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Activity

2024

• GEOCHRONOLOGY AND TERRESTRIAL PALEOENVIRONMENTS OF THE MIDDLE MIOCENE HOMINOID FOSSIL-BEARING STRATA AT BULUK, TURKANA BASIN, KENYA
  T219 130 Years of Research in the Turkana Basin, Kenya: Insights into Earth, Climate, and Life in Eastern Africa Topical Session
  Tuesday, 24 September 2024

  1:30 PM - 5:30 PM

  207A
• PALEOENVIRONMENTS AND PALEOCLIMATE OF EARLY MIOCENE FOSSILIFEROUS STRATA AT MORUOROT, WEST TURKANA, KENYA
  T219 130 Years of Research in the Turkana Basin, Kenya: Insights into Earth, Climate, and Life in Eastern Africa Topical Session
  Tuesday, 24 September 2024

  1:30 PM - 5:30 PM

  207A
• PALEOSOL ANALYSIS OF A MIDDLE MIOCENE PRIMATE FOSSIL SITE IN WEST TURKANA, KENYA
  16 Undergraduate Research Oral Session
  Monday, 15 April 2024

  1:30 PM - 2:50 PM

  Victoria

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2023

• SEDIMENTOLOGY AND STRATIGRAPHY OF EARLY MIOCENE HOMINOID-BEARING STRATA AT MORUOROT, WEST TURKANA, KENYA
  T167 Exploring Changes in Climate, Flora, and Fauna of Africa through the Cenozoic (Posters)
  Tuesday, 17 October 2023

  8:00 AM - 5:30 PM

  Hall B
• PLIO-PLEISTOCENE PALEOVEGETATION RECONSTRUCTION USING BULK PALEOSOL ORGANIC MATTER FROM THE BARINGO BASIN, KENYA
  T167 Exploring Changes in Climate, Flora, and Fauna of Africa through the Cenozoic (Posters)
  Tuesday, 17 October 2023

  8:00 AM - 5:30 PM

  Hall B
• PALEOPEDOLOGY AND PALEOCLIMATE OF THE PLIO-PLEISTOCENE CHEMERON FORMATION, BARINGO BASIN, KENYA
  T121 Exploring Changes in Climate, Flora, and Fauna of Africa through the Cenozoic
  Monday, 16 October 2023

  1:30 PM - 5:30 PM

  321

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2021

• TEPHRA STRATIGRAPHY AND AMS MACROFOSSIL RADIOCARBON CHRONOLOGY OF HOLOCENE MONO CRATERS ERUPTIONS FROM MULTIPLE SEDIMENT CORES, MONO LAKE BASIN, CALIFORNIA
  T224 Lacustrine Systems around the World (Posters): In Honor of Michael Rosen
  Wednesday, 13 October 2021

  9:00 AM - 1:00 PM

  Exhibit Hall A
• CORES RECORD PLEISTOCENE NGORONGORO VOLCANIC HISTORY, OLDUVAI GORGE, TANZANIA
  T145 Reading the Record of Volcanic Tephra and Tuff in Geoarchaeological Site Studies and Drill Core Records
  Tuesday, 12 October 2021

  8:00 AM - 12:00 PM

  Portland Ballroom 253 (Hybrid Room)
• A WOODLAND-SAVANNA MOSAIC IN THE EARLY MIDDLE MIOCENE AT BULUK, TURKANA BASIN, KENYA
  T38 Assessing Causes, Consequences, and Time Scales of Miocene Climate and Environmental Change
  Sunday, 10 October 2021

  1:30 PM - 5:30 PM

  E141/E142 (Hybrid Room)
• EARLY MIOCENE EVIDENCE FOR C4 BIOMASS IN KENYA AND UGANDA
  T38 Assessing Causes, Consequences, and Time Scales of Miocene Climate and Environmental Change
  Sunday, 10 October 2021

  1:30 PM - 5:30 PM

  E141/E142 (Hybrid Room)
• STRATIGRAPHIC REVISION OF THE EARLY MIOCENE DEPOSITS ON RUSINGA ISLAND AND ITS EFFECT ON INTERPRETATIONS OF PALEOCLIMATE AND EVOLUTION
  T38 Assessing Causes, Consequences, and Time Scales of Miocene Climate and Environmental Change
  Sunday, 10 October 2021

