Alan F. Halfen
University of Kansas, Lawrence, KS
Activity
2015
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A DYING RIVER—HISTORICAL TRANSFORMATION OF THE ARKANSAS RIVER, WESTERN KANSAS
325 Geomorphology: Channels and Channel Change at Short to Long Time ScalesWednesday, 4 November 20151:30 PM - 5:30 PMRoom 342
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REFINING PALEOENVIRONMENTAL CONDITIONS DURING THE PLEISTOCENE–HOLOCENE TRANSITION IN EASTERN BERINGIA USING POST-IR IRSL
T23 New Applications of Geochronologic Techniques to Quaternary and Archaeological SettingsSunday, 1 November 20158:00 AM - 12:00 PMRoom 341
2014
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USE OF DIGITAL AND 3-D PRINTED SOIL STRUCTURE SPECIMENS IN AN INTRODUCTORY GEOSCIENCE LABORATORY
T303 Improving Learning Outcomes by Transforming the Geoscience Classroom (Posters)Wednesday, 22 October 20149:00 AM - 6:30 PMExhibition Hall C
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SEDIMENT STATE SYSTEM THEORY FOR FLUVIAL-SOURCED BORDERING DUNE FIELDS, MID-CONTINENT NORTH AMERICA
T151 Modern and Ancient Continental Depositional Environments: Linking Landscape Evolution with Fluvial Systems and Lacustrine Basins through the CenozoicMonday, 20 October 20141:00 PM - 5:00 PM211
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CENTRAL GREAT PLAINS DUNE FIELD DISTRIBUTION AND FLUVIAL SYSTEM CONTROLS
T68 Aeolian Processes and Landscapes: From Dust to Dunes IISunday, 19 October 20141:00 PM - 5:00 PM208/209
2013
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EXPLORING OLD AND NEW FRONTIERS IN CONTINENTAL ICHNOLOGY—EVALUATING ITS PLACE IN ICHNOLOGY AND ITS ROLE IN GEOLOGY
T407 Tracking Life History: New Developments in Ichnological ResearchWednesday, 30 October 20131:00 PM - 5:00 PMMile High Ballroom 1CD
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PERSPECTIVES OF A YOUNG SCIENTIST ON THE CONTRIBUTIONS OF DON JOHNSON AND THE FUTURE OF BIOTURBATION RESEARCH
272 Special Session: Accomplishments, Challenges, and Frontiers in Soil Geomorphology: In Memory of Donald L. JohnsonTuesday, 29 October 20131:00 PM - 5:00 PMMile High Ballroom 3C
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BIOTURBATION IS THE MAJOR PROCESS IN THE EVOLUTION OF SOILS AND LANDSCAPES––EVIDENCE FROM MODERN AND DEEP TIME
272 Special Session: Accomplishments, Challenges, and Frontiers in Soil Geomorphology: In Memory of Donald L. JohnsonTuesday, 29 October 20131:00 PM - 5:00 PMMile High Ballroom 3C
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MONITORING VEGETATED DUNE FIELDS FOR THRESHOLD RESPONSES TO CLIMATE EXTREMES
T131 From the Sahara to Mars and Beyond: The History and Future of Aeolian Research (Posters)Monday, 28 October 20139:00 AM - 6:30 PMHall D
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A GLOBAL DIGITAL DATABASE AND ATLAS OF QUATERNARY DUNE FIELDS AND SAND SEAS
T131 From the Sahara to Mars and Beyond: The History and Future of Aeolian Research (Posters)Monday, 28 October 20139:00 AM - 6:30 PMHall D
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A GIS-ENHANCED USGS EDMAP STUDY OF THE LOWER KANSAS RIVER VALLEY
T146 Geologic Maps and Their Derivatives (Posters)Monday, 28 October 20139:00 AM - 6:30 PMHall D
2012
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THE CURRENT AND FUTURE STATE OF NORTH AMERICAN GREAT PLAINS AEOLIAN DUNEFIELD CHRONOLOGIES
T96 Geologic Maps, Digital Geologic Maps, and Derivatives from Geologic and Geophysical Maps (Posters)Monday, 5 November 20129:00 AM - 6:00 PMHall B
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ROLE OF DUNE LANDSCAPE DEVELOPMENT IN DETERMINING CULTURAL FOCI WITHIN THE TANANA FLATS, CENTRAL ALASKA
T71 Geoarchaeological Approaches to Paleoenvironments and LandscapesMonday, 5 November 20128:00 AM - 12:00 PM201AB
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BIOSILICATE RECONSTRUCTION OF THE BRADY SOIL IN SOUTHWESTERN NEBRASKA: THE IMPORTANCE OF NON-SHORT CELL PHYTOLITHS FOR PALEOCLIMATE INTERPRETATIONS
T120 Using Buried Soils to Reconstruct Past Climates: Opportunities and ConsiderationsMonday, 5 November 20121:30 PM - 5:30 PM207BC
