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Activity

2023

• METALS AND MICROBES AND REDOX, OH MY: MOLYBDENUM ABUNDANCE AND ISOTOPES IN A FERRUGINOUS PRECAMBRIAN ANALOGUE
  T36 Advances in Non-Traditional Stable Isotope Measurements and Utility as Proxies in Modern and Paleo-Settings (Posters)
  Sunday, 15 October 2023

  8:00 AM - 5:30 PM

  Hall B
• SPATIOTEMPORAL WATERMASS EVOLUTION IN THE LATE DEVONIAN APPALACHIAN SEAWAY: EXPLORING THE LINK BETWEEN SEDIMENTATION, REDOX, AND SALINITY
  39 Deciphering the Devonian World, from Biotic to Environmental Crises across the Globe
  Sunday, 19 March 2023

  8:00 AM - 12:00 PM

  Regency Ballroom A

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2022

• POLAR EXPLORER - AN IMMERSIVE VIRTUAL LEARNING ENVIRONMENT TO EDUCATE STUDENTS ABOUT THE IMPACTS OF THAWING PERMAFROST
  T239 Leveraging Virtual Spaces for Geoscience Education: Exploration and Learning through Augmented and Virtual Reality (Posters)
  Wednesday, 12 October 2022

  9:00 AM - 1:00 PM

  Exhibit Hall F
• WATERMASS RECONSTRUCTION IN ANCIENT EPEIRIC SEAS: REDOX AND SALINITY ANALYSIS OF DEVONIAN-MISSISSIPPIAN BLACK SHALES OF THE APPALACHIAN BASIN, NORTH AMERICA
  25 Integrated Studies of Paleozoic Black Shale
  Friday, 8 April 2022

  8:00 AM - 12:00 PM

  North Meeting Room 205

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2021

• LATERAL WATERMASS GRADIENTS RECORDED IN ORGANIC-RICH FACIES OF THE LATE DEVONIAN APPALACHIAN AND ILLINOIS BASINS, USA
  T144 Broken Paradigms: Shallow-Water Deposition of Organic-Rich Facies through Earth History
  Tuesday, 12 October 2021

  8:00 AM - 12:00 PM

  B113/B114 (Hybrid Room)
• THE INFINISCOPE INITIATIVE: TRANSFORMING ESS EDUCATION THROUGH ADVANCES IN DIGITAL LEARNING DESIGN
  3 D40. Recent Advances in Geoscience Education
  Sunday, 10 October 2021

  8:00 AM - 12:00 PM

  B112

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2020

• STAKEHOLDER-PRODUCED VIRTUAL FIELD EXPERIENCES CAN CONTRIBUTE TO GEOHERITAGE
  T152 Expanding Geoheritage Awareness in North America
  Wednesday, 28 October 2020

  1:30 PM - 5:30 PM

  Meeting Rooms
• WATERMASS RECONSTRUCTION IN THE EARLY MISSISSIPPIAN APPALACHIAN SEAWAY BASED ON REDOX AND SALINITY PROXY VARIATION
  T76 Co-Evolution of Earth’s Surface Environment and Eukaryotic Life from the Mid-Proterozoic to Early Paleozoic
  Tuesday, 27 October 2020

  1:30 PM - 5:30 PM

  Meeting Rooms
• SHALLOW WATER ANOXIA PRECEDING THE RISE OF EUKARYOTES
  T81 Deep-Time Carbon Cycles, Redox Changes, and the Evolution of the Biosphere I
  Tuesday, 27 October 2020

  1:30 PM - 5:30 PM

  Meeting Rooms

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2019

• ADVANCING 25 YEARS OF DIGITAL INNOVATION - EXPLORING THE EVOLUTION OF 360° VIRTUAL FIELD TRIPS FROM APPLE’S HUMAN INTERFACE GROUP TO MODERN GAMIFICATION AND BEYOND
  T301 The Evolution and Diversity of Virtual Fieldwork Experiences
  Wednesday, 25 September 2019

