MOUNT ETNA ERUPTS AGAIN

February 19, 2013

Walter Hays, Global Alliance for Disaster Reduction, Vienna,

Virginia, USA 

Mount Etna emits lava flow in the early hours of

February 19, 2013

MOUNT ETNA EMITS LAVA: FEB. 19, 2013

MOUNT ETNA

Mount Etna is the result of convergence between the African and Eurasian Plates.

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.

Mount Etna, one of the most active volcanoes in the world,

has been in an almost constant state of activity for years.

MOUNT ETNA: 2008

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.

LOCATIONS OF DANGEROUS VOLCANOES

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

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

VOLCANO CHAITEN: CHILE; MAY 3, 2008

MOUNT MERAPI: INDONESIA

INDONESIA’S MOUNT MERAPI ERUPTS ON MAY 15, 2006

• Mount Merapi emitted lava, debris, and a pyroclastic flow or cloud on May 15

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

MOUNT VESUVIUS: ITALY

MOUNT FUJI: JAPAN

NEVADA DEL RUIZ: COLOMBIA

MOUNT RAINIER: WASHINGTON (USA)

MOUNT RAINIER: LAHAR SIMULATION

MOUNT RAINIER: LAHAR SIMULATION

MOUNT RAINIER: LAHAR SIMULATION

POPOCATEPL: MEXICO

NYIRANGONGO: DEMOCRATIC REPUBLIC OF CONGO

Mt. St. Helens – prior to the 1980 eruption

Mt. St. Helens (after the 1980 eruption)

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

SHOULD WE BE THINKING ABOUT ANOTHER KRAKATOA ERUPTION ?

!

Krakatoa: Pre-1883 Eruption Anak Krakatoa—Son of Krakatoa