  1:30 PM - 5:30 PM

  E141/E142 (Hybrid Room)

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2020

• EARLY MIOCENE EVOLUTION OPEN ECOSYSTEMS AND C4 VEGETATION IN EQUATORIAL EAST AFRICA
  T210 Sedimentary Records of Neogene and Quaternary Environmental Change from Eastern Africa
  Thursday, 29 October 2020

  1:30 PM - 5:30 PM

  Meeting Rooms

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2019

• PALEO-LAKE OLDUVAI: FRESHER OR SALINE? NEW RESULTS FROM CLAY CHEMISTRY
  T193 Lakes of the World through Time and Space (Posters)
  Tuesday, 24 September 2019

  9:00 AM - 6:30 PM

  Hall AB, North Building
• SEQUENCE STRATIGRAPHY AND LAKE CYCLICITY IN THE TECTONICALLY ACTIVE PLIOCENE CENTRAL KENYA RIFT VALLEY, CHEMERON FORMATION, BARINGO
  T15 Landscape Responses to Neogene Climate Change
  Sunday, 22 September 2019

  8:00 AM - 12:00 PM

  Room 228AB, North Building

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2018

• DEVELOPMENT OF A ~3.3 MA SANIDINE STANDARD FOR 40AR/39AR DATING
  261 D29. Petrology, Metamorphic (Posters)
  Wednesday, 7 November 2018

  9:00 AM - 6:30 PM

  Halls J-K
• PHYTOLITHS AND MICROCHARCOAL FROM THE BARINGO BASIN, KENYA, REVEAL SAVANNA DYNAMICS DURING THE PLIO-PLEISTOCENE TRANSITION
  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
• ENVIRONMENTAL HISTORY AND HUMAN EVOLUTION IN EASTERN AFRICA: THE 550,000-YEAR CLIMATE RECORD FROM THE CHEW BAHIR BASIN, AN HSPDP KEY SITE IN SOUTHERN ETHIOPIA
  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
• LAKE ANDREI: A PLIOCENE PLUVIAL LAKE IN EUREKA VALLEY, EASTERN CALIFORNIA
  T9 Lakes through Space and Time I
  Sunday, 4 November 2018

  8:00 AM - 12:00 PM

  Room 134
• A Δ13C RECORD FROM PLIO-PLEISTOCENE LACUSTRINE FISH FOSSILS IN THE HSPDP DRILL CORE FROM TUGEN HILLS, KENYA: IMPLICATIONS FOR FISH HABITATS AND THE TIMING AND EXTENT OF LAKE LEVEL FLUCTUATIONS
  T9 Lakes through Space and Time I
  Sunday, 4 November 2018

  8:00 AM - 12:00 PM

  Room 134

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2017

• GEOCHEMICAL CHARACTERIZATION AND CORRELATIONS OF UPPER HADAR FORMATION CORE AND OUTCROP TEPHRA: NORTHERN AWASH SITE, HOMININ SITES AND PALEOLAKES DRILLING PROJECT (HSPDP)
  T375 Understanding African Environmental History through Continental Scientific Drilling: Past Successes and Future Opportunities (Posters)
  Wednesday, 25 October 2017

  9:00 AM - 6:30 PM

  Halls 4EF
• CLIMATE VARIABILITY ACROSS THE PLIO-PLEISTOCENE TRANSITION IN EAST AFRICA AS SEEN IN AN HSPDP DRILL CORE FROM TUGEN HILLS, KENYA, AND POSSIBLE IMPLICATIONS FOR HOMININ EVOLUTION
  T309 Understanding African Environmental History through Continental Scientific Drilling: Past Successes and Future Opportunities
  Wednesday, 25 October 2017

  8:00 AM - 12:00 PM

  Room 307/308
• THE CHEW BAHIR DRILLING PROJECT (HSPDP). FROM MUD, GRAINS AND CRYSTALS TO >500,000 YEARS OF CONTINUOUS CLIMATE HISTORY IN SOUTHERN ETHIOPIA
  T375 Understanding African Environmental History through Continental Scientific Drilling: Past Successes and Future Opportunities (Posters)
  Wednesday, 25 October 2017

