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  • The relationship of large volcanic eruption in the world and the summer drought/flood in China
  • China ; Drought ; Flood ; Precipitation ; Sichuan ; Statistics ; Summer ; Temperature ; Volcanic eruption ; Weather type
  • Chine ; Crue ; Eruption volcanique ; Eté ; Précipitation ; Sichuan ; Statistique ; Sécheresse ; Température ; Type de temps
  • Based on data in the last 500 years for strong volcanic activity and the summer drought/flood types available in China, the statistical relations of the volcanic eruptions in seasons and several regions and the drought/flood types and grade index
  • of main regions in China have been investigated. The possible teleconnection between flood in the Yangtze River and the Haihe River valleys in 1991 and the volcanic eruption of Mt Pinatubo in June of 1991 has been also examined.
  • Formation and failure of volcanic debris dams in the Chakachatna River valley associated with eruptions of the Spurr volcanic complex, Alaska
  • Alaska ; Cold area ; Dam ; Glacial lake ; Holocene ; Lahar ; Mudflow ; Natural hazards ; Quaternary ; Stream ; Volcanic eruption ; Volcanism
  • Alaska ; Barrage ; Coulée boueuse ; Cours d'eau ; Eruption volcanique ; Holocène ; Lac glaciaire ; Lahar ; Quaternaire ; Risque naturel ; Volcanisme ; Zone froide
  • In this paper, evidence for several episodes of debris dam formation associated with eruptions of the Spurr volcanic complex are described. Dam failure conditions and peak discharge are estimated with a dam-break model and regression equations
  • Climate-volcanism feedback and the Toba eruption of ∼74,000 years ago
  • Aerosol ; Climatic variation ; Glaciation ; Global change ; Indonesia ; Model ; Palaeoclimate ; Quaternary ; Sumatera ; Volcanic eruption ; Volcanism
  • Aérosol ; Changement global ; Eruption volcanique ; Glaciation ; Indonésie ; Modèle ; Paléoclimat ; Quaternaire ; Sumatera ; Variation climatique ; Volcanisme
  • In this paper, the AA. summarize recent information relating to the Toba eruption and use these data to estimate the resulting major pertubation of the global atmosphere. Comparison of these data with proxy climate data, and recent climate model
  • results, allows an assessment of the likelihood that the eruption was a contributing factor to the major transition from warm to cold climates in the last glacial cycle and suggests a possible general feedback coupling between eruptions and climatic change.
  • The February 1969 East rift eruption of Kilauea Volcano, Hawaii
  • Eruption 1969 ; Etats-Unis ; Géographie de l'Océanie ; Hawaï ; Kilauea, volcan ; Pacifique ; Volcanisme
  • Climatic, environmental and human consequences of the largest known historic eruption : Tambora volcano (Indonesia) 1815
  • Aerosol ; Atmosphere ; Catastrophe ; Climatic cooling ; Impact study ; Indonesia ; Tsunami ; Volcanic eruption ; Volcanism
  • Atmosphère ; Aérosol ; Catastrophe ; Date 1815 ; Eruption volcanique ; Etude d'impact ; Indonésie ; Refroidissement climatique ; Tambora ; Tsunami ; Volcanisme
  • in pronounced climate pertubations : anomalously cold weather the following year, and widesread crop failures. These events provide important insights into the volcanic forcing of climate, and the global risk of future eruptions on this scale.
  • The 1815 eruption of Tambora volcano (Sumbawa island, Indonesia) expelled around 140 gt of magma, making it the largest known historic eruption. 71 000 people died. The eruption injected 60 mt of sulfur into the stratosphere, which resulted
  • Assessment of volcanic hazards in the area of Arequipa City, based on the eruptive history of the Misti Volcano, Southern Peru
  • Volcanic geomorphology
  • Geochronology ; Lava flow ; Natural hazards ; Peru ; Photointerpretation ; Pyroclastic ; Quaternary ; Stratigraphy ; Tephrochronology ; Volcanic eruption ; Volcanism
  • Coulée de lave ; Eruption volcanique ; Géochronologie ; Photo-interprétation ; Pyroclastique ; Pérou ; Quaternaire ; Risque naturel ; Stratigraphie ; Téphrochronologie ; Volcanisme
  • The AA. present the geological and volcanic setting of the Misti volcano which encompasses 2 edifices : the old Misti stratovolcano and the young Misti stratocone. They analyze the stratigraphy and the chronology of its eruptive activity
  • , in particular over the past 100,000 years : 7 compound groups of deposits record the late Pleistocene eruptive of the modern Misti stratocone. Then, they aim to assess the volcanic hazards of future eruptions at Misti, based on mapping, recent eruptive deposits
  • , and models used on similar stratovolcanoes : 700,000 people in the Arequipa-Chiguata region are threatened by at least 4 types of volcanic hazards.