  1:30 PM - 5:30 PM

  Room 106BC, West Building
• MULTIPLE NEGATIVE MOLYBDENUM ISOTOPE EXCURSIONS IN THE DOUSHANTUO FORMATION (SOUTH CHINA) FINGERPRINT COMPLEX REDOX-RELATED PROCESSES IN THE EDIACARAN NANHUA BASIN
  T221 Understanding the Neoproterozoic Earth-Life System
  Tuesday, 24 September 2019

  1:30 PM - 5:30 PM

  Room 102AB, West Building
• LIFE IN OXYGEN OASES DURING THE TERMINAL EDIACARAN EXPANSION OF MARINE ANOXIA
  T221 Understanding the Neoproterozoic Earth-Life System
  Tuesday, 24 September 2019

  1:30 PM - 5:30 PM

  Room 102AB, West Building
• THE FUTURE OF GEOSCIENCE EDUCATION AT GRAND CANYON: MORE—AND MORE DIVERSE—LEARNERS WILL EXPERIENCE IT BY PLACE-BASED AND DIGITAL MEANS
  75 Grand Ideas, Grand Events: Geoscience Research, Geoscience Education, and Human Connections to Grand Canyon at its Six Millionth, 150th, and 100th Anniversaries
  Monday, 23 September 2019

  8:00 AM - 12:00 PM

  North Ballroom 120D, North Building
• EXPLORING CADMIUM AS A PROXY FOR PRIMARY PRODUCTIVITY BEFORE THE GREAT OXIDATION EVENT
  T36 Oceans and Climates throughout Earth’s History: From Proxy Reconstructions to Model Assessments (Posters)
  Sunday, 22 September 2019

  9:00 AM - 5:30 PM

  Hall AB, North Building
• EXPLORING THE POTENTIAL OF THE RE ISOTOPE PALEOREDOX PROXY
  T7 Iron Formations, Ferruginous Sediments, and Redox through Time and Space
  Sunday, 22 September 2019

  8:00 AM - 12:00 PM

  Room 229A, North Building
• TEACHING REAL SCIENCE: A NOVEL APPROACH TO TEACHING STUDENTS THE SCIENTIFIC PROCESS
  T74 Geoscience Curriculum in the Twenty-First Century: Adapting Programs to Meet Students’ Evolving Needs
  Sunday, 22 September 2019

  1:30 PM - 5:30 PM

  Room 101AB, West Building
• EXPERIMENTAL EXAMINATION OF IRON PHOTOCHEMISTRY IN ANCIENT OCEANS
  T7 Iron Formations, Ferruginous Sediments, and Redox through Time and Space
  Sunday, 22 September 2019

  8:00 AM - 12:00 PM

  Room 229A, North Building
• USING INSTITUTIONAL ANALYSIS OF GRADES TO ASSESS EQUITY OF OUTCOMES IN ONLINE AND IN-PERSON SCIENCE COURSES
  T73 Practical Ways to Promote an Ethical, Diverse, Inclusive Culture across the Geosciences
  Sunday, 22 September 2019

  1:30 PM - 5:30 PM

  Room 101C, West Building
• DIGITAL INNOVATIONS IN GAMIFICATION, ADAPTIVITY, AND RICH LEARNING DESIGN TO VIRTUALLY EXPLORE THE PAST 350 MILLION YEARS
  52 Digital Learning Innovation in the Geosciences
  Sunday, 22 September 2019

  1:30 PM - 5:30 PM

  Special Presentation Area Hall A, North Building
• MIXED-METHODS RESEARCH ON THE IMPLICATIONS OF LEARNING OUTCOMES FOR IN-SITU AND VIRTUAL GEOLOGICAL FIELD TRIPS
  52 Digital Learning Innovation in the Geosciences
  Sunday, 22 September 2019

  1:30 PM - 5:30 PM

  Special Presentation Area Hall A, North Building
• ASSESSING THE BIOAVAILABILITY OF MO IN ARCHEAN OCEANS
  T7 Iron Formations, Ferruginous Sediments, and Redox through Time and Space
  Sunday, 22 September 2019

