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Activity

2024

• INSIGHT INTO MINERAL FABRICS, BIOFABRICS, AND CHANNEL ARCHITECTURE TO COMPREHENSIVELY CHARACTERIZE MICROBIALITE TEXTURE
  T2 New Voices in Geobiology
  Sunday, 22 September 2024

  8:00 AM - 12:00 PM

  208A

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2023

• EXAMINING FE-CYCLING IN MICROBIAL MATS AS A LITHIFICATION MECHANISM
  T223 New Advances in the Study of Microbialites
  Wednesday, 18 October 2023

  8:00 AM - 12:00 PM

  335
• MICROBIAL AND MINERAL IMPACT ON TEXTURE IN INCIPIENT DENDROLITIC MICROBIALITES, LITTLE HOT CREEK, CA
  T223 New Advances in the Study of Microbialites
  Wednesday, 18 October 2023

  8:00 AM - 12:00 PM

  335

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2022

• EXAMINING A NOVEL ROLE FOR IRON REDOX CYCLING AND THE LITHIFICATION OF MICROBIAL MATS IN THE ROCK RECORD
  T87 New Voices in Geobiology
  Monday, 10 October 2022

  8:00 AM - 12:00 PM

  507

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2021

• DID EARLY BIOTURBATORS OXYGENATE SHALLOW TO DEEP SEDIMENT TIERS IN EDIACARAN-CAMBRIAN BENTHIC ECOSYSTEMS?
  T42 Future Leaders in Paleontology
  Sunday, 10 October 2021

  1:30 PM - 5:30 PM

  Portland Ballroom 255 (Hybrid Room)

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2020

• OXIDATION-REDUCTION COUPLES IN THE FORMATION OF STROMATOLITES: AN EXAMPLE OF IRON CYCLING IN OBSIDIAN POOL PRIME HOT SPRING, YELLOWSTONE NATIONAL PARK, WYOMING
  T24 New Advances in Geobiology
  Monday, 26 October 2020

  1:30 PM - 5:30 PM

  Meeting Rooms

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2019

• THE RECORD OF ENVIRONMENTAL CHANGE IN NORTHEASTERN PANTHALASSA DIRECTLY PRECEDING THE END-TRIASSIC MASS EXTINCTION EVENT
  T247 Volcanism, Impacts, and Phanerozoic Mass Extinctions: Discovering a Common Cause and Planning for the 6th Mass Extinction I
  Wednesday, 25 September 2019

  8:00 AM - 12:00 PM

  Room 227ABC, North Building

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2018

• EARTH-LIFE TRANSITIONS WITHIN A CHRONOLOGIC FRAMEWORK: BIOGEOCHEMICAL CHANGE ASSOCIATED WITH THE END-TRIASSIC EXTINCTION FROM THE LEVANTO SECTION (NORTHERN PERU)
  T235 Earth-Life Transitions: Critical Information from Deep Time to Manage Future Environmental Change
  Wednesday, 7 November 2018

  8:00 AM - 12:00 PM

  Room 143-144
• EVIDENCE FOR RAPID RATES OF OXYGENIC PHOTOSYNTHESIS WITHIN NEOARCHEAN STROMATOLITES
  T150 New Voices in Geobiology I
  Tuesday, 6 November 2018

  8:00 AM - 12:00 PM

  Room 243
• VARIABLE LIQUID DECARBONATION METHODS FOR Δ13CORG ANALYSES IN SEDIMENTARY SECTIONS AND ON MODERN SOILS AND RIVER SEDIMENTS
  T36 New Developments in Geochemical Proxies for Paleoceanographic Research (Posters)
  Sunday, 4 November 2018

  9:00 AM - 5:30 PM

  Halls J-K

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2017

• NEW RECORD OF BIOTIC RESPONSE AND OF AN UNUSUAL CARBONATE SYSTEM FOR THE END-TRIASSIC MASS EXTINCTION AT FERGUSON HILL, NEVADA
  T305 Impact of Extinction Events on the Ecological and Geochemical Functioning of Marine Ecosystems
  Wednesday, 25 October 2017

