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Activity

2024

• ASSESSING TERRESTRIAL PALEOENVIRONMENTAL CHANGE ACROSS THE CRETACEOUS-PALEOGENE BOUNDARY IN EASTERN MONTANA THROUGH LIPID BIOMARKERS
  T113 The Cretaceous-Paleogene (K-Pg) Boundary Interval: From Large-scale Geological Events to Mass Extinction Mechanisms (Posters)
  Monday, 23 September 2024

  8:00 AM - 5:30 PM

  Hall D
• CHRONOSTRATIGRAPHY OF EARLY PALEOGENE TERRESTRIAL SEDIMENTARY SECTION IN THE TERRY BADLANDS, EASTERN MONTANA
  T89 The Cretaceous-Paleogene (K-Pg) Boundary Interval: From Large-scale Geological Events to Mass Extinction Mechanisms
  Monday, 23 September 2024

  8:00 AM - 12:00 PM

  204C

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2022

• IMPLICATIONS OF SANDSTONE “CIGAR” STRUCTURES FOR FLUVIAL SYSTEM GEOMETRY ACROSS THE CRETACEOUS-PALEOGENE BOUNDARY IN EASTERN MONTANA
  T36 Over the Hills and through the River: The Mechanisms of Change in Bedrock River Influenced/Controlled Landscapes
  Sunday, 9 October 2022

  1:30 PM - 5:30 PM

  406

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2021

• NEW DEPOSITIONAL AGE CONSTRAINTS FOR THE CRETACEOUS-PALEOGENE TRANSITION (HELL CREEK REGION, WILLISTON BASIN)
  T177 Correlation of Global Stages, Series, and Systems into North American Stratigraphic Successions
  Tuesday, 12 October 2021

  1:30 PM - 5:30 PM

  A106
• THE AGE OF NASKAL, THE TYPE LOCALITY OF INDIA’S FIRST KNOWN CRETACEOUS MAMMAL
  T74 New Perspectives on Phanerozoic Mass Extinctions and Environmental Perturbations II
  Monday, 11 October 2021

  8:00 AM - 12:00 PM

  E143/E144
• DECCAN VOLCANISM AT K-PG TIME
  T44 From the Guajira Desert to the Apennines, and from the Sardinia/Corsica Microplate to the Killer Asteroid: Honoring the Career of Walter Alvarez on the Occasion of His 80th Birthday
  Sunday, 10 October 2021

  1:30 PM - 5:30 PM

  Portland Ballroom 256 (Hybrid Room)
• PALEOMAGNETISM AND GEOCHRONOLOGY OF THE CARBONIFEROUS BAIRD FORMATION, EASTERN KLAMATH MOUNTAINS: CRATONIC PALEOLATITUDE AND VARIABLE ROTATION
  8 Understanding the Sierra Nevada Through New Regional Geologic and Geophysical Syntheses II
  Thursday, 13 May 2021

  8:30 AM - 12:30 PM

  UNR Centers for Transformative Monitoring Programs (CTEMPS) Room
• PALEOMAGNETIC DATA FROM THE CARBONIFEROUS BAIRD FORMATION, EASTERN KLAMATH MOUNTAINS, CALIFORNIA
  7 Undergraduate Research I (Posters)
  Wednesday, 12 May 2021

  11:25 AM - 12:30 PM

  Mackay School of Earth Sciences & Engineering Room

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2019

• QUANTITATIVE ESTIMATES OF DECCAN FLOOD BASALT ERUPTIVE FLUXES AND CLIMATE CONSEQUENCES
  T296 Volcanism, Impacts, and Phanerozoic Mass Extinctions: Discovering a Common Cause and Planning for the 6th Mass Extinction II
  Wednesday, 25 September 2019

  1:30 PM - 5:30 PM

  Room 227ABC, North Building

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2018

• THE CRETACEOUS/PALEOGENE BOUNDARY DEPOSITS IN GORGONILLA ISLAND
  T242 The Geology of Colombia
  Wednesday, 7 November 2018

  8:00 AM - 12:00 PM

  Room 243
• BIOTIC RECOVERY FOLLOWING THE END-CRETACEOUS ASTEROID IMPACT RECORDED FROM GORGONILLA ISLAND, COLOMBIA
  T242 The Geology of Colombia
  Wednesday, 7 November 2018

  8:00 AM - 12:00 PM

  Room 243
• THE ROLE OF GEOCHRONOLOGY IN LINKING FLOOD BASALTS TO MASS EXTINCTIONS
  T12 EARTHTIMEs and EarthRates: Exploring the Tempo and Mode of Earth-System Processes and Evolution
  Sunday, 4 November 2018

