Michael Hren
University of Connecticut, Storrs, CT
Activity
2024
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COMPARING STABLE ISOTOPE SIGNALS OF CENOZOIC CLIMATE, TECTONICS, AND TOPOGRAPHY IN HIGH VS. LOW ELEVATION RETROARC BASINS, SOUTHERN CENTRAL ANDES (~31°S)
T202 Climate and Tectonic Interactions from Bedrock to Basins (Posters)Tuesday, 24 September 20248:00 AM - 5:30 PMHall D
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PERSISTENT HIGH TOPOGRAPHY IN THE HIMALAYAN-TIBETAN OROGEN
T95 Harmony and Discord: Exploring the Interplay of Climate and Tectonics in Central AsiaMonday, 23 September 20248:00 AM - 12:00 PM304A
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UNDERSTANDING CLIMATE TELECONNECTIONS AND THE IMPACT OF FIRE ON SOIL AND DRIP WATER CHEMISTRY THROUGH STALAGMITE RECORDS AND CAVE MONITORING IN NORTHERN WYOMING
T134 New Frontiers in Cave and Karst ScienceMonday, 23 September 20241:30 PM - 5:30 PM212B
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A PROCESS-MODEL OF PRECIPITATION ISOTOPES AND LEAF WAX δ2H ACROSS THE TIBETAN PLATEAU AND SOUTH ASIA
T95 Harmony and Discord: Exploring the Interplay of Climate and Tectonics in Central AsiaMonday, 23 September 20248:00 AM - 12:00 PM304A
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NEW PERSPECTIVES ON THE TECTONIC AND PALEOTOPOGRAPHIC EVOLUTION OF THE SOUTHERN CENTRAL ANDES
T63 Proxy and Model Records of Cenozoic Climates in South AmericaSunday, 22 September 20241:30 PM - 5:30 PM210C
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A PALEOENVIRONMENTAL REAPPRAISAL OF THE PENNSYLVANIAN (BASHKIRIAN-MOSCOVIAN) SOUTH BAR FORMATION AND LOWER SYDNEY MINES FORMATION OF CAPE BRETON, ATLANTIC CANADA
36 Improvements to our Understanding of Past Climate and Environments through the Development of Proxies, the Generation of New Biomarker Records, and the Interpretation of Sedimentary ArchivesTuesday, 19 March 20248:00 AM - 12:00 PMContoocook Room
2023
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ORGANIC MOLECULAR PALEOHYPSOMETRY REVEALS EVIDENCE OF HIGH ELEVATION IN TAIWAN SINCE ~1.5MA
254 D32. Relevant Topics in GeochemistryWednesday, 18 October 20231:30 PM - 5:30 PM327
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POST-GLACIAL FIRE AND CLIMATE HISTORY OF SOUTHERN NEW ENGLAND
T247 Lakes of the World through Time and Space: Archives of Climate Variability, Paleoenvironment, Geohazards, and Economic Resources (Posters)Wednesday, 18 October 20238:00 AM - 5:30 PMHall B
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UNRAVELING STABLE ISOTOPE SIGNALS OF CENOZOIC CLIMATE, TECTONICS, AND TOPOGRAPHY IN A HIGH-ELEVATION HINTERLAND BASIN, SOUTHERN CENTRAL ANDES (~31–33ºS)
T250 The Andes from Top to Bottom (Posters)Wednesday, 18 October 20238:00 AM - 5:30 PMHall B
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A PALEOENVIRONMENTAL REAPPRAISAL OF THE PENNSYLVANIAN (BASHKIRIAN-MOSCOVIAN) SOUTH BAR FORMATION AND LOWER SYDNEY MINES FORMATION OF CAPE BRETON, ATLANTIC CANADA
230 D17. Recent Advances in Sedimentology and Stratigraphy (Posters)Wednesday, 18 October 20238:00 AM - 5:30 PMHall B
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CLIMATE VARIABILITY IN SOUTHWESTERN GONDWANA AT THE END OF THE LATE PALEOZOIC ICE AGE: A SEDIMENTOLOGICAL AND GEOCHEMICAL APPROACH
230 D17. Recent Advances in Sedimentology and Stratigraphy (Posters)Wednesday, 18 October 20238:00 AM - 5:30 PMHall B
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CONTEXTUALIZING EARLY OLIGOCENE FLUVIAL STRATA WITH HYDRODYNAMIC AND CATCHMENT PROPERTIES OF CONTEMPORARY GREAT PLAINS STREAMS
