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“SEISMOSCOPE” INVENTED IN CHINA IN 133 BC (HAN DYNASTY)

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Presentation on theme: "“SEISMOSCOPE” INVENTED IN CHINA IN 133 BC (HAN DYNASTY)"— Presentation transcript:

1 http://upload.wikimedia.org/wikipedia/commons/a/ae/EastHanSeismograph.JPG “SEISMOSCOPE” INVENTED IN CHINA IN 133 BC (HAN DYNASTY)

2 Collapsed buildings: Dec. 7, 1988, Armenia, M6.9, ~25,000 people died http://www.pep.bc.ca/images/hazard_prep/Earthquake_Photos/11_236.jpg

3 Collapsed buildings: January 17, 1995, Kobe, Japan, M6.9, depth ~5 km http://www.pep.bc.ca/images/hazard_prep/Earthquake_Photos/21_430.jpg

4 Parking structure at Cal State Northridge, collapsed by Northridge earthquake (01/17/94) http://i.livescience.com/images/ig14_earthquake_13_02.jpg

5 http://911research.wtc7.net/wtc/analysis/compare/docs/taiwan_six.jpg September 21, 1999 M 7.6 Taichung, Taiwan, killing 2,375 people. The quake toppled 13,000 high-rise apartments

6 Collapsed Buildings: 1985 Mexico City http://pro.corbis.com/images/OF008330.jpg?size=67&uid=%7BEE6BD845-A8E9-4559-ABB5-6965E039DF17%7D

7 Building collapse styles, Mexico City earthquake, 1985

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10 Skyscraper swaying

11 Collapsed transportation infrastructure: Kobe 1995 http://www.maelor-humanities.org.uk/GCSEhum/Resources/PP-photos/pp-KeyIss-1/kobe-earthquake.jpg

12 Collapsed freeway, 1989 Loma Prieta earthquake, CA http://earthquake.usgs.gov/regional/nca/3Dgeologic/images/Cypress_LCluff_sm.jpg

13 Collapsed freeway, 1971 San Fernando CA earthquake

14 Freeway damage, 1971 San Fernando earthquake (CA)

15 Collapsed freeway, 1971 San Fernando CA earthquake

16 Collapsed Infrastructure: 1964 Good Friday earthquake, Alaska http://www.pep.bc.ca/images/hazard_prep/Earthquake_Photos/7_155.jpg

17 http://www.johnmartin.com/earthquakes/eqshow/images/64700405.GIF COMPRESSED RAILROAD, 1964 GOOD FRIDAY EARTHQUAKE, ALASKA

18 COLLAPSED BRIDGE, NIIGATA, JAPAN, JUNE 16, 1964, M=7.4 http://www.johnmartin.com/earthquakes/eqshow/images/64700409.GIF

19 Soil Liquefaction: magnitude 7.4 earthquake on June 16, 1964 in Niigata, Japan http://www.pep.bc.ca/images/hazard_prep/Earthquake_Photos/1_25.jpg

20 Ground moving and liquefaction on street Ground moving and liquefaction in park

21 Foundered/fractured ground: 1964 Good Friday earthquake, Anchorage hts., AK http://upload.wikimedia.org/wikipedia/commons/a/a5/AlaskaQuake-Turnagain.jpg

22 Foundered/fractured ground: 1964 Good Friday earthquake, Anchorage hts., AK http://www.pep.bc.ca/images/hazard_prep/Earthquake_Photos/1_24.jpg

23 Surface Rupture: magnitude of 6.8 1968 near Meckering, Australia http://www.pep.bc.ca/images/hazard_prep/Earthquake_Photos/1_28.jpg

24 http://www.johnmartin.com/earthquakes/eqshow/images/64700410.GIF LANDSLIDING UNDER RAILROAD, SEATTLE, WA, APRIL 29, 1965, M=6.5

25 Landslides: 1994 Northridge earthquake, CA http://pubs.usgs.gov/of/1995/ofr-95-0213/fig16tmb.gif

26 Landslides: photo shows dust rising from landslides in Simi valley, CA after the 1994 Northridge earthquake http://pubs.usgs.gov/of/1995/ofr-95-0213/fig20vga.jpg

27 Landslides: aftershock of 2008 Seichuan earthquake, China http://www.telegraph.co.uk/telegraph/multimedia/archive/00672/landslide-flee1_672381n.jpg

28 Landslides: 2008 Seichuan earthquake, China http://news.xinhuanet.com/english/2008-05/15/xin_00205051509394532409750.jpg

29 Landslides: 2008 Seichuan earthquake, China http://2.bp.blogspot.com/_a2JvElU8gh4/SCgx2yl8BbI/AAAAAAAAAF0/HTAxwpUnrwc/s1600/PICT3094%2Bcorrected.jpg

30 Dammed rivers: 2008 Seichuan earthquake, China http://scienceblogs.com/highlyallochthonous/2008/05/chengdhu_for_2008135.jpg

31 http://www.geonet.org.nz/images/news/2008/landslide_view.jpg

32 Cracked earthen dam: after 1994 Northridge earthquake http://www.emporia.edu/earthsci/student/dahms3/los_angeles_dam.jpg

33 Slumped earthen dam: 1971 San Fernando earthquake

34 Slumped earthen dam: 1971 San Fernando earthquake Photo by Al Boost, taken from: Natural Disasters, by Patrick Abbot (used w/o permission)

35 Slumped earthen dam: 1971 San Fernando earthquake USGS Fact Sheet 096-95

36 Sand blow: http://topex.ucsd.edu/es10/lectures/lecture12/sand_blow.jpg

37 Sand blow in Rann southwest of Khadir Island. New salt marks area of vented water following the earthquake. Photograph by M. Tuttle http://www.ceri.memphis.edu/gujarat/images/Photo8.jpg

38 SAN FRANCISCO, ~1 MONTH AFTER THE 1906 EARTHQUAKE. MOST BUILDINGS THAT WERE NOT DAMAGED BY THE EARTHQUAKE ITSELF BURNED. HERE, MUCH OF THE RUBBLE HAS BEEN CLEARED AWAY http://www.johnmartin.com/earthquakes/eqshow/images/64700220.GIF

39 http://pubs.usgs.gov/of/1996/ofr-96-0263/


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