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Activity

2025

• MOLECULAR PROXIES RECORD TRENDS IN SOUTHERN OCEAN PALEOTEMPERATURES FOR THE CAMPANIAN THROUGH PALEOCENE
  13 Time of Transition: Cretaceous Climate, Tectonics, and Evolutionary History II
  Monday, 19 May 2025

  1:30 PM - 3:15 PM

  Cascade E

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2024

• δ13C VALUES OF ALGAL BIOMARKERS IN PLEISTOCENE SEDIMENTS FROM PALEOLAKE OLDUVAI RECORD TEMPORAL CHANGES IN LAKE ALKALINITY DURING WET/DRY CYCLES
  T236 Alkaline Lakes on Earth and Beyond: Mineralogy, Geochemistry, and Habitability
  Wednesday, 25 September 2024

  8:00 AM - 12:00 PM

  210D
• TRACING MICROBIAL SOURCES OF AMORPHOUS ORGANIC MATTER HELPS RECONSTRUCT PALEOENVIRONMENTAL EVOLUTION OF HYPERSALINE SHALES FROM THE EOCENE QIANJIANG FORMATION
  T116 Sedimentary Geology Division/SEPM Student Research Poster Competition: Dynamics of Stratigraphy and Sedimentation (Posters)
  Monday, 23 September 2024

  8:00 AM - 5:30 PM

  Hall D
• BIOMARKER COMPOSITIONS IN TRANSKEI BASIN SEDIMENTS (IODP SITE U1581) SHOW CONTINUITY IN ALGAL COMMUNITIES FROM THE LATE CRETACEOUS THROUGH THE PALEOCENE AT HIGH SOUTHERN LATITUDES
  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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2023

• GEOCHEMICAL AND PETROGRAPHIC ASSESSMENT OF THE EOCENE QIANJIANG SHALE AS AN EXAMPLE OF ORGANIC MATTER ENRICHMENT IN HYPERSALINE LAKES
  T77 Integrated Evaluations of the Depositional Processes Driving Carbon Burial in Ancient Marine Environments
  Monday, 16 October 2023

  8:00 AM - 12:00 PM

  321
• Δ13C TEMPORAL PROFILES FOR ALGAL, PLANT WAX, & BACTERIAL BIOMARKERS REFLECT WET/DRY CYCLES RECORDED IN PLEISTOCENE SEDIMENTS FROM PALEOLAKE OLDUVAI
  T121 Exploring Changes in Climate, Flora, and Fauna of Africa through the Cenozoic
  Monday, 16 October 2023

  1:30 PM - 5:30 PM

  321
• ASSESSMENT OF BIOGEOCHEMICAL POTENTIAL FOR PALEOCLIMATIC RECONSTRUCTION OF THE GRAY FOSSIL SITE
  51 D16. Recent Advances in Paleoclimatology and Paleoceanography
  Sunday, 15 October 2023

  1:30 PM - 5:30 PM

  330

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2022

• CLIMATIC AND ENVIRONMENTAL FACTORS GOVERNING ALKENONE DISTRIBUTIONS AND UNSATURATION INDICES IN LACUSTRINE SEDIMENTS
  T51 Lakes Past, Present, and Future—Archives of Climate Variability, Paleoenvironment, Geohazards, and Economic Resources II
  Sunday, 9 October 2022

  1:30 PM - 5:30 PM

  607
• BIOGEOCHEMICAL RESPONSES TO CLIMATE TRANSITIONS OVER THE PAST 40 KYR RECORDED IN SEDIMENTS FROM LAKE IA M’HE, A MAAR LAKE IN THE CENTRAL HIGHLANDS OF VIETNAM
  2 Development and Application of Geochemical Proxies to Paleoclimate Studies
  Thursday, 7 April 2022

  8:00 AM - 12:00 PM

  North Meeting Room 201/202

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2021

• TRACING THE ROLE OF WATER IN CH4 GENERATION VIA LONG-TERM, LOW TEMPERATURE EXPERIMENTAL MATURATION OF IMMATURE SHALES
  T135 Geologic Energy Research I
  Tuesday, 12 October 2021

  8:00 AM - 12:00 PM

  B115/B116 (Hybrid Room)