  8:00 AM - 12:00 PM

  Room 143-144
• TOWARD A CHRONOSTRATIGRAPHIC FRAMEWORK FOR THE LAST MILLION YEARS OF ENVIRONMENTAL AND HUMAN EVOLUTION IN THE MIDDLE AWASH, ETHIOPIA: 40AR/39AR GEOCHRONOLOGY AND TEPHRA CHEMISTRY
  T12 EARTHTIMEs and EarthRates: Exploring the Tempo and Mode of Earth-System Processes and Evolution
  Sunday, 4 November 2018

  8:00 AM - 12:00 PM

  Room 143-144

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2017

• EARTHTIME 2.0, ACCELERATING THE DEVELOPMENT AND APPLICATION OF INTEGRATED METHODOLOGIES FOR THE QUANTIFICATION OF GEOLOGICAL TIME
  T352 Improvements and Challenges in Geochronology: Organizing the Past while Planning for the Future (Posters)
  Wednesday, 25 October 2017

  9:00 AM - 6:30 PM

  Halls 4EF
• MERCURY CHEMOSTRATIGRAPHY THROUGH THE CRETACEOUS-PALEOGENE BOUNDARY IN THE HELL CREEK REGION OF MONTANA AND ITS RELATIONSHIP TO DECCAN VOLCANISM
  T331 Mercury in the Geologic Record
  Wednesday, 25 October 2017

  1:30 PM - 5:30 PM

  Room 607
• EARLY MAMMALIAN FAUNAL RECOVERY FOLLOWING THE CRETACEOUS-PALEOGENE MASS EXTINCTION EVENT IN MCGUIRE CREEK, MONTANA, USA
  T197 Mass Extinctions I: Past, Present, and Future?
  Tuesday, 24 October 2017

  8:00 AM - 12:00 PM

  Room 608
• SULFUR PARTITIONING BETWEEN CLINOPYROXENE AND MELT: TACKLING GAS LOADS FROM LIP MAGMAS
  T228 Mass Extinctions II: Past, Present, and Future?
  Tuesday, 24 October 2017

  1:30 PM - 5:30 PM

  Room 608
• A MODERN LOOK AT THE DECCAN CHEMOSTRATIGRAPHIC SCHEME
  T197 Mass Extinctions I: Past, Present, and Future?
  Tuesday, 24 October 2017

  8:00 AM - 12:00 PM

  Room 608
• NEW 40AR/39AR AND PLANKTONIC FORAMINIFERAL DATA INDICATE A KPB AGE FOR THE CHICXULUB-LINKED SPHERULE BED AT GORGONILLA ISLAND, PACIFIC OF COLOMBIA
  T113 Impact Cratering: From Fire to Ice—Cratering across the Solar System
  Monday, 23 October 2017

  8:00 AM - 12:00 PM

  Tahoma 1
• EVIDENCE FOR CHICXULUB IMPACT SEISMICITY AT GORGONILLA ISLAND K/PG SECTION, PACIFIC OF COLOMBIA
  T113 Impact Cratering: From Fire to Ice—Cratering across the Solar System
  Monday, 23 October 2017

  8:00 AM - 12:00 PM

  Tahoma 1

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2016

• PARSING THE TIMING OF EVENTS AT THE CRETACEOUS-PALEOGENE BOUNDARY
  T287 Timing, Drivers, and Marine and Terrestrial Ecosystem Responses to the Cretaceous-Paleogene Extinction Event
  Wednesday, 28 September 2016

  8:00 AM - 12:00 PM

  Room 504
• HIGH-RESOLUTION CHRONOSTRATIGRAPHY AND MAGNETOSTRATIGRAPHY OF THE TERRESTRIAL CRETACEOUS-PALEOGENE BOUNDARY TRANSITION IN THE HELL CREEK REGION, MONTANA
  T287 Timing, Drivers, and Marine and Terrestrial Ecosystem Responses to the Cretaceous-Paleogene Extinction Event
  Wednesday, 28 September 2016

  8:00 AM - 12:00 PM

  Room 504
• MERCURY CONCENTRATION AS AN INDICATOR OF DECCAN TRAPS VOLCANISM IN LATE CRETACEOUS AND EARLIEST PALEOGENE SEDIMENTS FROM THE HELL CREEK REGION, MONTANA
  T287 Timing, Drivers, and Marine and Terrestrial Ecosystem Responses to the Cretaceous-Paleogene Extinction Event
  Wednesday, 28 September 2016