  8:00 AM - 12:00 PM

  Room 608
• MERCURY CONCENTRATIONS AND ISOTOPES FROM THE TRIASSIC-JURASSIC BOUNDARY: A LITHOLOGIC AND DEPOSITIONAL DISCUSSION
  T331 Mercury in the Geologic Record
  Wednesday, 25 October 2017

  1:30 PM - 5:30 PM

  Room 607
• HG ISOTOPES AS TRACERS OF DEPOSITIONAL ENVIRONMENTS IN MARINE SEDIMENTS FROM THE PRECAMBRIAN TO THE PHANEROZOIC
  T331 Mercury in the Geologic Record
  Wednesday, 25 October 2017

  1:30 PM - 5:30 PM

  Room 607
• DECREASING WATER COLUMN DENITRIFICATION BEFORE THE END-TRIASSIC EXTINCTION? INSIGHT FROM STABLE NITROGEN ISOTOPES
  T217 Deciphering the Major Paleoenvironmental Crises of the Earth and Their Impact on the Marine Ecosystems and Biogeochemical Cycles
  Tuesday, 24 October 2017

  8:00 AM - 12:00 PM

  Room 307/308
• GAS PRODUCTION WITHIN ARCHEAN STROMATOLITES: EVIDENCE FOR ANCIENT MICROBIAL METABOLISMS
  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
• TESTING LIQUID DECARBONATION TEMPERATURE AND TIME FOR δ13CORG ANALYSES IN SEDIMENTARY SECTIONS
  272 D17. Paleontology, Paleoecology/Taphonomy (Posters)
  Tuesday, 24 October 2017

  9:00 AM - 6:30 PM

  Halls 4EF
• TIMING AND ALTERNATIVE ECOSYSTEM STATES FOLLOWING THE END-TRIASSIC MASS EXTINCTION (NEVADA, PERU, ENGLAND): INSIGHTS FROM HG ANOMALIES AND THEIR RELATIONSHIP TO THE CENTRAL ATLANTIC MAGMATIC PROVINCE
  T217 Deciphering the Major Paleoenvironmental Crises of the Earth and Their Impact on the Marine Ecosystems and Biogeochemical Cycles
  Tuesday, 24 October 2017

  8:00 AM - 12:00 PM

  Room 307/308
• UNRAVELING RADIAL OOID FORMATION IN GREAT SALT LAKE (UTAH): INSIGHTS FROM RADIOCARBON CHRONOLOGY AND MOLECULAR BIOLOGY
  T119 Microbialite Textures and Chemical Signatures in Continental Settings: Forging the Link between the Modern and Ancient
  Monday, 23 October 2017

  8:00 AM - 12:00 PM

  Room 602/603

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2016

• SHIFTING BIOGEOCHEMICAL DYNAMICS DURING THE LATE TRIASSIC AND EARLY JURASSIC: INSIGHT FROM STABLE CARBON AND NITROGEN RECORDS
  T115 Sedimentary, Paleobiologic, and Geochemical Studies of Deep Time Ocean-Climate Perturbations I: Honoring the Scientific Contributions of Michael A. Arthur
  Monday, 26 September 2016

  8:00 AM - 12:00 PM

  Room 402
• METHANOTROPHY IN 2.7 GA SOUTH AFRICAN LAKES
  162 Paleontology, Paleoecology/Taphonomy (Posters)
  Monday, 26 September 2016

  9:00 AM - 6:30 PM

  Exhibit Hall E/F
• HIGH-RESOLUTION PETROGRAPHIC AND CARBON ISOTOPE ANALYSES OF THE END-TRIASSIC MASS EXTINCTION HORIZON, LOWERMOST MULLER CANYON MEMBER (GABBS FORMATION), FERGUSON HILL, NEVADA
  76 Paleontology, Diversity, Extinction, Origination (Posters)
  Sunday, 25 September 2016

  9:00 AM - 5:30 PM

  Exhibit Hall E/F

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2015

• THE TRIPLE OXYGEN ISOTOPE COMPOSITION OF MARINE SULFATE: A METRIC FOR ATMOSPHERIC OXYGEN
  T280 Geobiology of Critical Transitions: Integrating Fossils, Proxies, and Models II
  Wednesday, 4 November 2015

