---

Activity

2018

• QUANTITATIVE LACUSTRINE PALEOSALINITY AND PLEISTOCENE ORBITAL CONTROLS FROM CLAY MINERAL OXYGEN ISOTOPES: OLDUVAI GORGE, TANZANIA
  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
• SPRINGS IN THE NGORONGORO VOLCANIC HIGHLAND: GEOLOGY, GEOMORPHOLOGY, AND HYDROLOGY
  T106 Springs: Groundwater-Influenced Ecosystems, Gaining Streams, and Wetlands (Posters)
  Monday, 5 November 2018

  9:00 AM - 6:30 PM

  Halls J-K

---

2016

• THE IMPORTANCE OF SPRINGS FOR HOMININ SURVIVAL
  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  MINERALOGICAL AND GEOCHEMICAL ANALYSIS OF BED I IN OLDUVAI GORGE, TANZANIA
  11 Paleolimnological Reconstructions: New Insights from the Tried and True to the Unique and New (Posters)
  Thursday, 31 March 2016

  8:00 AM - 5:30 PM

  Exhibit Hall
• A COMPARATIVE ANALYSIS OF AUTHIGENIC CLAYS AND BULK GEOCHEMISTRY: OLDUVAI GORGE, TANZANIA
  11 Paleolimnological Reconstructions: New Insights from the Tried and True to the Unique and New (Posters)
  Thursday, 31 March 2016

  8:00 AM - 5:30 PM

  Exhibit Hall
• A RECORD OF FLOODING HISTORY AND DEVELOPMENT FROM OXBOW LAKES, CENTRAL PASSAIC RIVER BASIN
  48 Landscape and Hydrologic Response and Recovery from Watershed Disturbance (Posters)
  Tuesday, 22 March 2016

  1:30 PM - 5:30 PM

  Convention Hall

---

2015

• AUTHIGENIC CLAYS USED AS PROXIES FOR PALEOENVIRONMENTAL IDENTIFICATION
  297 Limnogeology (Posters)
  Wednesday, 4 November 2015

  9:00 AM - 6:30 PM

  Exhibit Hall
• THE RECORD OF SPRINGS AT DK ARCHEOLOGICAL SITE, OLDUVAI 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
• PLAYA LAKE AND MARGINAL WETLAND SEDIMENTS RECORD OVER 1000 YEARS OF CLIMATE SHIFTS AT LAKE SOLAI, EAST AFRICAN RIFT, KENYA
  T101 African Environments across Space and through Time: Integrating Modern and Ancient Climate Data for Insights into Terrestrial Ecosystem Dynamics
  Monday, 2 November 2015

  8:00 AM - 12:00 PM

  Room 331/332
• PALEOENVIRONMENTAL RECONSTRUCTION OF A PALEOSOL CATENA, THE ZINJ ARCHAEOLOGICAL LEVEL, OLDUVAI 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
• THE BIRTH OF THE HUMID ALLUVIAL FAN (DELTA) MODEL, PIONEERING RESEARCH OF JON C. BOOTHROYD IN SOUTHEAST ALASKA
  2 Coastal and Glacial Processes from Alaska to New England: In Honor of Jon Boothroyd
  Monday, 23 March 2015

  8:00 AM - 12:00 PM

  Grand Ballroom North

---

2014

• SPATIAL VARIATION IN PALEO CRITICAL ZONE ECOLOGY FROM BIOMARKERS AND COMPOUND SPECIFIC δ13C EVIDENCE, OLDUVAI GORGE, TANZANIA
  T292 Paleoenvironmental Reconstruction of Hominin Sites: Techniques—From the Unique and New to the Tried and True
  Wednesday, 22 October 2014

  8:00 AM - 12:00 PM

  207
• THE ACACIA PROJECT: ANCIENT CLIMATE AND THE AUTHIGENIC CLAY INDEX OF ARIDITY
  T292 Paleoenvironmental Reconstruction of Hominin Sites: Techniques—From the Unique and New to the Tried and True
  Wednesday, 22 October 2014

  8:00 AM - 12:00 PM

  207
• ARCHAEOLOGICAL SITES RECORD LATE HOLOCENE CLIMATE CHANGE IN THE EAST AFRICA RIFT VALLEY
  T12 The Archaeological Record as a Paleoclimatic and Paleoenvironmental Archive
  Sunday, 19 October 2014