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2019

• MOLECULAR AND ISOTOPIC EVIDENCE FOR ABIOGENIC METHANOGENESIS LINKED TO GEOCATALYSIS IN THE DEVONIAN NEW ALBANY SHALE
  T20 The Unconventional Shale Systems: From Source-Rocks to Reservoirs I
  Sunday, 22 September 2019

  8:00 AM - 12:00 PM

  Room 125AB, North Building
• EROSIONAL ALIASING OF BULK ORGANIC GEOCHEMICAL CLIMATE RECORDS IN A SALINE-ALKALINE PALEOLAKE, OLDUVAI GORGE, TANZANIA
  T44 Inverting Source from Sink: Decoding Sedimentary Records of Climate, Erosion, and Vegetation (Posters)
  Sunday, 22 September 2019

  9:00 AM - 5:30 PM

  Hall AB, North Building

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2018

• RESPONSE OF THE TERRESTRIAL AND AQUATIC ENVIRONMENTS AT PALEOLAKE OLDUVAI TO PLEISTOCENE PRECIPITATION CHANGES
  T184 Human Evolution and Environmental History in Africa: 25 Years of Transformative Research (Posters)
  Tuesday, 6 November 2018

  9:00 AM - 6:30 PM

  Halls J-K
• BIOGEOCHEMICAL EVIDENCE OF CHANGE IN DEPOSITIONAL SETTING IN PALEOLAKE OLDUVAI AT ~1.85 MA ASSOCIATED WITH COMPLEX INTERACTIONS OF CLIMATE, TECTONICS, AND VOLCANISM
  T184 Human Evolution and Environmental History in Africa: 25 Years of Transformative Research (Posters)
  Tuesday, 6 November 2018

  9:00 AM - 6:30 PM

  Halls J-K
• STRATIGRAPHIC VARIATIONS IN THE DEPOSITIONAL ENVIRONMENT AND THE THERMAL MATURITY OF THE PENNSYLVANIAN TURNER MINE SHALE, ILLINOIS BASIN, INDIANA, USA
  T23 Unconventional Energy Resources (Posters)
  Sunday, 4 November 2018

  9:00 AM - 5:30 PM

  Halls J-K

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2016

• SEDIMENTARY BIOMARKERS RECORD ENVIRONMENTAL CHANGES ASSOCIATED WITH SHALLOWING OF PALEOLAKE OLDUVAI (CA. 1.8 MYR)
  T168 The Context of Our Origins: Geological Studies of Old World Fossil Primate and Hominin Sites (Posters)
  Monday, 26 September 2016

  9:00 AM - 6:30 PM

  Exhibit Hall E/F
• ORGANIC GEOCHEMICAL PROXIES OF CLIMATIC AND ENVIRONMENTAL CHANGE FROM THE SEDIMENTARY RECORD OF OLDUVAI GORGE (~1.85 - 1.88MA)
  T111 The Context of Our Origins: Geological Studies of Old World Fossil Primate and Hominin Sites
  Monday, 26 September 2016

  8:00 AM - 12:00 PM

  Room 401

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2015

• DISTRIBUTION AND SOURCES OF POLYCYCLIC AROMATIC HYDROCARBONS (PAHS) IN THE SANTA BARBARA BASIN
  T107 Sources, Transport, Fate, and Toxicology of Trace Elements and Organics in the Environment (Posters)
  Monday, 2 November 2015

  9:00 AM - 6:30 PM

  Exhibit Hall
• BIOMARKER SIGNATURES OF FIRE AND GRASSLAND-FOREST TRANSITIONS ASSOCIATED WITH HOMININS AT OLDVUAI GORGE, TANZANIA
  T171 Paleoenvironmental Reconstruction of Hominin Sites: New Methods, New Data, and New Insights II
  Monday, 2 November 2015

  1:30 PM - 5:30 PM

  Room 324

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2010

• BIOGEOCHEMICAL RECORDS OF MARINE REDOX CONDITIONS
  T283 Marine Redox Evolution: Controls and Consequences II
  Wednesday, 3 November 2010

  1:30 PM - 5:30 PM

  Room 203

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2009

• BIOGEOCHEMICAL EVIDENCE FOR ENVIRONMENTAL CONSTRAINTS ON ANCIENT CYANOBACTERIAL ASSEMBLAGES
  23 Geochemistry and Biogeochemistry (Posters)
  Friday, 3 April 2009

