Andrew Cohen
University of Arizona, Tucson, AZ
Activity
2023
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WHAT MAKES THE ALAE GROW? ASSESSING MORPHOLOGICAL RESPONSE IN OSTRACODS TO INCREASED STRATIFICATION AND DECLINING BENTHIC OXYGEN CAUSED BY CLIMATE CHANGE IN LAKE TANGANYIKA, EAST AFRICA
166 D25. Recent Developments in Paleoecology (Posters)Tuesday, 17 October 20238:00 AM - 5:30 PMHall B
2022
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CONDITIONS OF FORMATION OF MAGADI-TYPE CHERTS FROM SIMS OXYGEN ISOTOPE MICROANALYSIS
T95 Lakes Past, Present, and Future—Archives of Climate Variability, Paleoenvironment, Geohazards, and Economic Resources (Posters)Monday, 10 October 20229:00 AM - 1:00 PMExhibit Hall F
2020
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LABYRINTH PATTERNS IN MAGADI CHERTS: EVIDENCE FOR EARLY FORMATION OF SILICEOUS GELS
T210 Sedimentary Records of Neogene and Quaternary Environmental Change from Eastern AfricaThursday, 29 October 20201:30 PM - 5:30 PMMeeting Rooms
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QUANTIFYING DEPOSITIONAL ENVIRONMENTS USING ULTRA HIGH-RESOLUTION GRAIN SIZE ANALYSES
56 Paleolimnological Records of Climate and Environmental Change (Posters)Sunday, 22 March 20208:00 AM - 12:00 PMLake Anne
2019
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SEQUENCE STRATIGRAPHY AND LAKE CYCLICITY IN THE TECTONICALLY ACTIVE PLIOCENE CENTRAL KENYA RIFT VALLEY, CHEMERON FORMATION, BARINGO
T15 Landscape Responses to Neogene Climate ChangeSunday, 22 September 20198:00 AM - 12:00 PMRoom 228AB, North Building
2018
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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 20189:00 AM - 6:30 PMHalls J-K
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ASSESSING MOLECULAR ISOTOPIC PROXIES FOR PALEOENVIRONMENTAL RECONSTRUCTION IN A SALINE TROPICAL LAKE: LAKE MAGADI, KENYA
T184 Human Evolution and Environmental History in Africa: 25 Years of Transformative Research (Posters)Tuesday, 6 November 20189:00 AM - 6:30 PMHalls J-K
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GRAIN SIZE ANALYSIS OF THE WEST TURKANA KAITIO (WTK13) CORE AND IMPLICATIONS FOR PALEOENVIRONMENTS IN THE TURKANA BASIN 1.8 TO 1.3 MA
T184 Human Evolution and Environmental History in Africa: 25 Years of Transformative Research (Posters)Tuesday, 6 November 20189:00 AM - 6:30 PMHalls J-K
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CLUMPED ISOTOPE SYSTEMATICS IN LACUSTRINE AND FLUVIAL CARBONATES: A TOOL FOR PALEOCLIMATE, PALEOHYDROLOGY, AND PALEOALTIMETRY
T37 Paleoenvironmental Reconstructions from Biogenic Carbonates (Posters)Sunday, 4 November 20189:00 AM - 5:30 PMHalls J-K
2017
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A CLAY MINERAL ANALYSIS OF SAMPLES FROM HOMININ SITES AND PALEOLAKES DRILLING PROJECT WTK CORE FROM THE TURKANA BASIN: A GLIMPSE INTO THE EAST AFRICAN PLEISTOCENE
T375 Understanding African Environmental History through Continental Scientific Drilling: Past Successes and Future Opportunities (Posters)Wednesday, 25 October 20179:00 AM - 6:30 PMHalls 4EF
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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 20179:00 AM - 6:30 PMHalls 4EF
