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Showing 4058 abstract results for "volcano".

• EVOLUTION OF THE MAGMATIC MELTS AT GORELY VOLCANO (KAMCHATKA)
  Maxim G. Gavrilenko
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• EVIDENCE OF PASSIVE DEGASSING THROUGH OPEN VOLCANIC SYSTEM FOR BARREN ISLAND VOLCANO (ANDAMAN SEA, NE INDIAN OCEAN) FROM FUMAROLIC GAS COMPOSITION
  Mohammad Ayaz Alam
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• IMPORTANCE OF THE BARREN ISLAND VOLCANO (ANDAMAN SEA, NE INDIAN OCEAN) IN THE INDONESIAN VOLCANIC ARC STUDY
  Mohammad Ayaz Alam
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• USING GOOGLE MAPS TO INTRODUCE GEOLOGIC CONCEPTS ON THE USGS VOLCANO HAZARDS PROGRAM WEBSITES
  Dina Venezky
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• CRYSTAL SIZE DISTRIBUTIONS (CSDs) IN A BASALTIC FLOW AT THE SMALL HASANDAG VOLCANO, CENTRAL TURKEY: COMPARISON OF CALCULATED RESIDENCE TIMES WITH PLAGIOCLASE AND CLINOPYROXENE CRYSTALS
  Gokce K. Ustunisik
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• CAN STATIC MAGMA DECCAN STATIC MAGMA DECOMPRESSION TRIGGER AN ERUPTION? EVIDENCE FROM KĪLAUEA VOLCANO, HAWAI`I
  Michael P. Poland
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• HYDRAULIC BEHAVIOUR AND SIMULATION OF VOLCANIC DEBRIS FLOWS IN POPOCATEPETL VOLCANO, MEXICO
  Esperanza Muñoz-Salinas
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• FRACTURING OF PUMICE FLOW DEPOSITS: LASCAR VOLCANO, CHILE
  Patrick Whelley
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• SIMULATIONS OF TEPHRA DISPERSAL FROM THE 1991 EXPLOSIVE ERUPTIONS OF HUDSON VOLCANO, CHILE
  David J. Kratzmann
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• TRACKING VOLATILE RATIOS THROUGH THE MAGMATIC AND HYDROTHERMAL SYSTEM OF KAWAH IJEN VOLCANO, INDONESIA
  Nathalie Vigouroux
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• STRUCTURE AND DEPTH OF THE HYDROTHERMAL SYSTEMS OF MASAYA VOLCANO, NICARAGUA
  Guillaume Mauri
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• GEOTHERMOMETRY OF MUTNOVSKY VOLCANO, RUSSIA, AND IMPLICATIONS FOR MAGMATIC EVOLUTION
  Kelly L. Robertson
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• CHARACTERIZATION OF THE VOLCANIC SUBSTRATE AND SOIL FOLLOWING THE 2008 ERUPTION OF KASATOCHI ISLAND VOLCANO, ALASKA
  Bronwen Wang
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• DYNAMIC CONTROLS ON FLUID FLOW AT MASAYA VOLCANO, NICARAGUA
  Sophie C.P. Pearson
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• CONDUIT CONVECTION VS. DEEP DEGASSING AT OPEN VENT VOLCANOES: MELT INCLUSION EVIDENCE FROM POPOCATEPETL VOLCANO, MEXICO
  Paul Wallace
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• DOCUMENTING THE 2008-2009 SUMMIT ERUPTION OF KILAUEA VOLCANO, HAWAI`I WITH TIME-LAPSE PHOTOGRAPHY
  Tim R. Orr
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• COLLAPSE-INDUCED EXPLOSIONS DURING THE 2008-2009 SUMMIT ERUPTION OF KILAUEA VOLCANO, HAWAI`I
  Tim R. Orr
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• VULCANIAN EXPLOSION DYNAMICS IN 2008-09 AT SOUFRIERE HILLS VOLCANO, MONTSERRAT, FROM STRAINMETER DATA
  Lauriane Chardot
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• EOCENE TO OLIGOCENE VOLCANOGENIC SEDIMENTARY AND VOLCANIC ROCKS EXPOSED IN THE WHITNEY 7.5' QUADRANGLE, OREGON: IMPLICATIONS FOR VOLCANO-TECTONIC EVOLUTION
  Brian N. Spall
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• THE AUGUST 7, 2008 ERUPTION OF KASATOCHI VOLCANO: A MAJOR EXPLOSIVE ERUPTION AND ITS AFTERMATH AT A SMALL ISLAND VOLCANO IN THE CENTRAL ALEUTIAN ISLANDS OF ALASKA
  Christopher F. Waythomas
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• REGIONAL MAGMATIC SETTING OF CALLAQUI VOLCANO (S-ANDES, CHILE)
  James C. Rea
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• MANTLE TO SURFACE, PASSIVE AND EXPLOSIVE DEGASSING OF EREBUS VOLCANO
  Clive Oppenheimer
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• MELT INCLUSION RECORDS OF MONOGENETIC ERUPTIONS: A BIMODAL EXAMPLE FROM DOTSERO VOLCANO, COLORADO
  Michael C. Rowe
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• GEOLOGIC MAP OF THE 350 km3 BASALT-TO-DACITE VENIAMINOF VOLCANO, ALEUTIAN ARC
  Charles Bacon
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• REMOTE SENSING OF VOLCANO STREAM TEMPERATURES PRIOR TO ERUPTIVE PHASES
  John M. Perreault
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009