reconciling STF indicated depths with revised EHB catalog. Briefly, “explain” the intent of this cartoon. Why do earthquakes occur?. Which of the following diagrams represents a normal fault? What is your evidence? . A.. B. .. TPS – What is going on here?. Magnitude and Intensity: M. w. 6.0 & 5.8; MMI VI-VII. Date: May 20. th. and 29. th. 2012. Today’s Presentation:. A short lecture activity sequence designed to engage students in learning about EQ epicenter location . Stage 1.. Magma rises to the crust within the mantle. This creates friction and causes the plates to move.. What are the 3 main ways plates move. 1.. 2.. 3. . Stage 2. Pressure builds between plates and sometimes small earthquakes are felt. . Earthquake Risk. Earthquakes are likely wherever plate movement stores energy in the rock along faults.. Geologists can determine earthquake risk by locating where faults are active and where past earthquakes have occurred.. Agenda. Agree how we work within the Earthquake and Tsunami group. . how to . trigger. the System. (for EQS and TSU). GMPEs (or in term of MMI) vs population density for EQs. Expected tsunami height for . earthquake. (also known as a . quake. , . tremor. or . temblor. ) is the result of a sudden release of energy in the . Earth's. . crust. that creates . seismic waves. . . The . seismicity. , . seismism. at the USGS. Andrew J. Michael. What Is Operational Earthquake Forecasting?. a.k.a. OEF. Currently OEF = Earthquake Clustering. a.k.a. Foreshocks and Aftershocks. Earthquakes trigger other earthquakes.. An earthquake is a motion of the ground surface.. According to A.N. . Strahler. and A.H. . Strahler. ,(1976), ‘An earthquake is a vibration or oscillation of the surface of the earth caused by a transient disturbance of the elastic or gravitational equilibrium of the rocks at or beneath the earth the surface’..