Alan D. Wanamaker
Iowa State University, Ames, IA
Activity
2025
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GREENLAND (INTER)STADIAL EVENTS IN A STALAGMITE OXYGEN AND CARBON ISOTOPE RECORD FROM NEPAL
26 Reconstructing Environmental Change from Marine, Lacustrine, and Terrestrial Sedimentary Records (Posters)Saturday, 29 March 20258:30 AM - 5:30 PMNorth Great Hall
2024
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HIGH ELEVATION BISON IN THE ROCKY MOUNTAIN FRONT RANGE DURING THE LATE HOLOCENE
T216 Conservation Paleobiology and Species Invasions II: Impacts of Biogeographic Shifts and Changing Community Structure in the Past and PresentTuesday, 24 September 20241:30 PM - 5:30 PM204C
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ULTRA-HIGH RESOLUTION STABLE ISOTOPE ANALYSIS OF A NEPAL STALAGMITE REVEALS HYDROCLIMATE ANOMALIES ASSOCIATED WITH THE 1257 CE MT. SAMALAS ERUPTION
7 Undergraduate Research Poster Session (Posters)Sunday, 21 April 20241:30 PM - 5:30 PMGrand Ballroom, Oasis CC
2023
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NITROGEN ISOTOPES IN MACROALGAE ALONG THE COAST OF JAPAN – INSIGHTS INTO ORGANIC COASTAL POLLUTION
T179 Advances and New Voices in Marine and Coastal Geoscience (Posters)Tuesday, 17 October 20238:00 AM - 5:30 PMHall B
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RECONSTRUCTING SEASONALITY USING OXYGEN ISOTOPES FROM BIVALVE MOLLUSK SHELLS: GEOARCHAEOLOGICAL IMPLICATIONS FOR ENVIRONMENTAL INTERPRETATION
T124 Coastal and Island GeoarchaeologyMonday, 16 October 20231:30 PM - 5:30 PM330
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MARINE ISOTOPE STAGE 4 CHANGES IN HYDROCLIMATE OF SOUTHERN PORTUGAL
16 If You Could Turn Back Time: An Open Session on Paleoclimatology of Any Sort (Posters)Thursday, 4 May 20231:30 PM - 5:30 PMEC 215
2021
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DO DIFFERENT BIVALVE MOLLUSK SPECIES RECORD THEIR SHARED ENVIRONMENT IN THE SAME WAY?
93 D20. Recent Advances in Paleontology III (Posters)Monday, 11 October 20219:00 AM - 1:00 PMExhibit Hall A
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A 2500-YEAR RECORD OF HYDROCLIMATE VARIABILITY AS EVIDENCED BY LASER ABLATION ANALYSIS OF TRACE ELEMENTS AND STABLE ISOTOPES IN PORTUGUESE SPELEOTHEMS
15 Undergraduate Research I (Posters)Tuesday, 20 April 20218:00 AM - 12:00 PMGeosciences @ University of Arkansas Room
2019
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AN ANALYSIS OF CARBON ISOTOPES IN BIVALVE SHELLS AS A SALINITY PROXY
T89 Advances in Ocean and Climate Reconstructions from Environmental ProxiesMonday, 23 September 20198:00 AM - 12:00 PMRoom 228AB, North Building
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A STALAGMITE COMPOSITE RECORD OF HYDROCLIMATE VARIABILITY FROM PORTUGAL DURING THE HOLOCENE
T16 Biogeochemical Interactions in Caves and KarstSunday, 22 September 20198:00 AM - 12:00 PMRoom 224B, North Building
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INTERTROPICAL CONVERGENCE ZONE DYNAMICS AND NORTHERN SOUTH AMERICA RAINFALL VARIABILITY DURING THE LAST 50 KYRS FROM COLOMBIAN STALAGMITES
T16 Biogeochemical Interactions in Caves and KarstSunday, 22 September 20198:00 AM - 12:00 PMRoom 224B, North Building
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ISOTOPIC ECOLOGY OF SMILODON FATALIS FROM NORTHERN KANSAS
38 D22. Paleontology: Paleoecology/Taphonomy (Posters)Sunday, 22 September 20199:00 AM - 5:30 PMHall AB, North Building