  8:00 AM - 12:00 PM

  Room 325/326
• MICROBIAL DIVERSITY OF OOIDS FROM GREAT SALT LAKE, UT
  T109 Molecular Methodology and the Heart of Geobiology (Posters)
  Monday, 2 November 2015

  9:00 AM - 6:30 PM

  Exhibit Hall
• CARBONATE-RICH CONES: A NEW MODERN ANALOGUE OF ANCIENT CONICAL STROMATOLITE FORMATION?
  T109 Molecular Methodology and the Heart of Geobiology (Posters)
  Monday, 2 November 2015

  9:00 AM - 6:30 PM

  Exhibit Hall
• TIMING OF CARBON ISOTOPE EXCURSIONS DURING THE LATE TRIASSIC AND EARLY JURASSIC: NEW MODELING CONSTRAINTS FOR CARBON CYCLE PERTURBATIONS ASSOCIATED WITH THE EMPLACEMENT OF THE CENTRAL ATLANTIC MAGMATIC PROVINCE
  T19 Mass Extinction Causality: Records of Anoxia, Acidification, and Global Warming during Earth's Greatest Crises I
  Sunday, 1 November 2015

  8:00 AM - 12:00 PM

  Room 310
• MICROBIAL METABOLISMS INFLUENCE CARBONATE PRECIPITATION IN A LAMINATED MICROBIAL MAT
  T55 Geomicrobiology: Microbes as a Geologic Force on Modern and Ancient Earth
  Sunday, 1 November 2015

  1:30 PM - 5:30 PM

  Room 338
• MERCURY CONCENTRATIONS AND ISOTOPES AS TRACERS OF CAMP IN TRIASSIC-JURASSIC STRATA FROM MULLER CANYON, NEVADA
  T19 Mass Extinction Causality: Records of Anoxia, Acidification, and Global Warming during Earth's Greatest Crises I
  Sunday, 1 November 2015

  8:00 AM - 12:00 PM

  Room 310

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2014

• HIGH RESOLUTION PALEOECOLOGY AND GEOCHEMISTRY ACROSS THE TRIASSIC/JURASSIC MASS EXTINCTION INTERVAL AND THE IMPORTANCE OF BIOSILICEOUS “GLASS RAMPS”
  T160 Critical Earth-Life Transitions: The Marine Perspective
  Monday, 20 October 2014

  1:00 PM - 5:00 PM

  114/115

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2013

• MICROBIAL DIVERSITY AND CONSTRUCTION OF A YELLOWSTONE NATIONAL PARK STROMATOLITE
  T179 Celebrating the Scientific Contributions of Kirk Nordstrom—Part 2: Geochemistry of Arsenic and Antimony, Microbial Biogeochemistry, Geothermal Systems, Radioactive Waste Disposal, and Geochemical Modeling
  Monday, 28 October 2013

  1:00 PM - 5:00 PM

  Room 503

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2012

• A DEEP TIME PERSPECTIVE ON OCEAN ACIDIFICATION
  190 SPECIAL SESSION: Recent Advances in Carbonate Sedimentology and Stratigraphy: In Memory of Gerald M. Friedman
  Tuesday, 6 November 2012

  1:30 PM - 5:30 PM

  203B
• LOCAL ENVIRONMENTAL CHANGE DURING THE EARLY EOCENE CLIMATIC OPTIMUM DETECTED USING CHEMICAL ANALYSES OF A GREEN RIVER FORMATION (LACUSTRINE) STROMATOLITE
  T80 Lacustrine Microbialites Past and Present: Hydrology, Water Chemistry, Sedimentology, and Stratigraphy
  Monday, 5 November 2012

  9:45 AM - 12:00 PM

  219AB

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2011

• THE EFFECTS OF SPRING LEVEL ON STROMATOLITE LAMINATION AND MORPHOLOGY, YELLOWSTONE NATIONAL PARK
  T155 Springs as Sites of Dynamic Physical, Geochemical, and Ecological Processes
  Tuesday, 11 October 2011

  8:00 AM - 12:00 PM

  Room M100DE
• AN EARLY DIAGENETIC CARBONATE FACTORY ACROSS THE TRIASSIC-JURASSIC TRANSITION
  T79 The Triassic: Turning Point for Phanerozoic Life
  Monday, 10 October 2011

