mount etna erupts again february 19, 2013 walter hays, global alliance for disaster reduction,...
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MOUNT ETNA ERUPTS AGAIN
February 19, 2013
Walter Hays, Global Alliance for Disaster Reduction, Vienna,
Virginia, USA
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Mount Etna emits lava flow in the early hours of
February 19, 2013
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MOUNT ETNA EMITS LAVA: FEB. 19, 2013
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MOUNT ETNA
Mount Etna is the result of convergence between the African and Eurasian Plates.
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MOUNT ETNA
Mount Etna, an active stratovolcano on the east coast of Sicily and the tallest active volcano in Europe at 3,329 m (10,922 ft), is close to Messina and Catania.
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Mount Etna, one of the most active volcanoes in the world,
has been in an almost constant state of activity for years.
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MOUNT ETNA: 2008
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ETNA: ONE OF WORLD’S DANGEROUS VOLCANOES
A major eruption of Etna and other volcanoes close to major population centers would be devastating to people, property, infrastructure, the environment, and the global economy.
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LOCATIONS OF DANGEROUS VOLCANOES
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COMMUNITIESCOMMUNITIESCOMMUNITIESCOMMUNITIESDATA BASES DATA BASES AND INFORMATIONAND INFORMATIONDATA BASES DATA BASES AND INFORMATIONAND INFORMATION
HAZARDS: GROUND SHAKING GROUND FAILURE SURFACE FAULTING TECTONIC DEFORMATION TSUNAMI RUN UP AFTERSHOCKS
•VOLCANO HAZARDS•BLDG. INVENTORY•VULNERABILITY•LOCATION
VOLCANO RISK VOLCANO RISK
RISK
ACCEPTABLE RISK
UNACCEPTABLE RISK
GOAL: VOLCANO GOAL: VOLCANO DISASTER RESILIENCEDISASTER RESILIENCE
• PREPAREDNESS•PROTECTION•EARLY WARNING•EMERGENCY RESPONSE•RECOVERY and RECONSTRUCTION
POLICY OPTIONSPOLICY OPTIONS
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LATERAL BLAST
VOLCANIC
ERUPTIONS
VOLCANIC
ERUPTIONS
PYROCLASTIC FLOWS
FLYING DEBRIS
VOLCANIC ASH
LAVA FLOWS
LAHARS
TOXIC GASES
CAUSES OF RISK
CAUSES OF RISK
CASE HISTORIESCASE HISTORIES
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VOLCANO CHAITEN: CHILE; MAY 3, 2008
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MOUNT MERAPI: INDONESIA
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INDONESIA’S MOUNT MERAPI ERUPTS ON MAY 15, 2006
• Mount Merapi emitted lava, debris, and a pyroclastic flow or cloud on May 15
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MOUNT SOMMA-VESUVIUS
• Location: Bay Naples, east of the city of Naples, Italy
http://en.wikipedia.org/wiki/Image:Naplesbay01.jpg
MDA Federal’s NaturalVue 2000. 6011 Executive Blvd, Suite 400, Rockville, Md, 20852
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MOUNT VESUVIUS: ITALY
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MOUNT FUJI: JAPAN
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NEVADA DEL RUIZ: COLOMBIA
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MOUNT RAINIER: WASHINGTON (USA)
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MOUNT RAINIER: LAHAR SIMULATION
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MOUNT RAINIER: LAHAR SIMULATION
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MOUNT RAINIER: LAHAR SIMULATION
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POPOCATEPL: MEXICO
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NYIRANGONGO: DEMOCRATIC REPUBLIC OF CONGO
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Mt. St. Helens – prior to the 1980 eruption
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Mt. St. Helens (after the 1980 eruption)
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Krakatau • Location: between Java and Sumatra • Date: 26-27 August, 1883 • Time: 2610:02 am (GMT)-The big one!
http://www.geology.sdsu.edu/how_volcanoes_work/Krakatau.htmlhttp://www.geology.sdsu.edu/how_volcanoes_work/Krakatau.html
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SHOULD WE BE THINKING ABOUT ANOTHER KRAKATOA ERUPTION ?
!
Krakatoa: Pre-1883 Eruption Anak Krakatoa—Son of Krakatoa