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CLAMS AND OYSTERS—APPLES AND ORANGES? COMPARING CONTEMPORARY BIOGEOCHEMICAL ARCHIVES FROM MERCENARIA MEARCENARIA AND CRASSOSTREA VIRGINICA
T37 Advances in Ocean and Climate Reconstructions from Environmental Proxies (Posters)Sunday, 22 September 20199:00 AM - 5:30 PMHall AB, North Building
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CALIBRATING HYDROCLIMATE PROXIES IN TWO SOUTHERN PORTUGUESE SPELEOTHEMS
T34 Biogeochemical Interactions in Caves and Karst (Posters)Sunday, 22 September 20199:00 AM - 5:30 PMHall AB, North Building
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ENVIRONMENTAL SIGNALS FROM DONAX OBESULUS PROVIDE INFORMATION ON EL NIÑO-SOUTHERN OSCILLATION (ENSO) VARIABILITY
T37 Advances in Ocean and Climate Reconstructions from Environmental Proxies (Posters)Sunday, 22 September 20199:00 AM - 5:30 PMHall AB, North Building
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IDENTIFYING DIETARY AND MIGRATORY PATTERNS OF ILLINOIS MAMMUTHUS PRIMIGENIUS POPULATIONS USING ISOTOPE ANALYSIS OF CARBON, OXYGEN, AND STRONTIUM
6 Undergraduate Student Research (Posters)Monday, 25 March 20198:30 AM - 5:45 PMBig Basin/Kaw Nation Rooms
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CALIBRATING HYDROCLIMATE PROXIES IN A SOUTHERN PORTUGUESE SPELEOTHEM
7 D7. Paleoclimate (Posters)Sunday, 17 March 20198:00 AM - 12:00 PMCasco Bay Hall
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A MULTI-SPECIES SURVEY OF NITROGEN ISOTOPES IN MARINE MOLLUSK SOFT TISSUES FROM A NORTH CAROLINA COASTAL SYSTEM: AN INDICATOR OF ANTHROPOGENIC NITROGEN LOADING?
19 Current Research in Coastal and Marine Processes (Posters)Sunday, 17 March 20191:30 PM - 5:30 PMCasco Bay Hall
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CARBON DYNAMICS IN A MARSH-DOMINATED ESTUARINE SYSTEM
19 Current Research in Coastal and Marine Processes (Posters)Sunday, 17 March 20191:30 PM - 5:30 PMCasco Bay Hall
2018
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BIOGEOCHEMICAL CYCLING IN A SALT MARSH ESTUARINE ECOSYSTEM IN COASTAL NORTH CAROLINA
T36 New Developments in Geochemical Proxies for Paleoceanographic Research (Posters)Sunday, 4 November 20189:00 AM - 5:30 PMHalls J-K
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NITROGEN ISOTOPES IN MARINE MOLLUSKS AS INDICATORS OF NITROGEN LOADING IN COASTAL NORTH CAROLINA
T36 New Developments in Geochemical Proxies for Paleoceanographic Research (Posters)Sunday, 4 November 20189:00 AM - 5:30 PMHalls J-K
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DETECTING SOURCES OF EUTROPHICATION IN COASTAL NORTH CAROLINA USING δ15N VALUES OF SEA GRASSES AND ALGAE
T36 New Developments in Geochemical Proxies for Paleoceanographic Research (Posters)Sunday, 4 November 20189:00 AM - 5:30 PMHalls J-K
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SALINITY AND WATER OXYGEN ISOTOPE RECORDS OF HYDROLOGIC VARIABILITY IN JARRETT BAY, NORTH CAROLINA, USA
T36 New Developments in Geochemical Proxies for Paleoceanographic Research (Posters)Sunday, 4 November 20189:00 AM - 5:30 PMHalls J-K
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USING STABLE ISOTOPES TO RECONSTRUCT GROWTH OF THE HARD CLAM MERCENARIA MERCENARIA
T37 Paleoenvironmental Reconstructions from Biogenic Carbonates (Posters)Sunday, 4 November 20189:00 AM - 5:30 PMHalls J-K
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A MULTI-PROXY STALAGMITE INVESTIGATION OF EL NIÑO/SOUTHERN OSCILLATION VARIABILITY DURING THE HOLOCENE FROM THE EASTERN COLOMBIAN ANDES
1 Climate Reconstructions from Cave DepositsMonday, 16 April 20188:00 AM - 12:00 PMBenton Auditorium