  8:00 AM - 12:00 PM

  306
• A CULTURAL REVOLUTION IN HUNTER-GATHERER SUBSISTENCE STRATEGIES LIKELY LINKED TO HOLOCENE CLIMATE CHANGE: APPLICATIONS OF OSL DATING TO ARCHAEOLOGY
  25 Applications of Optically Stimulated Luminescence Dating in Quaternary Studies
  Friday, 25 April 2014

  2:30 PM - 5:10 PM

  Garrat

---

2013

• FRESHWATER LIMESTONE IN AN ARID RIFT BASIN, A GOLDILOCKS EFFECT
  T292 Continental Carbonates
  Tuesday, 29 October 2013

  1:00 PM - 5:00 PM

  Room 301
• THE LINK BETWEEN LITTLE ICE AGE RAINFALL AND MODERN FRESHWATER WETLANDS IN THE EAST AFRICAN RIFT VALLEY
  T172 World of Lakes
  Monday, 28 October 2013

  1:00 PM - 5:00 PM

  Room 501
• QUATERNARY GEOLOGY AND GEOMORPHOLOGY DIVISION DISTINGUISHED CAREER AWARD: PALEOSOL DIVERSITY IN THE OLDUVAI BASIN, TANZANIA: EFFECTS OF GEOMORPHOLOGY, PARENT MATERIAL, AND GROUNDWATER ON SOIL DEVELOPMENT
  T8 The Co-Evolution of Soils and Landscapes in the Quaternary
  Sunday, 27 October 2013

  8:00 AM - 12:00 PM

  Mile High Ballroom 3C

---

2012

• A GROUNDWATER-FED MEGA WETLAND: A PERENNIAL SOURCE OF WATER FOR HOMININS, UPPER BED II, OLDUVAI GORGE, TANZANIA
  T145 Wetlands: Form, Function and History I
  Tuesday, 6 November 2012

  8:00 AM - 12:00 PM

  219AB
• RECONSTRUCTED HYDROLOGICAL CHANGES DURING THE LITTLE ICE AGE, LAKE SOLAI WETLANDS, KENYA
  T145 Wetlands: Form, Function and History I
  Tuesday, 6 November 2012

  8:00 AM - 12:00 PM

  219AB
• RECORD OF CLIMATE CHANGE IN A TROPICAL GROUNDWATER-FED WETLAND, KISIMA NGEDA, EYASI BASIN, TANZANIA
  T145 Wetlands: Form, Function and History I
  Tuesday, 6 November 2012

  8:00 AM - 12:00 PM

  219AB
• IDENTIFICATION OF FRESHWATER-SALINE LAKE CYCLES WITH MAJOR ELEMENT OXIDE GEOCHEMISTRY, PLIO-PLEISTOCENE OLDUVAI GORGE, TANZANIA
  T178 Lake Systems Through Space and Time (Posters)
  Tuesday, 6 November 2012

  9:00 AM - 6:00 PM

  Hall B
• SPATIAL AND TEMPORAL VARIABILITY OF STABLE ISOTOPES IN AN UPPER BED II TUFA, OLDUVAI GORGE, TANZANIA
  T92 Sigma Gamma Epsilon Undergraduate Research (Posters)
  Monday, 5 November 2012

  9:00 AM - 6:00 PM

  Hall B
• WHEREFORE ART THOU, LACUSTRINE SILICA? MODELING AUTHIGENIC, BIOGENIC, AND DETRITAL SILICA SIGNALS IN QUATERNARY EAST AFRICAN LAKES
  T126 Lake Systems Through Space and Time
  Monday, 5 November 2012

  1:30 PM - 5:30 PM

  219AB

---

2011

• SPRINGS AND THEIR “SPHERE OF INFLUENCE” ON ARCHAEOLOGICAL SITES
  T213 The History of Humans and the Hydrologic System: Exploring Relationships between Cultures, Climate, and Hydrology through Time II
  Tuesday, 11 October 2011

  1:30 PM - 5:30 PM

  Room 101FG
• IDENTIFICATION AND STUDY OF GROUNDWATER DISCHARGE SITES USING REMOTE SENSING, GEOHYDROLOGY, AND WETLAND CORES, LAKE EYASI BASIN, TANZANIA
  T189 Limnogeology: Interdisciplinary Studies of Lakes and Paleolakes (Posters)
  Tuesday, 11 October 2011

  9:00 AM - 6:00 PM

  Hall C
• UNDERSTANDING CONTRIBUTIONS FROM EPHEMERAL RIVERS TO THE NORTH BASIN, LAKE TURKANA, KENYA
  T189 Limnogeology: Interdisciplinary Studies of Lakes and Paleolakes (Posters)
  Tuesday, 11 October 2011