  8:00 AM - 12:00 PM

  Room 504
• NEUTRON ACTIVATED 80KR++ INTERFERING 40AR/39AR GEOCHRONOLOGY
  206 Geochemistry I
  Tuesday, 27 September 2016

  1:30 PM - 5:30 PM

  Room 403
• BE CAREFUL WHAT YOU WISH FOR- A TRIBUTE TO SAM BOWRING
  T144 Time Matters: Celebrating the Scientific Legacy of Samuel A. Bowring
  Monday, 26 September 2016

  1:30 PM - 5:30 PM

  Mile High Ballroom 3B
• THE EARTHTIME INITIATIVE: ACCELERATING ADVANCES IN GEOCHRONOLOGY SINCE 2003
  T144 Time Matters: Celebrating the Scientific Legacy of Samuel A. Bowring
  Monday, 26 September 2016

  1:30 PM - 5:30 PM

  Mile High Ballroom 3B
• INTERCALIBRATION AND AGE OF THE ALDER CREEK SANIDINE 40AR/39AR STANDARD
  T127 Beyond EARTHTIME: Accuracy and a Multi-Chronometer Time Scale
  Monday, 26 September 2016

  1:30 PM - 5:30 PM

  Room 403

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2014

• EVIDENCE FOR A CONTINUOUS PERMIAN-TRIASSIC BOUNDARY SECTION AND LOWER TRIASSIC TERRESTRIAL STRATA IN NORTH-CENTRAL TEXAS
  T198 Extreme Environmental Conditions and Biotic Responses during the Permian-Triassic Boundary Crisis and Early Triassic Recovery II
  Tuesday, 21 October 2014

  8:00 AM - 12:00 PM

  215/216
• TRIGGERING OF THE LARGEST DECCAN ERUPTIONS BY THE CHICXULUB IMPACT
  T200 Mass Extinctions: Volcanism, Impacts, and Catastrophic Environmental Change II
  Tuesday, 21 October 2014

  8:00 AM - 12:00 PM

  223/224
• TILTING AND TRANSLATION IN WESTERN BRITISH COLOMBIA: 40AR/39AR GEOCHRONOLOGY AND PALEOMAGNETISM OF THE SMITH ISLAND BUTEDALE AND ECSTALL PLUTONS AND IMPLICATION FOR THE BAJA-BC HYPOTHESIS
  T65 Tectonics of the Northwest Cordillera II: A Session in Honor of the Career Contributions of Ned Brown, Jim Monger, and Glenn Woodsworth
  Sunday, 19 October 2014

  1:00 PM - 5:00 PM

  116/117

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2013

• A TALE OF TWO WALKER LANE PULL-APARTS
  23 Reconstructing the Pacific-North America Plate Boundary Through Late Cenozoic Time II
  Tuesday, 21 May 2013

  1:30 PM - 5:30 PM

  Salon A2

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2012

• HIGH RESOLUTION CHRONOSTRATIGRAPHY OF THE TERRESTRIAL K/P BOUNDARY IN NORTHEASTERN MONTANA: IMPLICATIONS FOR EXTINCTION AND RECOVERY
  T132 Geologic Timescale—Current Status, Future Enhancement, and Applications
  Monday, 5 November 2012

  1:30 PM - 5:30 PM

  203A
• INTEGRATED MAGNETOSTRATIGRAPHY AND GEOCHRONOLOGY OF THE "OCHOAN" QUARTERMASTER FORMATION OF NORTH TEXAS
  12 Stratigraphy and Paleontology of the Permian (Posters)
  Thursday, 8 March 2012

  1:30 PM - 5:00 PM

  Espino Foyer

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2011

• RETENTION OF INHERITED ARGON IN ALKALI FELDSPAR XENOCRYSTS: CONSTRAINTS FROM BA DIFFUSION PROFILES
  T237 EARTHTIME Geochronology: Improving Age Interpretations through Integration and Intercalibration
  Wednesday, 12 October 2011

  8:00 AM - 12:00 PM

  Room 102D-F
• U-PB AND AR/AR DATING OF THE CRETACEOUS-PALEOGENE BOUNDARY INTERVAL IN EASTERN MONTANA
  T237 EARTHTIME Geochronology: Improving Age Interpretations through Integration and Intercalibration
  Wednesday, 12 October 2011

  8:00 AM - 12:00 PM

  Room 102D-F
• "OCHOAN” QUARTERMASTER FORMATION OF NORTH TEXAS, USA, PART II: MAGNETOSTRATIGRAPHY AND GEOCHRONOLOGY
  T153 Permian-Triassic Changes and Extinction Event: New Insights from Sedimentary, Geochemical, and Paleobiological Records and Modeling Approaches I
  Tuesday, 11 October 2011