T244 Sources, Sinks, Transport, and Storage of Sediment in Fluvial Systems (Posters)Wednesday, 18 October 20238:00 AM - 5:30 PMHall B
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RECONSTRUCTIONS OF HYDRODYNAMICS AND SEDIMENT TRANSPORT THROUGH EPHEMERAL STREAMS AT THE ONSET OF THE OLIGOCENE IN NORTH AMERICA
T244 Sources, Sinks, Transport, and Storage of Sediment in Fluvial Systems (Posters)Wednesday, 18 October 20238:00 AM - 5:30 PMHall B
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PALEOTOPOGRAPHIC EVOLUTION OF THE SOUTHERN CENTRAL ANDEAN FORELAND: A VIEW TO THE EAST
T136 The Andes from Top to BottomMonday, 16 October 20231:30 PM - 5:30 PM326
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SHALLOW MARINE NITROGEN CYCLING DURING THE FRASNIAN-FAMENNIAN MASS EXTINCTION IN THE APPALACHIAN BASIN
T80 The Early Paleozoic III: Radiations, Extinctions, and EnvironmentMonday, 16 October 20238:00 AM - 12:00 PM304 / 305
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RIVER RESPONSE TO ENVIRONMENTAL CHANGE: LEVERAGING EARTH’S SELF-RECORDED SEDIMENTARY AND BIOGEOCHEMICAL ARCHIVES TO CALIBRATE HYDROLOGIC AND GEOMORPHIC MODELS
T130 Sources, Sinks, Transport, and Storage of Sediment in Fluvial SystemsMonday, 16 October 20231:30 PM - 5:30 PM315 / 316
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FLUVIAL LANDSCAPES DURING THE EOCENE-OLIGOCENE TRANSITION IN CENTRAL NORTH AMERICA
T116 Time Machine: Earth’s Deep-Time Geography—Data, Reconstructions, Challenges (Posters)Monday, 16 October 20238:00 AM - 5:30 PMHall B
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INVESTIGATING CONTROLS ON CARBON AND NITROGEN CYCLING IN A MODERN ANOXIC LAKE ENVIRONMENT
3 Aqueous and Environmental GeochemistryThursday, 4 May 20238:00 AM - 12:00 PMEC 414
2022
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FLUVIAL RESPONSE TO THE EOCENE OLIGOCENE CLIMATE TRANSITION IN NORTH AMERICA
T208 Mountains, Rivers, and Lakes: Integrated Records of Paleogene Landscape Evolution, Western United States (Posters)Tuesday, 11 October 20222:00 PM - 6:00 PMExhibit Hall F
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RIVERS IN TIME: AN INTEGRATED FRAMEWORK FOR RECONSTRUCTING TERRESTRIAL CLIMATE VARIABILITY IN DEEP TIME
T146 Mountains, Rivers, and Lakes: Integrated Records of Paleogene Landscape Evolution, Western United StatesTuesday, 11 October 20228:00 AM - 12:00 PM504
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RIVERS, CLIMATE AND TECTONIC UPLIFT: RAPID RIVER RESPONSE TO EOCENE-OLIGOCENE CLIMATE CHANGE IN CENTRAL NORTH AMERICA
T208 Mountains, Rivers, and Lakes: Integrated Records of Paleogene Landscape Evolution, Western United States (Posters)Tuesday, 11 October 20222:00 PM - 6:00 PMExhibit Hall F
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PALEOHYDRAULIC RECONSTRUCTIONS OF EPHEMERAL OLIGOCENE RIVERS AT THE ONSET OF THE NORTH AMERICAN MONSOON
T208 Mountains, Rivers, and Lakes: Integrated Records of Paleogene Landscape Evolution, Western United States (Posters)Tuesday, 11 October 20222:00 PM - 6:00 PMExhibit Hall F
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DISENTANGLING TERRESTRIAL ORGANIC MOLECULAR RECORDS OF CLIMATE AND TOPOGRAPHY: HOW RIVERS, FLOODPLAINS AND CARBON STORAGE BIAS INTERPRETATIONS OF GLOBAL CLIMATE, TOPOGRAPHY AND ECOSYSTEM RESPONSE
T78 Advances in Reconstructing PaleotopographyMonday, 10 October 20228:00 AM - 12:00 PM505
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BULK CARBON ISOTOPIC VARIABILITY WITHIN LEAVES
63 D25. Paleontology: Recent Developments in Paleoecology and Taphonomy (Posters)Sunday, 9 October 20222:00 PM - 6:00 PMExhibit Hall F