  9:00 AM - 6:00 PM

  Hall C
• HIGH-RESOLUTION PALEOENVIRONMENTAL AND PALEOCLIMATIC RECONSTRUCTION OF A PLEISTOCENE CATENA USING PALEOPEDOLOGY AND GEOCHEMISTRY OF LAKE MARGIN PALEO-VERTISOLS, OLDUVAI GORGE, TANZANIA
  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

---

2010

• GROUNDWATER DISCHARGE DEPOSITS (GWD) AS A RECORD OF CLIMATE CHANGE IN ARID TROPICAL CONTINENTAL SETTINGS
  T165 African Lakes and Paleolakes: Processes, Paleoenvironments, and Paleoclimate
  Tuesday, 2 November 2010

  8:00 AM - 12:00 PM

  Mile High Ballroom 1AB
• NEW INSIGHTS INTO SPATIAL VARIABILITY OF RIFT BASIN PALEOSOLS USING SEDIMENTOLOGY, PALEOPEDOLOGY, AND SOIL GEOMORPHOLOGY, OLDUVAI GORGE, TANZANIA
  T192 Soil Geomorphology: Deciphering Landscapes, Surficial Processes, and Quaternary History through Pedology-Based Geomorphic Study (Posters): In Honor of Pete Birkeland
  Tuesday, 2 November 2010

  8:00 AM - 6:00 PM

  Hall D
• RIFT VALLEY SPRINGS AND WETLANDS, A LIFELINE FOR HUMAN MIGRATION OUT OF AFRICA
  T59 The Geoenvironmental Context of Human Migrations and Settlement
  Sunday, 31 October 2010

  1:30 PM - 5:30 PM

  Mile High Ballroom 4AB

---

2009

• PALEOENVIRONMENTS AND ARCHAEOLOGY OF SHORT-TERM OCCUPATION SITES, IMPLICATIONS OF SUBSISTENCE STRATEGIES UNDER HOLOCENE CLIMATE CHANGE, NORTHERN KENYA
  T94 Geoarchaeology, Reconstructions of Paleoenvironments and Past Human- Environment Interactions
  Monday, 19 October 2009

  8:00 AM - 12:00 PM

  E146
• EVIDENCE FOR CENTENNIAL-SCALE CLIMATE VARIATION RECORDED BY ORGANIC MATTER IN A FRESHWATER WETLAND, LAKE SOLAI, KENYA
  T42 Sedimentary Geology of the Next Generation: Student Posters (Posters)
  Sunday, 18 October 2009

  9:00 AM - 6:00 PM

  Hall A

---

2008

• Examination of Latest-Pleistocene to Holocene Stream Terrace Deposits Using Ground-Penetrating Radar Stratigraphy and Sedimentology
  299 Geomorphology (Posters)
  Wednesday, 8 October 2008

  8:00 AM - 6:00 PM

---

2007

• GROUNDWATER-FED WETANDS AS AN ARCHIVE OF MILANKOVITCH AND MILLENNIAL-SCALE CLIMATE VARIABILITY IN ARID EAST AFRICA
  T225 Quaternary Deposits in Arid Lands: Rates and Processes
  Wednesday, 31 October 2007

  1:30 PM - 5:30 PM
• RECORD OF SPRINGS, WETLANDS AND LAKE LEVELS IN OLDUVAI BASIN: THE RELATIVE ROLE OF TECTONICS AND CLIMATE CHANGE
  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
• TESTATE AMOEBAE AND POLLEN AS PALEO-INDICATORS OF SURFACE MOISTURE CHANGES AT LOBOI SWAMP, KENYA
  T11 Springs and Spring Deposits
  Sunday, 28 October 2007

  8:00 AM - 12:00 PM

---

2006

• A CHANGING LANDSCAPE IN THE SEMI-ARID TROPICS: INSIGHTS FROM PALEOSOLS, EAST AFRICA RIFT, KENYA
  T221 Paleosols, Proxies, and Paleoenvironments II
  Wednesday, 25 October 2006

  1:30 PM - 5:30 PM
• LATE HOLOCENE EQUATORIAL PALEOCLIMATE RECORD BASED UPON SOILS AND PALEOSOLS SPANNING THE MEDIEVAL WARM PERIOD AND LITTLE ICE AGE, LOBOI PLAIN, KENYA
  T221 Paleosols, Proxies, and Paleoenvironments II
  Wednesday, 25 October 2006