  9:00 AM - 6:30 PM

  Halls 4EF
• MODELING POST-DEPOSITIONAL ACCUMULATION OF 10BE IN SANDSTONES FROM THE HOMININ SITES AND PALEOLAKES DRILLING PROJECT (HSPDP) CORES FOR IN SITU COSMOGENIC RADIONUCLIDE PALEOEROSION RATE ANALYSES
  T160 Quantifying Geomorphic Processes and Rates of Landscape Evolution (Posters)
  Monday, 23 October 2017

  9:00 AM - 6:30 PM

  Halls 4EF
• EARLY MIOCENE PALEOCLIMATE AND PALEOENVIRONMENTS ACROSS EAST AFRICA
  T39 Miocene–Pliocene Terrestrial Ecosystem Response to the Climate System II
  Sunday, 22 October 2017

  1:30 PM - 5:30 PM

  Room 609

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2016

• CHRONOLOGY OF THE OLORGESAILIE DRILLING PROJECT CORE 1A, KOORA GRABEN, SOUTHERN KENYA RIFT
  T253 From Outcrop to Core: Integrating Paleoenvironmental and Paleoclimatic Records across Time and Space (Posters)
  Tuesday, 27 September 2016

  9:00 AM - 6:30 PM

  Exhibit Hall E/F
• EARLY MIOCENE PALEOENVIRONMENTS OF THE HIWEGI FORMATION ON RUSINGA ISLAND (EQUATORIAL AFRICA, LAKE VICTORIA, KENYA) AND THEIR IMPLICATIONS FOR HOMINOID EVOLUTION
  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
• A TUFF JOB: LINKING CORES TO OUTCROP USING TEPHROSTRATIGRAPHY AT PLEISTOCENE OLDUVAI GORGE, TANZANIA
  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
• LATE NEOGENE-QUATERNARY TEPHROCHRONOLOGY, STRATIGRAPHY AND PALEOCLIMATE OF DEATH VALLEY, CA, U.S.A
  T142 Sedimentary Basins
  Monday, 26 September 2016

  1:30 PM - 5:30 PM

  Room 401
• USING TEPHROCHRONOLOGY, 40AR/39AR, OSTRACODS, AND DIATOMS TO DATE AND RECONSTRUCT THE ENVIRONMENT OF AN EARLY PLEISTOCENE TIME-SLICE OF WAUCOBA LAKE, INYO COUNTY, CALIFORNIA, USA
  T73 A Celebration of Lakes-Past and Present (Posters): In Honor of Dan Livingstone
  Sunday, 25 September 2016

  9:00 AM - 5:30 PM

  Exhibit Hall E/F

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2015

• POTENTIAL FOR A THREE-MILLION-YEAR RECORD OF LAKE LEVEL, CLIMATE, AND VOLCANISM FROM SUMMER LAKE, OREGON, USA
  T298 Lakes of the World (Posters)
  Wednesday, 4 November 2015

  9:00 AM - 6:30 PM

  Exhibit Hall
• A PLIO-PLEISTOCENE DRILL CORE FROM THE BARINGO BASIN, CENTRAL KENYAN RIFT VALLEY
  T102 Paleoenvironmental Reconstruction of Hominin Sites: New Methods, New Data, and New Insights I
  Monday, 2 November 2015

  8:00 AM - 12:00 PM

  Room 324
• RESEARCH ON EAST AFRICAN CATARRHINE AND HOMINOID EVOLUTION (REACHE): A REGIONAL APPROACH TO UNDERSTANDING EARLY MIOCENE PALEOBIOLOGY AND PALEOENVIRONMENTS
  T102 Paleoenvironmental Reconstruction of Hominin Sites: New Methods, New Data, and New Insights I
  Monday, 2 November 2015