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DIFFERENTIATING IN SITU VERSUS CATCHMENT-DERIVED BIOMARKER SIGNALS OF PALEOCLIMATIC CHANGE ACROSS THE TERRESTRIAL EOCENE-OLIGOCENE TRANSITION OF NORTHWEST NEBRASKA
T37 Recent Advances in Soil and Paleosol ScienceSunday, 9 October 20221:30 PM - 5:30 PMMile High Ballroom 4D
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MOUNTAINS, RIVERS AND CARBON: CATCHMENT INTEGRATION OF ORGANIC MATTER AND ISOTOPIC RECORDS OF PALEOELEVATION
39 Soil Processes and Biogeochemical Interactions (Posters)Monday, 21 March 20221:30 PM - 5:30 PMFreedom Hall A
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PRESERVATION POTENTIAL OF SEDIMENTARY ORGANIC BIOMARKERS IN THE PRESENCE OF CLAY MINERALS
39 Soil Processes and Biogeochemical Interactions (Posters)Monday, 21 March 20221:30 PM - 5:30 PMFreedom Hall A
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CHAPTER 9: STRATIGRAPHY OF THE FRASNIAN-FAMENNIAN BOUNDARY INTERVAL IN SHALLOW-MARINE PALEOENVIRONMENTS OF NEW YORK AND NORTH-CENTRAL PENNSYLVANIA (WISCOY-CANEADEA FORMATIONS, UPPER DEVONIAN)
24 Devonian of New York II: A New, Extensive Volume on The North American Standard SectionMonday, 21 March 20228:00 AM - 12:00 PMCommonwealth Salon 2
2021
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MULTI-PROXY ANALYSIS OF THE LOWER KELLWASSER EVENT IN THE APPALACHIAN BASIN
T10 New Perspectives on Phanerozoic Mass Extinctions and Environmental Perturbations ISunday, 10 October 20218:00 AM - 12:00 PME143/E144
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CLIMATIC AND GEOMORPHIC CONTROLS ON ISOTOPE GEOCHEMICAL SIGNATURES OF FLUVIAL SEDIMENTARY ARCHIVES IN GAOPING SOURCE-TO-SINK SYSTEM, SOUTHWESTERN TAIWAN
18 D5. Sedimentology, Stratigraphy, and PaleontologyMonday, 15 March 20211:30 PM - 5:50 PMPortland
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BULK GEOCHEMISTRY AND MAGNETIC SUSCEPTIBLY OF PALEOSOLS ACROSS THE EOCENE-OLIGOCENE TRANSITION OF THE NORTHERN GREAT PLAINS (WHITE RIVER GROUP), USA
18 D5. Sedimentology, Stratigraphy, and PaleontologyMonday, 15 March 20211:30 PM - 5:50 PMPortland
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PRELIMINARY ANALYSES OF Δ15N IN THE SHALLOW APPALACHIAN BASIN ASSOCIATED WITH THE LATE DEVONIAN MASS EXTINCTION EVENT
18 D5. Sedimentology, Stratigraphy, and PaleontologyMonday, 15 March 20211:30 PM - 5:50 PMPortland
2020
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HISTORIC LAND USE IMPACTS ON UPLAND SOILS AND EROSION IN SOUTHERN NEW ENGLAND
T146 Soils and Long-Term Environmental Change IIWednesday, 28 October 20201:30 PM - 5:30 PMMeeting Rooms
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ANTHROPOGENIC MODIFICATIONS TO UPLAND SOILS FROM HISTORIC LAND USE IN SOUTHERN NEW ENGLAND
47 Abiotic-Biotic Interactions in the Critical Zone (Posters)Saturday, 21 March 20201:30 PM - 5:30 PMGrand Ballroom A–D
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PRELIMINARY ANALYSES OF δ15N IN THE SHALLOW APPALACHIAN BASIN ASSOCIATED WITH THE LATE DEVONIAN MASS EXTINCTION EVENT
22 D14. Paleoclimatology/Oceanography (Posters)Friday, 20 March 20201:30 PM - 5:30 PMGrand Ballroom A–D
2019
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INTEGRATION OF PLANT LIPID BIOMARKERS BY STREAMS IN THE AREGUNI MOUNTAINS, ARMENIAN HIGHLANDS
T218 Inverting Source from Sink: Decoding Sedimentary Records of Climate, Erosion, and VegetationTuesday, 24 September 20191:30 PM - 5:30 PMRoom 132ABC, North Building