  8:00 AM - 12:00 PM

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2008

• Sedimentary Records of Biomarkers as Milestones for Evolutionary Innovations
  222 Geochemistry; Geochemistry, Organic
  Tuesday, 7 October 2008

  8:00 AM - 12:00 PM
• Evolution of Wax Esters as Storage Lipids in Microbial Mats
  T265 Lakes in Extreme Environments: Earth and Beyond
  Tuesday, 7 October 2008

  1:30 PM - 5:30 PM

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2007

• MOLECULAR SIGNATURES FOR CHANGES IN POPULATIONS OF NITROGEN-FIXING CYANOBACTERIA IN RESPONSE TO FLUCTUATIONS IN OXYGENATION LEVELS DURING THE EARLY APTIAN OCEANIC ANOXIC EVENT
  1 Geochemistry
  Sunday, 28 October 2007

  8:00 AM - 12:00 PM

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2005

• 120 MILLION YEAR RECORD OF OCEANOGRAPHY OF THE TROPICAL PACIFIC: A COMPILATION OF RESULTS FROM OCEAN DRILLING PROGRAM LEG 198
  17 GeoSystems and CHRONOS: Probing Earth’s Deep-Time Climate and Linked Systems
  Tuesday, 9 August 2005

  1:30 PM - 4:30 PM

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2004

• HIGH-RESOLUTION DELTA13C VARIATIONS IN C3 AND C4 PLANTS ON THE CHINESE LOESS PLATEAU - A COMPARISON OF COMPOUND SPECIFIC AND BULK ORGANIC CARBON ISOTOPIC ANALYSES
  T13 Stable Isotopes in Fossils and Paleosols: Records of Late Cenozoic Environmental Change
  Sunday, 7 November 2004

  8:00 AM - 12:00 PM

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2003

• OPEN-ENDED SURVEYS IN THE GEOSCIENCE CLASSROOM: EFFECT OF DISCUSSION GROUPS TARGETING STUDENT’S PRIOR KNOWLEDGE
  T206 Geoscience Innovation Fostering the Achievement of All Students: Curriculum and Pedagogy Methods Reform, Universal Design Principles, and Applications
  Wednesday, 5 November 2003

  8:00 AM - 12:00 PM

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2002

• BIOMASS BURNING EVENTS AND LANDSCAPE DENUDATION RECORDED BY THE DISTRIBUTION AND ISOTOPIC COMPOSITION OF POLYCYCLIC AROMATIC HYDROCARBONS IN LATE CRETACEOUS STRATA FROM SOUTHEASTERN ARIZONA
  54 Geochemistry Aqueous
  Monday, 28 October 2002

  8:00 AM - 12:00 PM
• ORGANIC GEOCHEMISTRY OF THE EARLY APTIAN OAE1A FROM SHATSKY RISE (ODP LEG 198)
  31 Black Shales—Old Problems, New Solutions II
  Thursday, 4 April 2002

  1:20 PM - 5:00 PM

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Date Unknown

• THE ENVIRONMENTAL, CLIMATIC, AND EVOLUTIONARY LEGACY OF BIOMARKERS IN ANCIENT ORGANIC-RICH SEDIMENTS
  T129 From Geochemistry of the Geosphere, Atmosphere, and Cosmos to Forensic Environmental Geochemistry (Posters): A Tribute to Ian Kaplan
• MOLECULAR CHARACTERISTICS OF DESICCATED MICROBIAL MATS: 1. EVOLUTION OF WAX ESTERS AS STORAGE LIPIDS
  200 Geochemistry, Organic (Posters)
• MOLECULAR CHARACTERISTICS OF DESICCATED MICROBIAL MATS: 2. ENVIRONMENTAL CONSTRAINTS ON LIPID COMPOSITIONS
  200 Geochemistry, Organic (Posters)
• BIOMARKERS CONFIRM CYANOBACTERIA AS A MAJOR SOURCE OF PLANKTONIC ORGANIC MATTER DURING THE EARLY APTIAN
  T162 Revisiting the Biogeochemistry of Black Shales and Oxygen-Deficient Marine Environments (Posters)