  8:00 AM - 12:00 PM

  Room 229A, North Building
• MOLYBDENUM ISOTOPE AND TRACE METAL SIGNALS IN AN IRON-RICH MESOPROTEROZOIC OCEAN: A SNAPSHOT FROM THE VINDHYAN BASIN, INDIA
  41 D26. Recent Advances in Precambrian Geology (Posters)
  Sunday, 22 September 2019

  9:00 AM - 5:30 PM

  Hall AB, North Building

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2018

• TWO EPISODES OF CAPITANIAN (MIDDLE PERMIAN) MASS EXTINCTION LINKED TO OCEANIC ANOXIA
  T283 Greenhouse to Icehouse Transition: Global Events of the Devonian, Carboniferous, and Early Permian II
  Wednesday, 7 November 2018

  1:30 PM - 5:30 PM

  Room 140
• BIOMARKER EVIDENCE OF LATE DEVONIAN MARINE ALGAL-MICROBIAL COMMUNITY CHANGES DRIVEN BY RIVERINE NUTRIENT INPUTS (CHATTANOOGA SHALE, TENNESSEE, U.S.A.)
  T256 Oceans and Climates through Earth History: From Proxy Reconstructions to Model Assessments (Posters)
  Wednesday, 7 November 2018

  9:00 AM - 6:30 PM

  Halls J-K
• RAPID OSCILLATIONS OF GLOBAL MARINE REDOX CONDITIONS AT THE DEVONIAN-CARBONIFEROUS TRANSITION
  T234 Greenhouse to Icehouse Transition: Global Events of the Devonian, Carboniferous, and Early Permian I
  Wednesday, 7 November 2018

  8:00 AM - 12:00 PM

  Room 140
• EDUCATION THROUGH EXPLORATION: LESSONS FROM DIGITAL ACTIVE LEARNING AT SCALE
  T100 Integrating Active Learning Strategies into College-Level Geoscience Classrooms: Implementation, Effects, and “Lessons Learned” (Posters)
  Monday, 5 November 2018

  9:00 AM - 6:30 PM

  Halls J-K
• CALCIUM ISOTOPE EVIDENCE OF AN EPISODE OF OCEAN ACIDIFICATION ACROSS THE SMITHIAN-SPATHIAN BOUNDARY
  T80 Global Change: Evolution and Extinctions in the Triassic
  Monday, 5 November 2018

  8:00 AM - 12:00 PM

  Room 136-137
• TWO EPISODES OF EXTENSIVE MARINE ANOXIA DURING THE PERMIAN-TRIASSIC BOUNDARY RECORDED BY URANIUM ISOTOPES IN MARINE DOLOMITE
  T11 New Developments in Geochemical Proxies for Paleoceanographic Research
  Sunday, 4 November 2018

  8:00 AM - 12:00 PM

  Room 140
• LOWER TRIASSIC CARBONATE δ238U RECORD DEMONSTRATES EXPANDED OCEAN ANOXIA DURING SMITHIAN THERMAL MAXIMUM AND IMPROVED VENTILATION DURING SMITHIAN-SPATHIAN BOUNDARY COOLING EVENT
  T11 New Developments in Geochemical Proxies for Paleoceanographic Research
  Sunday, 4 November 2018

  8:00 AM - 12:00 PM

  Room 140

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2017

• MERCURY STABLE ISOTOPES AS A NOVEL PROXY FOR PHOTIC ZONE EUXINIA
  T331 Mercury in the Geologic Record
  Wednesday, 25 October 2017

  1:30 PM - 5:30 PM

  Room 607
• NO EVIDENCE FOR ALTERNATIVE NITROGENASE EXPRESSION IN A MESOPROTEROZOIC MOLYBDENUM-LIMITED ENVIRONMENT: CONSTRAINTS FROM NITROGEN ISOTOPES AT 1.1 GA
  T324 The Co-Evolution of Life and Its Environment during the Precambrian: The “Boring Billion” and Mid-Proterozoic Emergence of Complex Life
  Wednesday, 25 October 2017

  8:00 AM - 12:00 PM

  Skagit 5
• DESIGNING AN INTEGRATED THEORY OF EARTH SYSTEM OXYGENATION
  T249 The Co-Evolution of Life and Its Environment during the Precambrian: The Rise of Oxygenic Photosynthesis and the Great Oxidation Event
  Tuesday, 24 October 2017