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THE ENVIRONMENTAL CONTEXT OF CHANGING MAMMAL DIVERSITY THROUGH THE MIDDLE MIOCENE CLIMATIC OPTIMUM IN THE BARSTOW FORMATION, MOJAVE DESERT, CALIFORNIA
T15 Landscape Responses to Neogene Climate ChangeSunday, 22 September 20198:00 AM - 12:00 PMRoom 228AB, North Building
2018
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THE EFFECT OF TIME-AVERAGING ON PALEO-WATER ISOTOPE RECORDS
T218 Recent Advances and Future Directions in Paleoaltimetry and PaleoclimateTuesday, 6 November 20181:30 PM - 5:30 PMRoom 240-241
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THE NONESUCH FORMATION: AN ENIGMATIC WINDOW INTO TERRESTRIAL ENVIRONMENTS DURING THE MESOPROTEROZOIC
T68 Evolution of the Midcontinent Rift: A Window into Proterozoic Environments, a Repository of Minerals, and a Lesson in Rifting IISunday, 4 November 20181:30 PM - 5:30 PMRoom 242
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A RECORD OF EARLY HOLOCENE WILDFIRES AND 18-20TH CENTURY HUMAN IMPACTS IN AN UPLAND WETLAND IN EASTERN CONNECTICUT
23 D7. Quaternary Geology (Posters)Sunday, 18 March 20181:30 PM - 5:30 PMLake Champlain Exhibition Hall
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STRATIGRAPHY OF THE FRASNIAN-FAMENNIAN MASS EXTINCTION INTERVAL (UPPER DEVONIAN) IN THE NORTHERN APPALACHIAN BASIN
13 Stratigraphic Studies along the Western Margin of the Appalachian OrogensSunday, 18 March 20181:30 PM - 5:30 PMDiamond Ballroom I
2017
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NEW EVIDENCE FOR LONG-LIVED CENOZOIC TOPOGRAPHY IN THE PATAGONIAN ANDES
T306 Ancient Environments of South AmericaWednesday, 25 October 20178:00 AM - 12:00 PMRoom 604
2016
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POLYCYCLIC AROMATIC HYDROCARBONS PRESERVE SEDIMENTARY RECORDS OF WILDFIRE IN DIVERSE ECOSYSTEMS
T302 Geomorphology and Hydrology of Wildland FiresWednesday, 28 September 20161:30 PM - 5:30 PMRoom 406
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STRATIGRAPHIC REVISION AND FACIES ANALYSES OF THE FRASNIAN-FAMENNIAN BOUNDARY INTERVAL (UPPER DEVONIAN) IN NEW YORK AND PENNSYLVANIA
344 Stratigraphy (Posters)Wednesday, 28 September 20169:00 AM - 6:30 PMExhibit Hall E/F
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STRUCTURE AND FUNCTION IN DYNAMIC CARBONIFEROUS TROPICAL FORESTS: A NEW PERSPECTIVE ON PALEOZOIC PLANT FUNCTION AND PHYSIOLOGICAL FORCING OF CLIMATE
T194 Height, the Elusive Third Dimension of Terrestrial Ecosystems: New Approaches for Determining the Structure and Complexity of Ecosystems on Land in Deep TimeTuesday, 27 September 20168:00 AM - 12:00 PMMile High Ballroom 3C
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CLIMATE IMPACT ON HUMAN BEHAVIOR IN THE UPPER PALEOLITHIC OF THE ARMENIAN HIGHLANDS
T111 The Context of Our Origins: Geological Studies of Old World Fossil Primate and Hominin SitesMonday, 26 September 20168:00 AM - 12:00 PMRoom 401
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CLIMATIC AND HYDROLOGIC CHANGE DURING THE EOCENE-OLIGOCENE TRANSITION IN THE NORTH AMERICAN INTERIOR
30 Recent Advances in Paleoclimatology and PaleoceanographySunday, 25 September 20161:30 PM - 5:30 PMRoom 505
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A GLOBAL TERRESTRIAL CLIMATE SHIFT AT THE EOCENE-OLIGOCENE TRANSITION: EVIDENCE FROM MID-LATITUDE SOUTH AMERICA
30 Recent Advances in Paleoclimatology and PaleoceanographySunday, 25 September 20161:30 PM - 5:30 PMRoom 505
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CLIMATE, VEGETATION, AND STABLE ISOTOPES OF MODERN AND SEDIMENTARY N-ALKANES IN SEMI-ARID AND GRASSLAND ENVIRONMENTS OF THE NORTH AMERICAN INTERIOR
