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Searching Geotechpedia for volcano

TREE-RING BASED RECONSTRUCTION OF ROCKFALLS AT COFRE DE PEROTE VOLCANO, MEXICO (2017)
<p>In this study, dendrogeomorphic techniques are employed to analyse the temporal frequency and spatial distribution of rockfalls on a talus slope of La Teta valley, located on the NW slopes of Cofre de Perote volcano at ~4000 m above sea level. Based on ...
Filed under: Rock Mechanics -  Rock Falls
Reference: Geomorphology 290 (2017) 142–152
STRESS FIELD AROUND THE COLOUMBO MAGMA CHAMBER, SOUTHERN AEGEAN: ITS SIGNIFICANCE FOR ASSESSING VOLCANIC AND SEISMIC HAZARD IN SANTORINI (2012)
<p>Coloumbo submarine volcano lies 6.5 km offshore the NE part ofthe Santorini island complex and exhibits high seismicity along with vigorous hydrothermal activity. This study models the local stress field around Coloumbo&rsquo;s magma chamber and investigates ...
Reference: Journal of Geodynamics 54 (2012) 13–20
GEOLOGICAL EVALUATION OF THE BASE OF THE MT. AMIATA VOLCANIC COMPLEX (TUSCANY, ITALY) (2010)
<p>Over the past several years, the Mt. Amiata volcanogeothermal area has drawn the attention of the Italian scientific community for an environmental impact assessment concerning any interactions between the geothermal exploitation and the fresh water resources ...
Reference: Proceedings World Geothermal Congress 2010 Bali, Indonesia, 25-29 April 2010
SIMULATION OF HOT MUDFLOW DISASTER WITH CELL AUTOMATON AND VERIFICATION WITH SATELLITE IMAGERY DATA (2010)
Minimization differences on Cellular Automata approach to predict new inundated area of hot mudflow on LUSI mud eruption disaster which occurred in Sidoarjo area is proposed. There are three characteristics of hot mudflow that is unique such as surface material ...
Reference: International Archives of the Photogrammetry, Remote Sensing and Spatial Information Science, Volume XXXVIII, Part 8, Kyoto Japan 2010
SLOPE INSTABILITY MONITORING BY SPACE-BORNE SAR INTERFEROMETRY: PRELIMINARY RESULTS FROM PANACHAICO MOUNTAIN (WESTERN GREECE) (2010)
Space borne differential synthetic aperture radar interferometry (DInSAR) has already proven its potential for mapping ground deformation phenomena, e.g. earthquakes, volcano dynamics, etc covering in continuity large areas. The innovative Persistent Scatterers ...
Reference: Proceedings of the 12th International Congress, Patras, May, 2010
THE EVOLUTION OF ELASTIC MODULI WITH INCREASING CRACK DAMAGE DURING CYCLIC STRESSING OF A BASALT FROM MT. ETNA VOLCANO (2009)
In this paper is reported results of changes in elastic moduli measured during increasing amplitude cyclic stressing experiments on dry and water-saturated samples of Etna basalt.
Reference: Tectonophysics 471 (2009) 153–160
LIQUEFACTION-INDUCED GROUND DISRUPTION TRIGGERED BY THE EARTHQUAKE OF JUNE 8, 2008 IN NW PELOPONNESUS, GREECE (2008)
<p>In this paper, the earthquake-induced liquefaction phenomena are presented while a map of the area (NW Peloponnesus) was compiled showing their distribution.</p>
Reference: "31st General Assembly of the European Seismological Commission ESC 2008 Hersonissos, Crete, Greece, 7-12 September 2008"
LAPINDO BRANTAS AND THE MUD VOLCANO SIDOARJO, INDONESIA (2007)
This paper describes the hot mud that has been gushing from the ground near a gas exploration well, in Sidoarjo, East Java, 35 kilometres south of Indonesia's second largest city, Surabaya.
Reference: A Background paper prepared for Friends of the Earth International and Friends of the Earth Europe June 15 2007
TECTONICALLY CONTROLLED, TIME-PREDICTABLE BASALTIC VOLCANISM FROM ALITHOSPHERIC MANTLE SOURCE (CENTRAL BASIN AND RANGE PROVINCE, USA) (2007)
This paper summarizes physical volcanological, geochemical, and time-volume characteristics of the Plio-Pleistocene part of the Southwestern Nevada Volcanic Field (SNVF) as an example of an extremely low volume-flux end member of basaltic fields.
Reference: Earth and Planetary Science Letters 261 (2007) 201-216
VOLCANIC ERUPTIONS FOLLOWING M 9 MEGATHRUST EARTHQUAKES: IMPLICATIONS FOR THE SUMATRA-ANDAMAN VOLCANOES (2007)
Two volcanic eruptions in the Sumatra-Andaman arc that followed the disastrous M 9.3 earthquake of 26 December 2004 raise the question of whether these eruptions were triggered by the earthquake.In this paper are presented new evidence to suggest that earthquake-induced ...