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PALEOENVIRONMENTAL INTERPRETATION OF DRILL CORE FROM TUGEN HILLS, KENYA USING X-RAY DIFFRACTION
31 Archaeological Geology, Paleoclimate, and Geomorphology (Posters)Friday, 31 March 20171:00 PM - 5:00 PMJames River Ballroom
2016
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MINERALS AS CLIMATE CHANGE PROXIES: A PALEOENVIORNMENTAL INTERPRETATION OF THE BTB TUGEN HILLS DRILL CORE; PART OF THE HOMININ SITES AND PALEOLAKES DRILLING PROJECT
T253 From Outcrop to Core: Integrating Paleoenvironmental and Paleoclimatic Records across Time and Space (Posters)Tuesday, 27 September 20169:00 AM - 6:30 PMExhibit Hall E/F
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THE LORENYANG LAKE AT KAITIO: OUTCROP AND CORE PERSPECTIVES ON AN EARLY PLEISTOCENE LAKE MARGIN
T42 From Outcrop to Core: Integrating Paleoenvironmental and Paleoclimatic Records across Time and SpaceSunday, 25 September 20161:30 PM - 5:30 PMRoom 207
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MINERALS AS CLIMATE CHANGE PROXIES: DEVELOPING A PALEOENVIRONMENTAL INTERPRETATION OF THE BTB TUGEN HILLS DRILL CORE; PART OF THE HOMININ SITES AND PALEOLAKES DRILLING PROJECT
11 Paleolimnological Reconstructions: New Insights from the Tried and True to the Unique and New (Posters)Thursday, 31 March 20168:00 AM - 5:30 PMExhibit Hall
2015
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PALEOCLIMATE AND PALEOENVIRONMENTAL FORCING ON EARLY HUMANS: LOI ANALYSIS OF THREE HSPDP DRILL CORE SITES IN KENYA AND ETHIOPIA
T136 Paleoenvironmental Reconstruction of Hominin Sites: New Methods, New Data, and New Insights (Posters)Monday, 2 November 20159:00 AM - 6:30 PMExhibit Hall
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SEEING DEEPER INTO THE MUD: INSIGHTS FROM THE WTK13 CORE, WEST TURKANA, KENYA
T102 Paleoenvironmental Reconstruction of Hominin Sites: New Methods, New Data, and New Insights IMonday, 2 November 20158:00 AM - 12:00 PMRoom 324
2014
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CORRELATIONS BETWEEN NATURAL SPECTRAL GAMMA AND MAGNETIC SUSCEPTIBILITY LOGS AT KENYAN HSPDP SITES: THE SEARCH FOR A MAGNETIC SUSCEPTIBILITY PROXY
T292 Paleoenvironmental Reconstruction of Hominin Sites: Techniques—From the Unique and New to the Tried and TrueWednesday, 22 October 20148:00 AM - 12:00 PM207
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A CLUMPED ISOTOPE CALIBRATION FOR LACUSTRINE CARBONATES
T227 Stable and Clumped Isotope Record of Topography, Climate, and Environments: Challenges and Recent Advances (Posters)Tuesday, 21 October 20149:00 AM - 6:30 PMExhibition Hall C
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AN INTEGRATED MULTI-PROXY INVESTIGATION OF OUTCROP AND CORE RECORDS FROM AN EARLY PLEISTOCENE LACUSTRINE SEQUENCE IN WEST TURKANA, KENYA
5 Emerging Techniques and Applications in PaleolimnologySunday, 23 March 20148:00 AM - 12:00 PMHeritage Salon D
2009
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VEGETATION AND CLIMATE OF LAKE MALAWI, SOUTHEAST AFRICA DURING THE LAST DEGLACIATION
T134 Phanerozoic Paleoenvironmental Evolution of Africa IIMonday, 19 October 20091:30 PM - 5:30 PMPortland Ballroom 255
2006