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CHANGES IN HYDROCLIMATE IN IBERIA IN THE LAST 1200 YEARS: INSIGHTS FROM SPELEOTHEM RECORDS FROM WESTERN PORTUGAL
1 Climate Reconstructions from Cave DepositsMonday, 16 April 20188:00 AM - 12:00 PMBenton Auditorium
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STALAGMITE LAMINAE AS A CLIMATE PROXY: DECODING 1200 YEARS OF IBERIAN CLIMATE
1 Climate Reconstructions from Cave DepositsMonday, 16 April 20188:00 AM - 12:00 PMBenton Auditorium
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STALAGMITE RECORDS FROM WEST-CENTRAL PORTUGAL TEST LINKS BETWEEN NORTH ATLANTIC PALEOCEANOGRAPHY AND IBERIAN CONTINENTAL CLIMATE OVER THE PAST TWO GLACIAL CYCLES
1 Climate Reconstructions from Cave DepositsMonday, 16 April 20188:00 AM - 12:00 PMBenton Auditorium
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USING BULK AND COMPOUND SPECIFIC STABLE ISOTOPES IN ARCTICA ISLANDICA SHELLS TO RECONSTRUCT WESTERN NORTH ATLANTIC OCEAN DYNAMICS
16 Landlocked but Not Left Out: Contributions to Oceanography by Mid-Continent ScientistsMonday, 16 April 20181:30 PM - 5:30 PMRoom 220
2016
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DATING THE UNDATEABLE: ASSESSING THE AGE OF EXTINCTION IN MIDWESTERN PROBOSCIDEANS
3 Quaternary Chronology Conundrums: Approximating and Assessing Event AgesMonday, 18 April 20168:00 AM - 12:00 PMChancellor Ballroom
2015
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MAMMOTHS AND MASTODONS IN THE GREAT LAKES: NEW DATA ON THE CHRONOLOGY AND PALEOECOLOGY OF EXTINCTION
23 Quaternary Paleoecology of the Upper MidwestWednesday, 20 May 20158:00 AM - 12:00 PMHall of Ideas E
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RECONSTRUCTING LATE HOLOCENE HYDROGRAPHIC VARIABILITY IN THE WESTERN NORTH ATLANTIC USING OXYGEN ISOTOPES FROM AN ANNUALLY RESOLVED ARCTICA ISLANDICA SHELL-BASED RECORD
63 Holocene Paleoclimate Perspectives on Present-Day Arctic ChangeWednesday, 25 March 20159:25 AM - 12:00 PMGifford Room
2014
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UNLOCKING NORTH ATLANTIC AND ARCTIC OCEAN CLIMATE DYNAMICS WITH SHELL GROWTH AND GEOCHEMISTRY IN NORTHERN NORWAY
T52 High-Resolution Geochemical Proxies of Global Change: Progress, Problems, and Utility (Posters)Sunday, 19 October 20149:00 AM - 5:00 PMExhibition Hall C
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DEVELOPING A DECADAL-SCALE STALAGMITE RECORD OF HYDROCLIMATE AND ATMOSPHERIC VARIABILITY FOR WESTERN IBERIA (PORTUGAL) DURING THE LATE HOLOCENE
T52 High-Resolution Geochemical Proxies of Global Change: Progress, Problems, and Utility (Posters)Sunday, 19 October 20149:00 AM - 5:00 PMExhibition Hall C
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BORON AND STRONTIUM ISOTOPIC COMPOSITION IN THE ARAGONITIC SHELL MATERIAL OF CULTURED ARCTICA ISLANDICA
T52 High-Resolution Geochemical Proxies of Global Change: Progress, Problems, and Utility (Posters)Sunday, 19 October 20149:00 AM - 5:00 PMExhibition Hall C
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A HIGH-RESOLUTION RECORD OF CONTINENTAL CLIMATE VARIABILITY OVER THE LAST 90,000 YEARS FROM BURACA GLORIOSA CAVE, WESTERN PORTUGAL
T52 High-Resolution Geochemical Proxies of Global Change: Progress, Problems, and Utility (Posters)Sunday, 19 October 20149:00 AM - 5:00 PMExhibition Hall C
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A SUB-DECADAL-RESOLUTION RECORD OF LATE HOLOCENE INDO-AUSTRALIAN SUMMER MONSOON VARIABILITY FROM TROPICAL AUSTRALIAN STALAGMITES