  8:00 AM - 12:00 PM

  Room 324

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2014

• LATE NEOGENE GEOLOGY OF THE LAST CHANCE RANGE: IMPLICATIONS FOR PALEOHYDROLOGY OF THE DEATH VALLEY AREA, EASTERN CALIFORNIA
  T151 Modern and Ancient Continental Depositional Environments: Linking Landscape Evolution with Fluvial Systems and Lacustrine Basins through the Cenozoic
  Monday, 20 October 2014

  1:00 PM - 5:00 PM

  211
• PROSPECTS FOR A MILLION-YEAR HISTORY OF THE MONO LAKE BASIN FROM A LONG DRILL CORE
  T80 Terminal Lakes—In Honor of Blair Jones
  Sunday, 19 October 2014

  1:00 PM - 5:00 PM

  212

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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

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2011

• 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
• AR RADIOMETRIC AGES OF RARE PLIO-PLEISTOCENE STRATA FOR INTERPRETING BASIN EVOLUTION AND HOMININ PALEOENVIRONMENTS IN SOUTHERN AFAR, ETHIOPIA
  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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2009

• MAGNETOSTRATIGRAPHY OF THE EARLY MIOCENE KULU AND HIWEGI FORMATIONS ON RUSINGA ISLAND (LAKE VICTORIA, KENYA)
  T258 Sigma Gamma Epsilon Undergraduate Research (Posters)
  Wednesday, 21 October 2009

  9:00 AM - 6:00 PM

  Hall A
• GEOCHRONOLOGY, STRATIGRAPHY, AND PALEOENVIRONMENTS OF EARLY MIOCENE VERTEBRATE FAUNAS FROM MFANGANO AND RUSINGA ISLANDS, EASTERN LAKE VICTORIA, KENYA
  T134 Phanerozoic Paleoenvironmental Evolution of Africa II
  Monday, 19 October 2009

  1:30 PM - 5:30 PM

  Portland Ballroom 255
• THE GREAT BASIN ALTIPLANO DURING THE MIDDLE CENOZOIC IGNIMBRITE FLAREUP: INSIGHTS FROM VOLCANIC ROCKS
  10 Magmatism from the Mesozoic to the Present in the Great Basin and Colorado Plateaus: A Tribute to the Career of Myron G. Best
  Tuesday, 12 May 2009

  8:00 AM - 12:00 PM

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2008

• USE OF U-PB LASER ABLATION MULTI-COLLECTOR ICPMS ZIRCON DATING IN CONSTRAINING SEDIMENTARY FORMATION AGES: A COMPARISON WITH 40AR/39AR LASER PROBE AGES
  11 Detrital Zircon Studies in Western North America (Posters)
  Wednesday, 19 March 2008

  1:30 PM - 5:30 PM

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2007

• CYCLES OF EROSION AND DEPOSITION IN THE PLEISTOCENE OLORGESAILIE BASIN OF SOUTHERN KENYA AND THEIR IMPACT ON THE PALEOANTHROPOLOGICAL RECORD
  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

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2005

• CHRONOSTRATIGRAPHIC FRAMEWORK FOR THE SONOMA VOLCANICS AND ASSOCIATED SEDIMENTS, LONG-TERM FAULT DISPLACEMENT RATES, AND AREAL DISPERSION OF TEPHRA FROM THE SOURCE AREA, CENTRAL COAST RANGES, CALIFORNIA
  35 Late Cenozoic Transition from Subduction to Transform Margin Inboard of the San Andreas Fault: Northern San Francisco Bay Area to Cape Mendocino
  Sunday, 1 May 2005

  7:50 AM - 12:20 PM

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2003

• HOMINIDS AND PALEOENVIRONMENTS: THE VIEW FROM THE TUGEN HILLS, KENYA
  63 The Paleoenvironmental and Paleoclimatic Framework of Human Evolution
  Monday, 3 November 2003

  8:00 AM - 12:00 PM
• THE TECOLOTLAN GRABEN: A RECORD OF SEDIMENTATION AND VOLCANISM FROM CRETACEOUS AND TERTIARY VOLCANIC ARCS
  34 Sedimentation in Ancient and Recent Volcanic Arcs
  Thursday, 3 April 2003

  8:30 AM - 12:05 PM