  1:30 PM - 5:30 PM

  Skagit 5
• QUANTIFYING ARCHEAN OXYGENATION - INSIGHTS FROM SULFIDE OXIDATION EXPERIMENTS AT LOW PO2
  T249 The Co-Evolution of Life and Its Environment during the Precambrian: The Rise of Oxygenic Photosynthesis and the Great Oxidation Event
  Tuesday, 24 October 2017

  1:30 PM - 5:30 PM

  Skagit 5
• CONSTRAINING THE MOLYBDENUM ISOTOPE BUDGET OF 2.63 – 2.50 GA OCEANS
  T249 The Co-Evolution of Life and Its Environment during the Precambrian: The Rise of Oxygenic Photosynthesis and the Great Oxidation Event
  Tuesday, 24 October 2017

  1:30 PM - 5:30 PM

  Skagit 5
• PROPOSING A DIGITAL TEACHING NETWORK FOR VIRTUAL FIELD EXPERIENCES
  T46 Teaching about the Earth Online
  Sunday, 22 October 2017

  1:30 PM - 5:30 PM

  Room 2B
• BEST PRACTICES IN TEACHING ONLINE: FACULTY-SOURCED GUIDANCE FROM INTEGRATE
  T46 Teaching about the Earth Online
  Sunday, 22 October 2017

  1:30 PM - 5:30 PM

  Room 2B
• QUANTITATIVE CONSTRAINTS ON END-PERMIAN AND EARLY TRIASSIC OCEANIC ANOXIA USING HIGH-RESOLUTION δ238U RECORDS
  T38 High-Resolution Investigations of the Permian-Triassic Transition
  Sunday, 22 October 2017

  1:30 PM - 5:30 PM

  Room 611
• CONTRASTING, COMPLEMENTARY LEARNING OUTCOMES OF IN-PERSON AND VIRTUAL FIELD-BASED GEOSCIENCE INSTRUCTION AT GRAND CANYON NATIONAL PARK
  T17 Beyond the Road-Cut: Virtual, Local, and Nontraditional “Field” Teaching and Learning Experiences
  Sunday, 22 October 2017

  8:00 AM - 12:00 PM

  Room 2B

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2016

• REINVIGORATING THE TRADITIONAL “HISTORICAL GEOLOGY” CURRICULUM WITH IMMERSIVE VIRTUAL FIELD EXPLORATION OF THE HISTORY OF EARTH AND LIFE
  T67 Digital Poster Session: Training Preservice Teachers to Apply Digital Technology across the Geoscience Curriculum (Posters)
  Sunday, 25 September 2016

  9:00 AM - 5:30 PM

  Exhibit Hall E/F

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2015

• AN EPISODE OF WIDESPREAD OCEAN ANOXIA DURING THE LATEST EDIACARAN PERIOD REVEALED BY LIGHT U ISOTOPE COMPOSITIONS IN CARBONATES
  T280 Geobiology of Critical Transitions: Integrating Fossils, Proxies, and Models II
  Wednesday, 4 November 2015

  8:00 AM - 12:00 PM

  Room 325/326
• PROTRACTED GLOBAL OCEAN ANOXIA DELAYED BIOTIC RECOVERY FOLLOWING THE END-PERMIAN MASS EXTINCTION
  T278 Early and Middle Triassic Restructuring Following the End-Permian Mass Extinction
  Wednesday, 4 November 2015

  8:00 AM - 12:00 PM

  Room 316
• COMPLEMENTARY (NOT COMPARATIVE) RESEARCH ON GEOSCIENCE TEACHING AND LEARNING IN VIRTUAL AND IN-SITU FIELD ENVIRONMENTS
  T156 Field-Based Educational Research: Insights from Field Camps, Field Trips, and Field-Based Courses
  Monday, 2 November 2015

  1:30 PM - 5:30 PM

  Room 337

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2014

• QUANTITATIVE CONSTRAINTS ON THE EXTENT OF MIDDLE PROTEROZOIC OCEAN ANOXIA FROM MODELING OF THE OCEANIC MASS BALANCE OF RHENIUM
  237 Paleoclimatology/Paleooceanography
  Tuesday, 21 October 2014