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A HYBRID ONLINE/OFFLINE CURRICULUM FOR IMPLEMENTING STEREOSCOPIC TECHNOLOGY IN LARGE LECTURES
T51 Successful Strategies for Teaching Online Geoscience CoursesSunday, 4 November 20121:30 PM - 5:30 PM210AB
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STRATIGRAPHY AND CHRONOLOGY OF ALLUVIAL LANDFORMS IN THE LOWER KANSAS RIVER VALLEY: AN UNDERGRADUATE USGS EDMAP EXPERIENCE
23 Geomicrobiology (Posters)Sunday, 4 November 20129:00 AM - 6:30 PMHall B
2011
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VALLEY-FILL ARCHITECTURE AND ALLUVIAL LANDFORMS WITHIN THE UPPER KANSAS RIVER: AN UNDERGRADUATE USGS EDMAP EXPERIENCE
T262 Geologic Maps, Digital Geologic Maps, and Derivatives from Geologic and Geophysical Maps (Posters)Wednesday, 12 October 20119:00 AM - 6:00 PMHall C
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SOIL MIXING RATES OF THE WESTERN HARVESTER ANT: A NEOICHNOLOGICAL PERSPECTIVE ON THE IMPORTANCE OF THE ANT IN THE PALEOPEDOLOGICAL RECORD
T152 Lessons from the Living: Paleontological Investigations Using Modern Analogs ITuesday, 11 October 20118:00 AM - 12:00 PMRoom 205AB
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PRELIMINARY LIDAR ANALYSIS OF CHANNEL MORPHOLOGY AND ASSOCIATED LANDFORMS OF THE LOWER WISCONSIN RIVER VALLEY, SAUK COUNTY, WISCONSIN
T182 Quaternary Landscape Dynamics Beyond the Ice Margin in the Upper Mississippi Valley (Posters): A Tribute to the Career of James C. KnoxTuesday, 11 October 20119:00 AM - 6:00 PMHall C
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EOLIAN SAND EVIDENCE FOR LANDSCAPE INSTABILITY IN THE CENTRAL GREAT PLAINS DURING MIS 3
172 Paleoclimatology/Paleoceanography (Posters)Tuesday, 11 October 20119:00 AM - 6:00 PMHall C
2010
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NEW AGES OF DUNE ACTIVITY DURING AND FOLLOWING THE MEDIEVAL CLIMATIC ANOMALY ON THE EASTERN MARGIN OF THE GREAT PLAINS
T170 Dunes, Loess, and Dust: Paleo- and Modern Perspectives on Activation, Stratigraphy, and Processes ITuesday, 2 November 20108:00 AM - 12:00 PMRoom 303
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GEOMORPHOLOGY AND ACTIVATION CHRONOLOGY OF THE ARKANSAS RIVER DUNE FIELD
T120 Dunes, Loess, and Dust: Paleo- and Modern Perspectives on Activation, Stratigraphy, and Processes (Posters)Monday, 1 November 20108:00 AM - 6:00 PMHall D
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GEOLOGIC MAPPING AND STRATIGRAPHIC CHARACTERIZATION OF ALLUVIAL LANDFORMS WITHIN THE LOWER KANSAS RIVER VALLEY: AN UNDERGRADUATE USGS EDMAP EXPERIENCE
T108 Geologic Maps, Digital Geologic Maps, and Derivatives from Geologic and Geophysical Maps (Posters)Monday, 1 November 20108:00 AM - 6:00 PMHall D
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BIOTA AS A MAJOR SOIL-FORMING FACTOR AND ECOSYSTEM ENGINEERS THROUGH RECENT EARTH HISTORY BASED ON CONTINENTAL TRACE FOSSILS—SOIL BIOTA AS GEOENGINEERS
2 PaleontologyWednesday, 21 April 20108:00 AM - 10:00 AMRushmore G
2009
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LUMINESCENCE AGES FOR DUNE ACTIVATION ON A PLEISTOCENE TERRACE OF THE KANSAS RIVER VALLEY
T143 New Advances in the Theory and Application of Luminescence and ESR Dating: Flood and Fluvial Overbank Deposits, Paleosols, Dunes, Geoarchaeological and Quaternary Paleoenvironmental AnalysisMonday, 19 October 20091:30 PM - 5:30 PME146
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SIGNIFICANCE OF THE WESTERN HARVESTER ANT IN SOIL BIOTURBATION AND PEDOLOGIC DEVELOPMENT: RESULTS OF NEOICHNOLOGY LABORATORY EXPERIMENTS
96 Paleontology: Behavior & Function (Posters)Monday, 19 October 20099:00 AM - 6:00 PMHall A
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LATE HOLOCENE DUNE ACTIVATION AFTER THE MEDIEVAL CLIMATIC ANOMALY IN THE ARKANSAS RIVER VALLEY, SOUTH-CENTRAL KANSAS
T143 New Advances in the Theory and Application of Luminescence and ESR Dating: Flood and Fluvial Overbank Deposits, Paleosols, Dunes, Geoarchaeological and Quaternary Paleoenvironmental AnalysisMonday, 19 October 20091:30 PM - 5:30 PME146