  8:00 AM - 12:00 PM

  Room 200FG
• “OCHOAN” QUARTERMASTER FORMATION OF NORTH TEXAS, USA, PART I: LITHO- AND CHEMOSTRATIGRAPHY
  T153 Permian-Triassic Changes and Extinction Event: New Insights from Sedimentary, Geochemical, and Paleobiological Records and Modeling Approaches I
  Tuesday, 11 October 2011

  8:00 AM - 12:00 PM

  Room 200FG
• GEOCHRONOLOGY OF THE MANYARA BEDS, NORTHERN TANZANIA: STRATIGRAPHY AND NEW MAGNETOSTRATIGRAPHY AND 40Ar/39Ar AGES
  T132 Paleoclimate, Terrestrial Ecosystems, and Human Evolution in Africa from the Pleistocene to the Present
  Monday, 10 October 2011

  1:30 PM - 5:30 PM

  Room 200FG

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2010

• TIME SCALE CALIBRATION BENEFITTING FROM THE MATTINSON TECHNIQUE (CA-TIMS) APPLIED TO VOLCANIC ZIRCONS
  T282 EARTHTIME: In Honor of the Contributions of James Mattinson to High-Precision U-Pb Geochronology
  Wednesday, 3 November 2010

  1:30 PM - 5:30 PM

  Room 207

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2009

• SIMULTANEOUS DETERMINATION OF 40K DECAY CONSTANTS AND AGE OF THE FISH CANYON SANIDINE 40AR/39AR STANDARD
  T160 EARTHTIME: From Developing Tools to Teaching about Time
  Tuesday, 20 October 2009

  8:00 AM - 12:00 PM

  C123
• THE EXTREME RANGE OF ARGON ISOTOPE RATIOS IN OBSIDIAN
  T216 Obsidian from Magma to Artifact: Geological and Archaeological Perspectives
  Tuesday, 20 October 2009

  1:30 PM - 5:30 PM

  E146
• HIGH-PRECISION 40Ar/39Ar GEOCHRONOLOGICAL CONSTRAINTS ON THE EVOLUTION OF MESOZOIC ECOSYSTEMS IN EAST ASIA: RATES AND DATES
  T186 EARTHTIME: From Developing Tools to Teaching about Time (Posters)
  Tuesday, 20 October 2009

  9:00 AM - 6:00 PM

  Hall A
• SUPERERUPTIONS OF THE SIERRA MADRE OCCIDENTAL LARGE IGNEOUS PROVINCE: PROBABLE FACTOR IN THE EOCENE-OLIGOCENE-MIOCENE GLOBAL CLIMATE CHANGE
  T15 Supervolcanoes, Ignimbrite Flare-ups, and Their Impacts: Definition, Debate, and New Developments
  Sunday, 18 October 2009

  8:00 AM - 12:00 PM

  B117/118/119
• CENOZOIC PALEOCANYON EVOLUTION, ANCESTRAL CASCADES ARC VOLCANISM, AND STRUCTURE OF THE CARSON PASS REGION, SIERRA NEVADA CALIFORNIA
  12 Pulling Apart the Cordilleran Orogen: Tectonic and Magmatic Processes Revealed within Extensional Terranes
  Friday, 8 May 2009

  1:30 PM - 5:30 PM

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2008

• High-Precision 40Ar/39Ar Age Constraints on the Basal Lanqi Formation and Its Implications for Floral Evolution and Paleoenvironment
  277 Paleontology III - Paleoecology, Geochronology, and Education
  Wednesday, 8 October 2008

  8:00 AM - 12:00 PM
• IMPLICATIONS OF NEW PALEOMAGNETIC DATA FROM THE REDDING SECTION, EASTERN KLAMATH TERRANE
  6 The Klamath Mountains Province—500 Million Years of Crustal Accretion and Exhumation
  Wednesday, 19 March 2008

  1:30 PM - 5:35 PM

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2007

• NEW 40AR/39AR AGE CONSTRAINTS FOR MIDDLE STONE AGE ARCHAEOLOGY AT GADEMOTTA AND KULKULETTI, ETHIOPIA
  T125 From Geoarchaeology and Paleoanthropology to Sedimentary Geology and Geochemistry II: A Memorial to Richard L. Hay
  Tuesday, 30 October 2007

  8:00 AM - 12:00 PM
• GEOCHRONOLOGY OF LARGE IGNEOUS PROVINCES
  34 Pulse of the Earth: Geochronology and Paleomagnetism of Large Igneous Provinces—The Key to Reconstructing Precambrian Supercontinents
  Sunday, 28 October 2007