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PRELIMINARY DIATOM STRATIGRAPHY OF CORE MAL05-1C, LAKE MALAWI, AFRICA
202 Paleoclimatology/Paleoceanography: Proxies, Patterns, and Processes (Posters)Wednesday, 25 October 20068:00 AM - 12:00 PM
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PRELIMINARY PALEOECOLOGICAL RESULTS FROM THE LAKE MALAWI SCIENTIFIC DRILLING PROJECT
T28 Core Analysis of Lake Sediments (Posters)Sunday, 22 October 20068:00 AM - 12:00 PM
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SCIENTIFIC DRILLING ON LAKE MALAWI: A LONG, HIGH-RESOLUTION RECORD OF CLIMATIC AND LIMNOLOGICAL CHANGE FROM SOUTHERN TROPICAL EAST AFRICA
T28 Core Analysis of Lake Sediments (Posters)Sunday, 22 October 20068:00 AM - 12:00 PM
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PRELIMINARY EVIDENCE OF VEGETATION CHANGE AROUND LAKE MALAWI, AFRICA OVER THE LAST 1.5 MILLION YEARS
T28 Core Analysis of Lake Sediments (Posters)Sunday, 22 October 20068:00 AM - 12:00 PM
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CORRELATION OF SEISMIC REFLECTION AND SEDIMENT DRILLCORE DATA FROM THE LAKE MALAWI RIFT BASIN, EAST AFRICA
T28 Core Analysis of Lake Sediments (Posters)Sunday, 22 October 20068:00 AM - 12:00 PM
2005
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PRELIMINARY RESULTS OF THE LAKE MALAWI DRILLING PROGRAM
T248 Glacial Geology and Lake Sedimentology: In Memory of Geoffrey O. SeltzerWednesday, 19 October 20051:30 PM - 5:30 PM
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A ~280KA PALEOECOLOGIC AND PALEOCLIMATIC RECORD FOR THE BONNEVILLE BASIN DERIVED FROM THE GLAD800 DRILLING CAMPAIGN AT GREAT SALT LAKE, UTAH
T148 Paleoenvironmental Records in and around the Bonneville Basin: From Glacial/Interglacial Cycles to Anthropogenic ImpactsTuesday, 18 October 20058:00 AM - 12:00 PM
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PRELIMINARY RESULTS OF THE LAKE MALAWI DRILLING PROJECT
4 Lakes—Glacial Lakes, Large Lakes, Small Lakes, Groundwater Interaction IThursday, 19 May 20058:00 AM - 12:00 PM
2003
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A TAPHONOMIC STUDY OF LACUSTRINE SUBFOSSIL OSTRACODES AND APPLICATION TO PALEO-LAKE LEVEL: LAKE TANGANYIKA, EAST AFRICA
T49 Bridging the Gap: Ostracodes in the Earth SciencesSunday, 2 November 20031:00 PM - 3:45 PM
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OSTRACODE-INFERRED LAKE-LEVEL HISTORY OF LAKE TANGANYIKA, EAST AFRICA, FOR THE PAST 2500 YEARS
T49 Bridging the Gap: Ostracodes in the Earth SciencesSunday, 2 November 20031:00 PM - 3:45 PM
Date Unknown
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THE EVOLUTION OF TOPOGRAPHIC CLOSURE AND FORELAND BASIN LAKES: A MODERN TIME-SLICE PERSPECTIVE FROM THE ANDES
T148 Understanding Mountain Belts from Basin-fill: Multi-disciplinary Approaches to the Detrital Record of Orogenic Evolution (Posters)
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A Synthesis of African Paleoclimate from 150-35ka and Possible Implications for Middle Stone Age Archaeology
194 Paleoclimatology/Paleoceanography (Posters)
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A COMPARISON OF CHLOROPHYLL-A PATCHINESS IN KIGOMA BAY, LAKE TANGANYIKA AFRICA AND SENECA LAKE, GENEVA NEW YORK
151 Environmental Geoscience (Posters)