  8:00 AM - 12:00 PM

  Room 205AB
• STABLE ISOTOPE AND CARBONATE ASSOCIATED SULFATE RECORD OF A LACUSTRINE STROMATOLITE, GREEN RIVER FORMATION (EOCENE)
  T18 Lacustrine Carbonates
  Sunday, 9 October 2011

  8:00 AM - 12:00 PM

  Room M100DE

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2010

• CARBONATE-ASSOCIATED SULFATE, δ34S AND δ13C ANALYSES OF DOLOMITE CONCRETIONS OF THE MIOCENE MONTEREY FORMATION: INSIGHTS INTO PRECIPITATION ENVIRONMENTS
  T204 Geochemical and Isotopic Evolution of Sedimentary and Crystalline Formation Brines
  Tuesday, 2 November 2010

  1:30 PM - 5:30 PM

  Room 402
• MIGHT OCEAN ACIDIFICATION LEAVE A DIAGENETIC RECORD?
  T179 Ocean Acidification and Other Societally Relevant Environmental Changes (Posters): Using the Past to Infer Our Future (Cushman Session)
  Tuesday, 2 November 2010

  8:00 AM - 6:00 PM

  Hall D
• CORAL CONSTRAINTS ON ATMOSPHERIC CARBON DIOXIDE LEVELS AT THE TRIASSIC-JURASSIC BOUNDARY, A POTENTIAL OCEAN ACIDIFICATION EVENT
  T131 Ocean Acidification and Other Societally Relevant Environmental Changes: Using the Past to Infer Our Future (Cushman Session)
  Monday, 1 November 2010

  1:30 PM - 5:30 PM

  Room 603

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2009

• DO MASS EXTINCTIONS HAVE DIAGENETIC CONSEQUENCES?
  T159 Volcanism, Impacts, Mass Extinctions, and Global Environmental Change III
  Tuesday, 20 October 2009

  8:00 AM - 12:00 PM

  Portland Ballroom 253
• RATE OF LAMINATION FORMATION OF A MICRODIGITATE STROMATOLITE FROM WALKER LAKE, WESTERN NEVADA
  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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2008

• Sulfur and Carbon Geochemistry and the End Permian Mass Extinction
  T285 Recoveries from Mass Extinction: Patterns, Processes, and Comparisons I
  Wednesday, 8 October 2008

  8:00 AM - 12:00 PM
• A Tale of Two Stromatolites
  T271 Microbialites: A 3.5-Billion-Year Record of Microbe-Sediment Interactions
  Tuesday, 7 October 2008

  1:30 PM - 5:30 PM
• Walker Lake, Nevada Stromatolites: An in-Depth Study of Texture, Growth Rate, and Morphology
  T265 Lakes in Extreme Environments: Earth and Beyond
  Tuesday, 7 October 2008

  1:30 PM - 5:30 PM
• From Biofilms to Siliceous Stromatolites: The Interplay Between Microbial Activity, Hot Spring Chemistry and Growth Rate
  T215 Biofilms and Biomineralization: Evidence from Ancient and Modern Systems
  Monday, 6 October 2008

  1:30 PM - 5:30 PM

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2007

• CARBONATE ASSOCIATED SULFATE: A NOVEL PALEOLIMNOLOGIC AND GEOBIOLOGICAL TOOL APPLIED TO WALKER LAKE, NEVADA
  T160 Inland Waters, Playas and Saline Lakes: More than Mini-Oceans
  Tuesday, 30 October 2007

  1:30 PM - 5:30 PM
• BIOLOGICAL TRANSPORT OF NITRATE WITHIN SEDIMENTS UNDERLYING OXYGEN DEFICIENT ZONES: A NEW TWIST IN THE N CYCLE
  T42 Innovative Uses of Environmental Isotopes in Hydrology
  Sunday, 28 October 2007

  1:30 PM - 5:30 PM

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Date Unknown

• THE MORPHOGENESIS OF WALKER LAKE, NEVADA STROMATOLITES
  T147 Emerging New Methods in Early Earth Studies: Unraveling the Co-Evolution of Earth and Life (Posters)
• REEVALUATING GRAVIMETRIC DETERMINATION OF CARBONATE ASSOCIATED SULFATE CONCENTRATIONS
  154 Sediments, Carbonates (Posters)