PPT-AFTERSHOCKS: THE POLITICAL EFFECTS OF EARTHQUAKES IN NEPAL

John Whelpton Hong Kong HKAS 5 July 2019 EARTHQUAKES IN HISTORY after Robinson 2016 12 th century BC a series of quakes a factor in the collapse of Mycenean and other Bronze Age civilisations. Large. . Earthquakes . in Japan: Implications for Earthquake Triggering. Bogdan Enescu. Faculty of Life and Environmental Sciences. University of Tsukuba. Tsukuba, . Japan. benescu@geol.tsukuba.ac.jp. Karen Felzer. USGS Pasadena. Summary. Aftershock density decays with distance, . r. , . from the . mainshock. surface as . r. -n. . where . n. =1.3 -- 2.5 . and may vary for different . mainshocks. By. : 10 grade. What is an earthquake ?. Simply, earthquakes are the rumblings, shaking or rolling of the earth's surface. It is usually what happens when two blocks of the earth suddenly slip past one another, or break apart from each other as a result of tension caused by prolonged energy build up. . . E. Lippiello. 1. , . W. Marzocchi. 2. , L. De Arcangelis. 3. , C. Godano. 1. 1- . Istituto. . Nazionale. . di. . Geofisica. . e. . Vulcanologia. , Rome, Italy. 2- . Istituto. . Nazionale. . Saturday 25. th. April 2015 Magnitude of 7.8 . Our link school is here in . Pokhara. The epicentre was North West of the capital Kathmandu, but the impact has spread far . beyond.. Some facts about the earthquake. an . earthquake event is to an . area?. Do you agree or disagree with this statement – explain your answer……. What information do we need to answer this question?…….. The strongest earthquakes will cause the most damage.. John . Whelpton. BNAC Lecture, 23/3/16. ROOTS OF NATIONALISM. "A Nation... is a group of persons united by a common error about their ancestry and a common dislike of their neighbors“ (Karl Deutsch). other non-linear motions. M. . A. Floyd. Massachusetts Institute of Technology, Cambridge, MA, USA. School of Earth . Sciences, University of Bristol. United Kingdom. 2–5 May 2017. Material from T. A. Herring, R. W. King, M. A. Floyd (MIT) and S. C. . and humanitarian response. . L. essons . from Nepal. THE SCIENCE OF . AFTERSHOCK FORECASTING. Earthquakes can’t be predicted. However, aftershocks follow robust seismological . ‘laws’. Probability . : December 1811, January 1812, February 1812 . Eastern U.S. earthquakes less frequent, but more widely felt. Crust is older and transmits stress. Intraplate Earthquakes. Earthquake Size and Characteristics. The Bishop’s School. La Jolla, CA. Frank Carr. January 2013. 2. USAID Rule of Law Project. 2005 – 2007. Kathmandu NGO. Improve the Rule of Law and Promote a Civil Society . Facilitate the drafting of the Nepal Mediation Law. Karen Felzer. USGS Pasadena. Preliminary Work!!. Subject to change!. The ETAS simulations assign aftershock density with distance, . r. ,. from the . mainshock. as:. Aftershock density = 1/(r . dmin). 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.. Durres . region IN Albania. Rrapo . Ormeni . 1. , Ismail Hoxha. 1. , Petraq Naco. 1. , Dashamir . Gega. 2. 1. Institute of Geosciences, Energy, Water and Environment, Polytechnic University of Tirana.