  1:30 PM - 5:30 PM
• MAGNETIC PROPERTIES OF HEMATITE-ILMENITE AND REHEATING IN THE ECSTALL PLUTON AND IMPLICATIONS FOR THE BAJA-BC HYPOTHESIS
  35 Origin and Accretionary Processes of Cordilleran Terranes: New Methods, Models and Challenges II
  Sunday, 6 May 2007

  1:30 PM - 6:00 PM

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2005

• EVALUATING PLUTON GROWTH MODELS USING HIGH RESOLUTION GEOCHRONOLOGY: TUOLUMNE INTRUSIVE SUITE, SIERRA NEVADA, CA
  T56 What is a Magma Chamber? The Role of Sheets in the Assembly of Intrusions I
  Sunday, 16 October 2005

  1:30 PM - 5:30 PM

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2004

• BIMODAL VOLCANISM AND RIFT BASIN DEVELOPMENT IN THE MIDDLE AWASH REGION, ETHIOPIA
  T209 Geological Context of Early Humans from Ethiopian Rift Basins
  Wednesday, 10 November 2004

  8:00 AM - 12:00 PM
• THE GEOLOGY OF GONA
  T209 Geological Context of Early Humans from Ethiopian Rift Basins
  Wednesday, 10 November 2004

  8:00 AM - 12:00 PM
• EARTHTIME: A COMMUNITY-BASED EFFORT TOWARDS HIGH-PRECISION CALIBRATION OF EARTH HISTORY
  T84 Geologic Time and CHRONOS: Databases, Tools, Outreach, Education, and the Geoinformatics Revolution I
  Monday, 8 November 2004

  8:00 AM - 12:00 PM
• IMPLICATIONS OF LAMELLAR MAGNETISM FOR INTERPRETING ANOMALOUS MAGNETIC REMANENCE DIRECTIONS OF DEEP-SEATED PLUTONS
  T43 Terrane Translation, Orogenesis, and Plate Interactions in the Late Mesozoic to Early Cenozoic North American Cordillera, and Implications for Paleogeographic Reconstructions
  Sunday, 7 November 2004

  1:30 PM - 5:30 PM

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2002

• TIMING OF THE PERMIAN-TRIASSIC TRANSITION: NEW U/PB AND 40AR/39AR RADIO-ISOTOPIC AGES FROM MARINE (S CHINA) AND TERRESTRIAL (E AUSTRALIA) SECTIONS
  222 Stratigraphy
  Wednesday, 30 October 2002

  1:30 PM - 5:30 PM
• MAGNETOSTRATIGRAPHY OF PERMIAN-TRIASSIC PARALIC SEDIMENTS FROM LANGZAI, GUIHZOU PROVINCE, SOUTH-WESTERN CHINA
  222 Stratigraphy
  Wednesday, 30 October 2002

  1:30 PM - 5:30 PM
• COSMOGENIC NOBLE GASES AS POTENTIAL PALEOALTIMETERS
  T22 Rocky Mountains I: Geologic Records of Paleoelevation
  Sunday, 27 October 2002

  8:00 AM - 12:00 PM
• RADIOMETRIC AND BIOSTRATIGRAPHIC AGE RELATIONS IN THE COAST RANGE OPHIOLITE (CRO), NORTHERN CALIFORNIA: IMPLICATIONS FOR JURASSIC TECTONIC EVOLUTION OF THE WESTERN CORDILLERA
  11 Jurassic Tectonics and Magmatism in Outboard Terranes from Northern California to Washington
  Monday, 13 May 2002

  1:30 PM - 5:30 PM

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2001

• HOW RELIABLE ARE "HIGH-RESOLUTION" RADIO-ISOTOPIC AGES?
  135 Stratigraphy III: Phanerozoic Sequence Stratigraphy
  Wednesday, 7 November 2001

  1:30 PM - 5:30 PM

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Date Unknown

• CORRELATING THE STEENS (R0-N0) MAGNETIC POLARITY REVERSAL ACROSS THE OREGON PLATEAU
  87 Geophysics/Tectonophysics/Seismology (Posters)
• MAGNETOSTRATIGRAPHY, GEOCHRONOLOGY AND GEOCHEMICAL EVOLUTION OF THE PLIOCENE COSO VOLCANIC FIELD, CA AND CONTEMPORANEITY WITH SIERRA NEVADA DELAMINATION
  183 Volcanology (Posters)
• MAGNETOSTRATIGRAPHY OF PERMIAN-TRIASSIC MARINE SEDIMENTS FROM SHANGSI, SICHUAN PROVINCE, CHINA
  61 Stratigraphy (Posters) I