  1:00 PM - 5:00 PM

  223/224
• THE DEVELOPMENT OF A VALID AND RELIABLE BIOGEOCHEMISTRY CONCEPT INVENTORY
  113 Geoscience Education (Posters)
  Monday, 20 October 2014

  9:00 AM - 6:30 PM

  Exhibition Hall C
• EXPLORE AND STUDY GRAND CANYON BY IMMERSIVE VIRTUAL FIELD TRIP!
  T41 Digital Geology Sandpit I (Digital Posters)
  Sunday, 19 October 2014

  9:00 AM - 5:00 PM

  Exhibition Hall C
• CONFIRMATION OF MINIMAL POST-DEPOSITIONAL DISTURBANCE OF RHENIUM AND OSMIUM IN THE 2.50 GA MT. MCRAE SHALE AND OSMIUM ISOTOPE EVIDENCE FOR LATE ARCHEAN OXIDATIVE WEATHERING
  T76 Critical Earth-Life Transitions: The Terrestrial Perspective
  Sunday, 19 October 2014

  1:00 PM - 5:00 PM

  215/216
• VIRTUAL FIELD GEOLOGICAL EXPLORATION IN THE GRAND CANYON AND BEYOND
  16 Teaching the Geology of Western North America
  Tuesday, 20 May 2014

  8:00 AM - 12:00 PM

  Reid Hall 108

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2013

• TURBULENT TIMES FOR EARLY ANIMALS?
  T328 Advances in the Application of Biogeochemical Datasets in Paleoenvironmental and Paleoecological Studies
  Wednesday, 30 October 2013

  8:00 AM - 12:00 PM

  Mile High Ballroom 1AB
• INNOVATION ONLINE: INVERTING THE LECTURE-LAB PARADIGM IN SCIENCE EDUCATION
  T284 Geoscience Learning and Practice Enabled through Cyberinformatics and Technology II
  Tuesday, 29 October 2013

  1:00 PM - 5:00 PM

  Room 404
• VIRTUAL FIELD EXPLORATION OF GRAND CANYON GEOLOGY AND GEOLOGIC HISTORY
  161 Special Session: CRevolution 2: Cenozoic Landscape Evolution of the Colorado Plateau–Rocky Mountain Region and the Carving of Grand Canyon II
  Monday, 28 October 2013

  1:00 PM - 5:00 PM

  Mile High Ballroom 4CD
• LATE PERMIAN THROUGH EARLY TRIASSIC MARINE REDOX AND CONTINENTAL WEATHERING FLUX PATTERNS INTERPRETED FROM U AND ND ISOTOPES: IMPLICATIONS FOR END-PERMIAN EXTINCTION MODELS
  T28 Into the Frying PAN: The Early Triassic Hothouse of Pangea and Panthalassa I
  Sunday, 27 October 2013

  8:00 AM - 12:00 PM

  Room 601

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2012

• LEVERAGING RESOURCES: AGI-ASU-NASA TRIAD MODEL FOR EARTH AND SPACE SCIENCE TEACHER PROFESSIONAL DEVELOPMENT
  T243 Teaching Teachers: Examples of Successful Geoscience Content Courses and Workshops for Pre-Service and in-Service Teachers (Posters)
  Wednesday, 7 November 2012

  9:00 AM - 6:00 PM

  Hall B

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2011

• IDENTIFYING MISCONCEPTIONS ABOUT BIOGEOCHEMISTRY AMONG UNDERGRADUATES
  T21 Identifying and Addressing K–16 Student Misconceptions in the Earth-Science Classroom
  Sunday, 9 October 2011

  8:00 AM - 12:00 PM

  Room 211AB

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2010

• NEW VIEW OF THE OLD OCEAN: A PREVALENCE OF DEEP IRON AND MARGINALIZED SULFIDE FROM THE LATE ARCHEAN THROUGH THE PROTEROZOIC
  T238 Marine Redox Evolution: Controls and Consequences I
  Wednesday, 3 November 2010

