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Showing 4058 abstract results for "volcano".

• THE FUTURE OF EARTHQUAKE MONITORING FOR HAZARD MITIGATION IN THE PacNW
  John Vidale
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• ISOTOPIC CONSTRAINT ON ANDESITE AND DACITE PETROGENESIS AT THE AUCANQUILCHA VOLCANIC CLUSTER, NORTHERN CHILE: IMPLICATIONS FOR CRUSTAL GROWTH VS. CRUSTAL RECYCLING
  Barry Alan Walker
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• MONTSERRAT: THE CLASSROOM TO THE FIELD AND BACK AGAIN
  Holli M. Frey
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• GEOCHEMISTRY OF STONE TOOL SOURCES ON HAWAII ISLAND AS DETERMINED BY EDXRF
  Steven Lundblad
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• TRACKING INTRUSIONS BENEATH THE YELLOWSTONE CALDERA WITH GAS GEOCHEMISTRY
  Jacob B. Lowenstern
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• MAJOR CANADIAN WILDFIRES CORRELATE WITH LARGE VOLCANIC EVENTS
  Claire M. Belcher
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• PRELIMINARY RESULTS FROM A GROUND PENETRATING RADAR SURVEY OF MOUNT BAKER'S ACTIVE CRATER (SHERMAN CRATER), WASHINGTON
  Melissa M. Park
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• MAGNETIC RECORDS OF ALPINE GLACIATION IN THE WESTERN U.S.A. DURING THE LAST GLACIAL INTERVAL
  Joseph G. Rosenbaum
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• BIOTITE-SANIDINE 40Ar/39Ar AGE DISCORDANCES REFLECT Ar PARTITIONING AND PRE-ERUPTION CLOSURE IN BIOTITE
  John Milan Hora
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• RESIDENTIAL BUILDING DAMAGE FROM VOLCANIC ASHFALL IN FUTALEUFU, CHILE
  Dean M.W. Podolsky
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• EXTENSIONAL TECTONICS TRIGGERING PARTIAL MELTING OF SHALLOW INTRUSIONS IN THE BOLAñOS GRABEN, SOUTHERN SIERRA MADRE OCCIDENTAL, MEXICO
  Luca Ferrari
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• CONTROLS OF EXTENSION ON CLIMACTIC ARC MAGMATISM: EBBETTS PASS-CARSON PASS AREA, SIERRA NEVADA (CA)
  Jeanette C. Hagan
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• DISCOVERY OF LOWER CRETACEOUS RADIOLARIANS FROM THE SPONTANG OPHIOLITE, LADAKH, NW INDIA: IMPLICATIONS FOR NEO-TETHYAN EVOLUTION
  Alan T. Baxter
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• METHODS OF EXPERIMENTAL APATITE GROWTH AND THEIR APPLICATIONS TO MAGMATIC SYSTEMS
  Matthew E. Travis
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• LANDSLIDES IN PORTLAND, OREGON 2008-2009: BROKEN WATER PIPES AND HEAVY RAINFALL AS TRIGGERS
  Serin Duplantis
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• VOLCANIC ACTIVITIES OF TATUN VOLCANIC GROUP IN LAST 20 KYR, NORTHERN TAIWAN
  Chang-Hwa Chen
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• LAKE CAVIAHUE (ARGENTINA) AS A SOURCE-SINK FOR VOLCANIC ARSENIC AND PHOSPHORUS
  Tristan Kading
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• NEW VIEW OF LATERAL BLAST DYNAMICS AT MOUNT ST. HELENS
  Barry Voight
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• AN INTERDISCIPLINARY APPROACH TO ASSESSING AND COMMUNICATING HEALTH HAZARDS OF VOLCANIC ASH FALL
  Kristi L. Wallace
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• A TECHNIQUE FOR IN SITU MEASUREMENT OF OZONE IN TROPOSPHERIC VOLCANIC PLUMES USING TWO PORTABLE, LOW-COST, SENSORS
  Peter J. Kelly
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• GEOCHEMICAL AND ISOTOPIC EVIDENCE FOR DIFFERENTIATION AND ASSIMILATION IN THE ORIGIN OF MOUNT RAINIER'S CALC-ALKALINE ANDESITIC SUITE
  Thomas (Tom) Sisson
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• TEACHABLE MOMENTS – USING EARTHQUAKE NOTICES TO TEACH ABOUT GEOLOGIC HAZARDS
  Tammy Bravo
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• SHALLOW, HOT, MANTLE MELTING IN THE HIGH LAVA PLAINS, OREGON
  Tim Grove
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• ON THE GEOLOGICAL ORIGIN OF DEVILS TOWER, WYOMING - A NEW HYPOTHESIS CONSTRAINED BY FIELD RESEARCH, ANALOGUE AND THERMAL MODELING DATA, AND GRAVIMETRIC SURVEY
  Prokop Zavada
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009
• GROWTH AND EVOLUTION OF THE ISLAND OF HAWAII: PERSPECTIVES FROM HSDP DEEP DRILLING
  D.J. DePaolo
  2009 Portland GSA Annual Meeting (18-21 October 2009)
  October 16, 2009