  • The surveillance and prediction of volcanic acivities in Japan
  • Catastrophe ; Eruption volcanique ; Géographie de l'Asie ; Géophysique ; Japon ; Prévision ; Volcanisme
  • Invasion and recovery of vegetation after a volcanic eruption in Hawaii
  • Colonisation ; Ecologie ; Eruption volcanique ; Géographie de l'Océanie ; Hawaii ; Pacifique ; Reconquête ; Série végétale ; Volcan ; Végétation
  • Glacier peak volcano: tephrochronology, eruption history and volcanic hazards in Tephra studies.
  • Eruption volcanique ; Etats-Unis ; Glacier Peak, volcan ; Géographie de l'Amérique ; Risque ; Risque naturel ; Téphrochronologie ; Volcanisme ; Volcanisme explosif ; Washington State
  • Dendroindications of recent volcanic eruptions in Kamchatka, Russia
  • Dendrochronology ; Dendrology ; Kamtchatka ; Russia ; Volcanism
  • Precisely dated tree-ring sequences of larch (Larix cajanderi Mayr) extending from 1801-1980 AD from Kamchatka lying in the far east of Asian continent were studied to see the influence of volcanic eruptions on tree growth and to assess
  • the potential of tree rings for dating ancient volcanic events.
  • Characteristics and possible source of a 1 479 A.D. volcanic ash layer in a Greenland ice core
  • Atmospheric circulation ; Climatic variation ; Geochemistry ; Global change ; Greenland ; Ice ; Ice core ; Palaeogeography ; Volcanic ash ; Volcanic eruption
  • Carotte de glace ; Cendre volcanique ; Changement global ; Circulation atmosphérique ; Eruption volcanique ; Glace ; Groenland ; Géochimie ; Paléogéographie ; Variation climatique
  • This study shows that ice cores contain valuable information of past eruptions, even if the identify of the source volcano or eruption cannot be specified. Such studies may provide important information regarding the link between major volcanic
  • eruptions and climatic change.
  • Krakatau revisited : the course of events and interpretation of the 1883 eruption
  • Geochemistry ; Indonesia ; Magma ; Pyroclastic ; Tsunami ; Volcanic eruption ; Volcanism
  • Eruption volcanique ; Géochimie ; Indonésie ; Magma ; Pyroclastique ; Tsunami ; Volcanisme
  • This paper reviews the eruption sequence and reexamines some of the more problematic and challenging volcanological aspects of the Krakatau event. Various hypotheses about the cause of the tsunamis and explosions are reviewed and it is concluded
  • Sediment discharge by storm runoff at volcanic torrents affected by eruption
  • Volcanic geomorphology
  • Alluvial cone ; Catastrophe ; Erosion rate ; Forecast ; Indonesia ; Japan ; Mudflow ; Natural hazards ; Rill wash ; Sediment transport ; Volcanic eruption ; Volcanism
  • Catastrophe ; Coulée boueuse ; Cône de déjection ; Eruption volcanique ; Indonésie ; Japon ; Prévision ; Risque naturel ; Ruissellement ; Transport sédimentaire ; Vitesse d'érosion ; Volcanisme
  • Sediment discharge including debris flows generated by storm runoff during, or just after volcanic eruptions can bring about severe disasters downslope on the flanking alluvial fans. In many cases, the main cause of such disasters is a major change
  • in the hydrologic response of the slope from the eruption. Observation of sediment discharge at 3 volcanic torrents at Mount Unzen and Mount Yakedake in Japan, and Mount Merapi in Indonesia, provided insight to such processes at volcanoes with recent eruption
  • Ecology ; Fauna ; Indonesia ; Island ; Population dynamics ; Vegetation ; Volcanic eruption ; Volcanism
  • Dynamique des populations ; Ecologie ; Eruption volcanique ; Faune ; Ile ; Indonésie ; Volcanisme ; Végétation
  • This paper re-examines previous suggestions concerning the colonization of the Krakatau islands since the extirpating 1883 eruption that involve the more recently emergent volcanic island Anak Krakatau, which itself suffered a devastating eruption
  • The Rabaul eruption, 1994
  • Catastrophe ; Forecast ; Harbour ; Papua New Guinea ; Town ; Tsunami ; Volcanic ash ; Volcanic eruption ; Volcanism
  • Catastrophe ; Cendre volcanique ; Eruption volcanique ; Papouasie-Nouvelle-Guinée ; Port ; Prévision ; Tsunami ; Ville ; Volcanisme
  • Discovery of two new Eifel volcanic eruptions in the Meuse terraces (Quaternary, Belgium). Preliminary notice
  • Alluvial terrace ; Belgium ; Heavy minerals ; Meuse ; Pyroclastics ; Quaternary ; Stratigraphy ; Tephrochronology ; Volcanism
  • Detailed heavy-minerals analysis allowed to discover the influence of two volcanic Eifel eruptions. Green acicular augite grains are typical for the early Rissian Caberg-Pietersem and end Rissian Eisden-Lanklaar Meuse terraces. - (L'A.).