6 Undergraduate Research I (Posters)Thursday, 24 April 20148:00 AM - 12:00 PMLancaster Ballroom
2013
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A STALAGMITE RECORD OF MILLENNIAL-SCALE CONTINENTAL CLIMATE DURING THE LAST GLACIAL CYCLE FROM WESTERN IBERIA
T341 Caves as Deep Time Repositories of Geological, Biological, and Anthropological Information (Posters)Wednesday, 30 October 20139:00 AM - 6:30 PMHall D
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GOOD OR BAD NEWS? A DOSE OF HUMAN ENTERIC VIRUS TRACER MAY PROTECT YOUR MUNICIPAL DRINKING WATER SUPPLY
T71 Streams and Aquifers: Integrating the Physical and Chemical IISunday, 27 October 20131:00 PM - 5:00 PMRoom 301
2012
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CSI MEETS GROUNDWATER: “AUTOPSYING" THE EFFECT OF A “500-YEAR” FLOOD ON AN ALLUVIAL/BURIED VALLEY AQUIFER IN AMES, IOWA
T76 Groundwater–Surface Water Interactions: Approaches for Improved Decision Making for Water Resource IssuesMonday, 5 November 20128:00 AM - 12:00 PM213A
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STABLE ISOTOPIC PALEOCLIMATE RECORD IN CALCAREOUS TUFA FROM MALANAPHY SPRINGS STATE PRESERVE, WINNESHIEK COUNTY, IOWA, USA
T92 Sigma Gamma Epsilon Undergraduate Research (Posters)Monday, 5 November 20129:00 AM - 6:00 PMHall B
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ASSESSING THE HYDROLOGIC IMPACT OF TILE DRAINAGE IN IOWA USING A PHYSICALLY BASED, COUPLED SURFACE WATER/GROUNDWATER MODEL
T97 Groundwater–Surface Water Interactions: Approaches for Improved Decision Making for Water Resource Issues (Posters)Monday, 5 November 20129:00 AM - 6:00 PMHall B
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PROXY INDICATORS OF THE SURFACE ATLANTIC MERIDIONAL OVERTURNING CIRCULATION STRENGTH DURING RECENT MILLENNIA: A NEED FOR PROXY/MODEL COMPARISONS
T37 Oceans and Climates through Earth History: From Proxy Reconstructions to Model Assessments (Posters)Sunday, 4 November 20129:00 AM - 6:30 PMHall B
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SHELL-DERIVED RADIOCARBON EVIDENCE REVEALS CHANGING INFLUENCE OF SLOPE WATER CURRENTS TO THE GULF OF MAINE (NORTHWESTERN ATLANTIC) IN RECENT CENTURIES
T47 New Developments and Applications in SclerochronologySunday, 4 November 20121:30 PM - 5:30 PM201AB
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ANTHROPOGENIC ENVIRONMENTAL CHANGE RECORDED IN BALLSTON LAKE, NEW YORK
31 State and Fate of Urban Watersheds in the Northeast (Posters)Monday, 19 March 20128:00 AM - 12:00 PMBallrooms A & C and Ballroom Pre-function Area
2011
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ASSESSING GROUNDWATER AND NUTRIENT FLUX TO DEER LAKE NEAR GRAND RAPIDS MINNESOTA USING A MULTI-SCALE HYDROGEOLOGICAL APPROACH
T189 Limnogeology: Interdisciplinary Studies of Lakes and Paleolakes (Posters)Tuesday, 11 October 20119:00 AM - 6:00 PMHall C
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SUMMER 2011 VALUES OF δ18O AND δ2H FROM SURFACE WATER, GROUNDWATER, AND PRECIPITATION IN AMES, IOWA: EVIDENCE OF RECENT CLIMATE CHANGE?
T39 Sigma Gamma Epsilon Undergraduate Research (Posters)Sunday, 9 October 20119:00 AM - 6:00 PMHall C
2009
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A NEAR MILLENNIUM-LONG RECORD OF ANNUAL SUMMER SEAWATER TEMPERATURE CHANGES FROM THE NORTH ICELANDIC SHELF: CLIMATE PERSPECTIVES FROM A CONTINUOUS, MULTI-CENTURY, MASTER SHELL CHRONOLOGY
T151 High-Resolution Terrestrial and Marine Geochemical Proxies of Global Change: Progress, Problems, and Utility ITuesday, 20 October 20098:00 AM - 12:00 PMPortland Ballrooms 251/258