  1:30 PM - 5:30 PM
• GROUNDWATER-FED WETLANDS HAS A RELIABLE WATER SOURCE FOR HUMANS IN ARID ENVIRONMENTS
  T126 Reconstructing Landscape Contexts of Human Occupation Surrounding Wetlands
  Tuesday, 24 October 2006

  8:00 AM - 12:00 PM

---

2005

• TEMPORAL AND SPATIAL VARIATION OF SPRING RECORDS (TUFA): CALCIUM-LIMITED SYSTEMS IN VOLCANIC TERRAINS
  T210 Hydrogeology and Climate Change: Insights from the Past
  Wednesday, 19 October 2005

  8:00 AM - 12:00 PM

---

2004

• A TUFA “EVENT” IN AN ARID RIFT VALLEY (KENYA); CLIMATE OR TECTONICS?
  103 Sediments, Carbonates
  Monday, 8 November 2004

  1:30 PM - 5:30 PM
• LATE PLEISTOCENE FACIES DISTRIBUTION, SEA-LEVEL CHANGES, AND PALEOGEOGRAPHY OF THE INNER CONTINENTAL SHELF OFF LONG BEACH ISLAND, NEW JERSEY
  5 Former Tidal Inlets and Breaches along Modern and Ancient Coasts: Formation, Evolution, and Geologic Record
  Thursday, 25 March 2004

  8:00 AM - 12:00 PM

---

2003

• THE IMPORTANCE OF SPRINGS AND WETLANDS IN REDUCING “WATER STRESS” IN HOMINIDS DURING ARID PERIODS
  63 The Paleoenvironmental and Paleoclimatic Framework of Human Evolution
  Monday, 3 November 2003

  8:00 AM - 12:00 PM
• GOOD PEER REVIEWS: THE ULTIMATE EDITORIAL CHALLENGE
  5 Geoscience Information/Communication: Challenges in Geoscience Publishing: Perspectives of Communicating Geoscience to Scientists and to the General Public
  Sunday, 2 November 2003

  8:00 AM - 12:00 PM
• HYDROLOGY, BIOLOGY AND SEDIMENTOLOGY OF A FRESHWATER WETLAND IN A SEMI-ARID ENVIRONMENT, LOBOI SWAMP, KENYA
  35 Surface Processes and Deposits (Posters)
  Saturday, 26 July 2003

  1:30 PM - 4:30 PM

---

2002

• LATE PLEISTOCENE SEQUENCES ON THE NEW JERSEY CONTINENTAL SHELF INDICATE SIGNIFICANT STAGE 3 ICE SHEET DYNAMICS
  T208 Quaternary Stratigraphy and the Glacial Environment: In Honor of Ernest H. Muller
  Wednesday, 30 October 2002

  8:00 AM - 12:00 PM

---

2001

• RATES AND PATTERNS OF LATE CENOZOIC DENUDATION IN CENTRAL NEW JERSEY
  106 Quaternary Geology/Geomorphology III
  Wednesday, 7 November 2001

  8:00 AM - 12:00 PM
• BULK AND MINERAL COMPOSITIONS OF VOLCANICS FROM PLIO-PLEISTOCENE NGORONGORO VOLCANIC HIGHLAND (NVH), A POSSIBLE SOURCE FOR STONE TOOL MATERIALS AT OLDUVAI GORGE, TANZANIA
  125 Archaeological Geology
  Wednesday, 7 November 2001

  1:30 PM - 5:30 PM
• LATE PLEISTOCENE SEA LEVELS BASED ON SEQUENCES FROM THE NEW JERSEY CONTINENTAL SHELF
  T39 New Perspectives on the Character and Origin of Late Cretaceous-Cenozoic Sequences on the U.S. Atlantic Margin
  Monday, 5 November 2001

  1:30 PM - 5:30 PM

---

Date Unknown

• ARTESIAN BLISTER WETLANDS, A PERENNIAL WATER RESOURCE IN THE SEMI-ARID RIFT VALLEY OF EAST AFRICA
  180 Quaternary Geology/Geomorphology (Posters) II
• GEOCHEMICAL SIGNATURES OF PALEODEPOSITIONAL AND DIAGENETIC ENVIRONMENTS: A STEM/AEM STUDY OF AUTHIGENIC CLAY MINERALS FROM AN ARID RIFT BASIN, OLDUVAI GORGE, TANZANIA
  30 Stratigraphy (Posters) I: Silisiclastic
• THE PETROLOGY AND PETROGRAPHY OF MIDDLE PLEISTOCENE VOLCANICS: KAPTHURIN FORMATION, KENYA
  127 Petrology and Volcanology (Posters)