  • Monitoring of geomorphic effects of the 1980 eruptions of Mount St. Helens, Washington, USA
  • Debris flow ; Geomorphogenesis ; Mass movement ; Natural hazards ; Sediment budget ; United States of America ; Volcanic eruption ; Volcanism ; Washington State
  • Bilan sédimentaire ; Coulée boueuse ; Eruption volcanique ; Etats-Unis ; Géomorphogenèse ; Mouvement de masse ; Risque naturel ; Volcanisme ; Washington State
  • This paper examines the use of geomorphology in the creation of volcanic hazards maps prior to this eruption, the mitigation strategies used, and the subsequent role of geomorphology in subsequent recovery efforts. A sediment budget is presented
  • that summarizes the yield estimated from many geomorphic sources, based on post-eruption aerial monitoring and ground measurements.
  • Permafrost aggradation caused by tephra accumulation over snow-covered surfaces : examples from the Hekla-2000 eruption in Iceland
  • Conceptual model ; Iceland ; Impact ; Periglacial features ; Permafrost ; Pyroclastic ; Volcanic eruption ; Volcanism
  • Eruption volcanique ; Impact ; Islande ; Modèle conceptuel ; Pergélisol ; Pyroclastique ; Périglaciaire ; Volcanisme
  • concerning the relationship between winter-fallen tephra and buried snow preservation is suggested. Furthermore, the relation of volcanic eruptions and potential preservation of buried snow in permafrost conditions on a global scale is discussed.
  • The aim of this paper is an analysis of tephra accumulation on a pre-eruption winter snow cover and its influence on permafrost aggradation. Based on multi-annual field observations at the Hekla volcano, southern Iceland, a conceptual model
  • Fluvial sediment transport and deposition following the 1991 eruption of Mount Pinatubo
  • Carrying capacity ; Impact ; Philippines ; Pyroclastic ; Sediment transport ; Volcanic eruption ; Volcanism ; Watershed
  • Bassin-versant ; Capacité de charge ; Eruption volcanique ; Impact ; Philippines ; Pinatubo ; Pyroclastique ; Transport sédimentaire ; Volcanisme
  • in volcanically disturbed rivers reflects higher transport capacities than in their nondisturbed counterparts, and that arid zone channels provide a better analog for predicting post-eruption bedload transport due to their high transport efficiency.
  • The AA. report observations of the magnitude, processes, and effects of fluvial sediment transport and deposition on the Pasig-Potrero River alluvial fan 6 years after the cataclysmic eruption of Mount Pinatubo. This analysis shows bedload transport
  • Spatial and temporal distribution of large volcanic eruptions from 1750 to 2010
  • Climatic change ; Interdecadal variation ; Jawa ; Pacific Region ; Seasonal variation ; Spatial distribution ; Sumatera ; Tropical zone ; Volcanic eruption ; Volcanism ; World
  • Années 1750-2010 ; Changement climatique ; Distribution spatiale ; Eruption volcanique ; Jawa ; Monde ; Pacifique ; Sumatera ; Variation interdécennale ; Variation saisonnière ; Volcanisme ; Zone intertropicale
  • Using the dataset provided by the Smithsonian Institution's Global Volcanism Program, the AA. have extracted the large volcanic eruptions (volcanic explosivity index ≥ 4) from the period 1750–2010 and have then analyzed the main characteristics
  • of large volcanic eruptions since 1750 according to their geographic latitudes, their elevations, and the years and months in which they occurred. The results show that most large volcanic eruptions were located around the margins of the Pacific Ocean
  • and the islands of Sumatra and Java, especially in the equatorial regions (10°N-10°S). Large volcanic eruptions were concentrated at 1000–2000 m elevations and in the months of January and April. Large volcanic eruptions have interdecadal fluctuations, including