  8:00 AM - 12:00 PM

  Room 203
• FE ISOTOPE FRACTIONATION AND KINETICS OF FE RELEASE DURING DISSOLUTION OF TWO VERY DIFFERENT AMPHIBOLES
  T236 Frontiers in Geochemistry: Kinetics and Thermodynamics of Chemical Reactions in Earth Environments through Integrated Field, Experimental, and Theoretical Studies: In Honor of J. Donald Rimstidt
  Wednesday, 3 November 2010

  8:00 AM - 12:00 PM

  Room 302
• FORMATION OF SYNGENETIC AND EARLY DIAGENETIC IRON MINERALS IN THE LATE ARCHEAN MT. MCRAE SHALE: PALEOCEANOGRAPHIC IMPLICATIONS
  T238 Marine Redox Evolution: Controls and Consequences I
  Wednesday, 3 November 2010

  8:00 AM - 12:00 PM

  Room 203
• URANIUM ISOTOPIC COMPOSITIONS OF CARBONATE SEDIMENTS AS A POTENTIAL REDOX PROXY
  T216 Deciphering Paleozoic Paleoenvironmental Changes Using Stable and Radiogenic Isotope Proxies
  Tuesday, 2 November 2010

  1:30 PM - 5:30 PM

  Room 607
• DO URANIUM ISOTOPES OF EPICONTINENTAL BLACK SHALES REFLECT GLOBAL OCEANIC CONDITIONS?
  T191 Deciphering Paleozoic Paleoenvironmental Changes Using Stable and Radiogenic Isotope Proxies (Posters)
  Tuesday, 2 November 2010

  8:00 AM - 6:00 PM

  Hall D

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2009

• USING 238U/235U RATIOS IN CARBONATES AS A PALEOREDOX INDICATOR: VARIATIONS ACROSS THE PERMIAN-TRIASSIC BOUNDARY
  222 Recent Advances in Paleoceanography and Paleoclimatology
  Wednesday, 21 October 2009

  8:00 AM - 12:00 PM

  Portland Ballrooms 251/258
• SURFACE OCEAN OXYGENATION PRECEDED THE GREAT OXIDATION EVENT
  T10 Microbial Mats, Biogeochemical Markers, and Microbial Evolution: The Co-Evolution of Early Earth and Microbial Life
  Sunday, 18 October 2009

  8:00 AM - 12:00 PM

  C124

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2007

• THE IRON ISOTOPE VARIATIONS IN THE ~ 2.5 GA MT. MCRAE SHALE
  T166 Emerging New Methods in Early Earth Studies: Unraveling the Co-Evolution of Earth and Life
  Tuesday, 30 October 2007

  1:30 PM - 5:30 PM
• MEDICAL APPLICATIONS OF CALCIUM AND OTHER “NON-TRADITIONAL” STABLE ISOTOPE SYSTEMS
  T109 Positive and Beneficial Aspects of Earth Sciences in Public Health
  Monday, 29 October 2007

  1:30 PM - 5:30 PM
• ELEMENTS OF LIFE
  T47 The Solar Stew: The Search for Ingredients of Life and Biomarkers in Our Solar System: Past or Present
  Sunday, 28 October 2007

  1:30 PM - 5:30 PM
• SEQUENCE STRATIGRAPHIC CONTROL ON THE MOLYBDENUM ISOTOPE RECORD OF THE HUSHPUCKNEY SHALE: IMPLICATIONS FOR REGIONAL PALEOCEANOGRAPHIC CONDITIONS
  28 Sequence Stratigraphy and Biostratigraphy of Pennsylvanian-Lower Permian Cyclothems in the North American Midcontinent II
  Thursday, 12 April 2007

  1:40 PM - 5:00 PM

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2006

• MOLYBDENUM ISOTOPE RECORD OF THE HUSHPUCKNEY SHALE (MISSOURIAN STAGE, EASTERN KANSAS): IMPLICATIONS FOR REGIONAL AND GLOBAL ANOXIA
  T198 Epi-continental Seas in the Geological Record: The Limitations of the Uniformitarian Paradigm I
  Wednesday, 25 October 2006