Reference: GEOLOGY, June 2007 , June 2007; v. 35; no. 6; p. 539-542
Volcano erupts in Russia’s far east, spewing ash 20 kilometers into the air
CNN   11 April 2023   Russia   Kamchatka region  
Cars are shown covered in volcanic dust following the eruption.
<p>CNN &mdash; The Shiveluch volcano erupted early Tuesday morning in Russia&rsquo;s far eastern Kamchatka region, spewing ash up to 20 kilometers above sea level, according to the local branch of the Russia Academy of Sciences (RAS) Geophysical Survey.<br ...
Nevado del Ruiz: Residents evacuated from slopes of volcano
BBC NEWS   03 April 2023   Colombia   Nevado del Ruiz  
The Colombian Geological Survey has registered thousands of tremors a day
<p>Families living on the upper slopes of the Nevado del Ruiz volcano in Colombia are being evacuated after an increase of seismic activity.<br />Colombia's Geological Service (SGC) has raised the alert level from yellow to orange, warning that an eruption ...
Venus: Proof of active volcanoes—at last
PHYS.ORG   19 March 2023   World  
A perspective view across Maat Mons on Venus, based on Magellan radar data. Credit: NASA/JPL
<p>Venus is almost the same size, mass and density as Earth. So it should be generating heat in its interior (by the decay of radioactive elements) at much the same rate as the Earth does. On Earth, one of the main ways in which this heat leaks out is via ...
Photos from the First-Ever Ascent of Mt. Michel, an Ultra-Remote Volcano
PetaPixel   28 February 2023   South Sandwich Islands  
Mt. Michael, an active volcano in the South Sandwich Islands, rises more than 3,000 feet above the southern Atlantic Ocean.
<p>A team of National Geographic explorers led by Renan Ozturk and Emma Nicholson was able to reach the summit crater of Mount Michel &mdash; a remote stratovolcano &mdash; and confirm the existence of one of nature&rsquo;s rarest phenomenons: a lava lake.</p ...
First geological map of Yellowstone National Park stands test of time
Idaho Capital Sun   23 February 2023   USA  
This August 2016 photo shows the sunrise over Yellowstone Lake at the national park. (Neal Herbert/National Park Service)
<p>The volcanic character of Yellowstone has long been known. An indigenous map drawn on a bison pelt indicating a volcano on the Yellowstone River was described by the governor of Louisiana Territory in an 1805 letter to Thomas Jefferson.<br />The first formal ...
Hawaii’s Mauna Loa is erupting for the first time since 1984
CNN   28 November 2022   Hawaii   Mauna Loa  
Red hues from the eruption of Mauna Loa illuminated Monday's predawn sky.
<p>The world&rsquo;s largest active volcano, Mauna Loa on Hawaii, is erupting for the first time in nearly 40 years.<br />Though lava is flowing down one side of the volcano, the eruption in Hawaii Volcanoes National Park is not threatening communities, the ...
Antarctica bathed in dazzling colours in afterglow of Tonga eruption
The Guardian   15 July 2022   Antarctica  
Photograph: Stuart Shaw/Fly on the Wall Images
<p>The great white continent of Antarctica has been awash in dazzling pink and plum hues, thanks to the &ldquo;afterglow&rdquo; effect of the Tongan eruption.<br />The unusually fiery skies have already been reported across New Zealand and Australia in the ...
Filed under: Natural Hazards
US tourist falls into Italy's Mount Vesuvius volcano
Wanted in Rome   10 July 2022   Italy   Naples  
<p>Tourist had strayed off visitor path and was not seriously injured.<br />A 23-year-old American tourist fell into the crater of Mount Vesuvius, the volcano looming over Naples, Italian media reports.<br />The incident occurred on Saturday after the tourist ...
Canadian woman dies in avalanche on Ecuador volcano: officials
France24   08 July 2022   Ecuador   Chimborazo volcano  
Pablo Cozzaglio AFP/File
<p>One Canadian woman died and a fellow citizen was injured when an avalanche roared down the side of snow-capped Chimborazo volcano, Ecuador's highest peak, rescue service officials said Thursday.<br />Advertising<br />Security Service ECU911 in Riobamba ...
Filed under: Natural Hazards
Lava from La Palma volcano sparks cement factory fire, pushing 2,500 people into lockdown
CNN   11 October 2021   Canary Islands   La Palma  
A cement factory in Los Llanos was set ablaze by the lava.
<p>Madrid (CNN) Lava flowing from the Cumbre Vieja volcano on Spain's La Palma island sparked a fire at a cement factory Monday, leading to at least 2,500 residents to be ordered into lockdown to protect their health, a local official said.<br />The main danger ...