spatial and temporal trends in landslide occurrence in south asia

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Spatial and temporal trends in landslide occurrence in South Asia Dave Petley Institute of Hazard, Risk and Resilience Durham University http://blogs.agu.org/landslideblog/

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Spatial and temporal trends in landslide occurrence in South Asia. Dave Petley Institute of Hazard, Risk and Resilience Durham University. http://blogs.agu.org/landslideblog/. CRED data for landslide fatalities. 6587. Other disasters 2002-2009 (CRED database) - PowerPoint PPT Presentation

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Page 1: Spatial and temporal trends in landslide occurrence in South Asia

Spatial and temporal trends in landslide occurrence in South Asia

Dave PetleyInstitute of Hazard, Risk and Resilience

Durham University

http://blogs.agu.org/landslideblog/

Page 2: Spatial and temporal trends in landslide occurrence in South Asia

CRED data for landslide fatalities

2000 2001 2002 2003 2004 2005 2006 2007 2008 20090

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6587

Other disasters 2002-2009 (CRED database)Earthquake: 429,877 River flood: 37,860Storm: 166,410 Volcano: 221

Page 3: Spatial and temporal trends in landslide occurrence in South Asia

2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 20120

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Landslides from the Kashmir earthquake NB: Considerable uncertainty

Landslides from the Wenchuan earthquake

The human cost of landslides

81,833

Page 4: Spatial and temporal trends in landslide occurrence in South Asia

Global fatal rainfall-induced landslides – 2006 to 2009

Page 5: Spatial and temporal trends in landslide occurrence in South Asia

Non-seismic landslide fatalities

2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 20120

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Page 6: Spatial and temporal trends in landslide occurrence in South Asia

Non-seismic landslide fatalities

2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 20120

5000

10000

15000

20000

25000

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35000

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Page 7: Spatial and temporal trends in landslide occurrence in South Asia

Page 8: Spatial and temporal trends in landslide occurrence in South Asia

Page 9: Spatial and temporal trends in landslide occurrence in South Asia

Global fatal rainfall-induced landslides – 2006 to 2009

Page 10: Spatial and temporal trends in landslide occurrence in South Asia

Himalayan Arc

Page 11: Spatial and temporal trends in landslide occurrence in South Asia

Himalayan Arc – 2004 to 2009

Page 12: Spatial and temporal trends in landslide occurrence in South Asia

Monthly occurrence of non-seismic fatal landslides (NFLs)

Page 13: Spatial and temporal trends in landslide occurrence in South Asia

Annual cycle in pentads (five day bins)

Page 14: Spatial and temporal trends in landslide occurrence in South Asia

Trend in occurrence?

Page 15: Spatial and temporal trends in landslide occurrence in South Asia

More detailed investigation:landslide occurrence in Nepal

Page 16: Spatial and temporal trends in landslide occurrence in South Asia

Page 17: Spatial and temporal trends in landslide occurrence in South Asia

Page 18: Spatial and temporal trends in landslide occurrence in South Asia

Conclusions