  8:00 AM - 12:00 PM
• MOLYBDENUM CONCENTRATION AND ISOTOPIC COMPOSITION IN THE ~2.5 GA MCRAE SHALE, HAMERSLEY BASIN, WESTERN AUSTRALIA: AN EARLY WHIFF OF OXYGEN?
  T46 Changes in Ocean and Atmospheric Redox State and the Evolution of Life II
  Sunday, 22 October 2006

  1:30 PM - 5:30 PM
• CONSTRAINING THE REDOX STATE OF THE PROTEROZOIC DEEP OCEANS USING THE MO ISOTOPE SYSTEMATICS OF EUXINIC BLACK SHALES
  T20 Changes in Ocean and Atmospheric Redox State and the Evolution of Life I
  Sunday, 22 October 2006

  8:00 AM - 12:00 PM
• THE ISOTOPIC EXPRESSION OF IRON SHUTTLING IN THE EUXINIC BLACK SEA BASIN AND IMPLICATIONS FOR THE RISE OF OXYGEN IN THE EARLY ATMOSPHERE
  T46 Changes in Ocean and Atmospheric Redox State and the Evolution of Life II
  Sunday, 22 October 2006

  1:30 PM - 5:30 PM
• GEOCHEMICAL EVIDENCE FOR THE RESTRICTION OF OXIC DEPOSITIONAL ENVIRONMENTS IN THE PROTEROZOIC OCEAN
  T46 Changes in Ocean and Atmospheric Redox State and the Evolution of Life II
  Sunday, 22 October 2006

  1:30 PM - 5:30 PM
• THE PRESERVATION OF NON-MASS DEPENDENT SULFUR ISOTOPE ANOMALIES IN A DEEP TIME ASTROBIOLOGY DRILL CORE FROM WESTERN AUSTRALIA
  T20 Changes in Ocean and Atmospheric Redox State and the Evolution of Life I
  Sunday, 22 October 2006

  8:00 AM - 12:00 PM

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2005

• INVITED: POSSIBLE BIOLOGICAL IMPLICATIONS OF MID-PROTEROZOIC OCEAN ANOXIA
  49 Proterozoic Oceans, Atmospheres, and Life
  Thursday, 11 August 2005

  1:30 PM - 4:30 PM
• FE CYCLING IN MODERN AND ANCIENT ANOXIC ENVIRONMENTS AND FUTURE DIRECTIONS FOR THE FE ISOTOPE PALEOPROXY
  45 Marine Anoxia over Geologic Time—Where, When, Why, and Cause and Effect Relationships to the Evolving Biosphere III
  Thursday, 11 August 2005

  9:00 AM - 12:00 PM
• TRACE METALS IN PRECAMBRIAN BLACK SHALES AND THE EVOLVING REDOX STATE OF THE EARLY OCEAN
  45 Marine Anoxia over Geologic Time—Where, When, Why, and Cause and Effect Relationships to the Evolving Biosphere III
  Thursday, 11 August 2005

  9:00 AM - 12:00 PM
• CONSTRAINTS ON ARCHEAN OXYGEN FROM MANTLE ISOTOPE SYSTEMATICS
  11 Oxygen and Evolution on Early Earth I
  Tuesday, 9 August 2005

  9:00 AM - 12:00 PM

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2004

• POSSIBLE BIOLOGICAL IMPLICATIONS OF MID-PROTEROZOIC OCEAN ANOXIA
  T205 Ocean Chemistry through the Precambrian and Paleozoic I
  Wednesday, 10 November 2004

  8:00 AM - 12:00 PM
• THE REDOX STATE OF DEVONIAN OCEANS: MO ISOTOPE EVIDENCE
  T235 Ocean Chemistry through the Precambrian and Paleozoic II
  Wednesday, 10 November 2004

  1:30 PM - 5:30 PM
• TEMPORAL TRENDS IN TRACE METAL ENRICHMENT IN PRECAMBRIAN BLACK SHALES AND OXIDATION OF SURFACE ENVIRONMENTS
  T205 Ocean Chemistry through the Precambrian and Paleozoic I
  Wednesday, 10 November 2004

  8:00 AM - 12:00 PM