T24 Cenozoic Geology of the Great Plains and Western United States: Toward an Integrated Understanding of a Sedimentary, Paleoecologic, and Geohydrologic SystemSunday, 25 September 20168:00 AM - 12:00 PMRoom 402
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LATE DEVONIAN (FRASNIAN-FAMENNIAN) δ13CORG PERTURBATIONS IN THE NORTHERN APPALACHIAN BASIN: AN INTEGRATED STUDY OF EXTINCTION THROUGH GEOCHEMICAL AND SEDIMENTOLOGICAL RECORDS
52 Stratigraphy, Sedimentology, and Paleontology of the New York PaleozoicWednesday, 23 March 20168:00 AM - 12:00 PMMeeting Room 2
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THE EFFECT OF ATMOSPHERIC CO2 AND O2 CONCENTRATION ON HYDROGEN ISOTOPE VALUES OF EPICUTICULAR PLANT WAX COMPOUNDS
32 Organic Geochemistry in the GeosciencesTuesday, 22 March 20168:00 AM - 12:00 PMMeeting Room 5
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STUDYING ANTHROPOCENE SEDIMENTATION BEHIND A 19TH-20TH CENTURY DAM IN WESTERN CONNECTICUT
46 Pleistocene to Anthropocene Landscape Evolution in the Northeastern U.S. (Posters)Tuesday, 22 March 20161:30 PM - 5:30 PMConvention Hall
2015
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CENOZOIC ORGANIC MOLECULAR ISOSCAPES: PLANT WAX HYDROGEN ISOTOPE RECORDS OF CHANGING PRECIPITATION ISOTOPES AND CLIMATE ACROSS NORTH AMERICA
T277 Fresh Perspectives on Critical Transitions in Earth History: Insights from Novel Tools or New SuccessionsWednesday, 4 November 20158:00 AM - 12:00 PMRoom 319/320
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DYNAMIC SHIFTS IN GLACIAL-INTERGLACIAL ATMOSPHERIC CO2 AND TROPICAL VEGETATION DURING EARTH’S LAST ICEHOUSE
T280 Geobiology of Critical Transitions: Integrating Fossils, Proxies, and Models IIWednesday, 4 November 20158:00 AM - 12:00 PMRoom 325/326
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STABLE ISOTOPIC AND MOLECULAR ALTERATION OF ORGANIC BIOMARKERS IN SOIL DURING SIMULATED DIAGENESIS: IMPACT OF VARYING MOISTURE, TEMPERATURE, ATMOSPHERE OXYGEN AND LIGHT
T214 Soil to Sediment and Channels—From Geologic to Modern Time Scales: A Session to Honor the Work of Milan Pavich (Posters)Tuesday, 3 November 20159:00 AM - 6:30 PMExhibit Hall
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LATE PLEISTOCENE PALEOCLIMATE RECONSTRUCTION AT LUSAKERT CAVE, ARMENIA
T66 From the Caspian to Mediterranean: Environmental Change and Human Response during the Quaternary (IGCP 610)Sunday, 1 November 20151:30 PM - 5:30 PMRoom 325/326
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TEMPORAL VARIATIONS IN HYDROGEN AND CARBON ISOTOPES: UNDERSTANDING HOW PHYSIOLOGICAL DIFFERENCES BETWEEN TAXONOMIC CLASSES AFFECT ISOTOPIC FRACTIONATION IN PLANT LEAF WAXES
28 Geochemistry (Posters)Sunday, 1 November 20159:00 AM - 5:30 PMExhibit Hall
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UNDERSTANDING THE RELATIONSHIP BETWEEN ENVIRONMENTAL FACTORS AND THE DEUTERIUM/HYDROGEN RATIOS FOUND IN N-ALKANES BETWEEN VARYING PLANT SPECIES
28 Geochemistry (Posters)Sunday, 1 November 20159:00 AM - 5:30 PMExhibit Hall
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TIMING OF THE LOWER KELLWASSER EXTINCTION (LATE DEVONIAN) RELATIVE TO DARK SHALE DEPOSITION IN THE APPALACHIAN BASIN
T19 Mass Extinction Causality: Records of Anoxia, Acidification, and Global Warming during Earth's Greatest Crises ISunday, 1 November 20158:00 AM - 12:00 PMRoom 310
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HYDROLOGICAL CHANGES DURING THE MIDDLE MIOCENE CLIMATIC OPTIMUM IN SOUTHWEST MONTANA USING MOLECULAR BIOMARKERS OF LEAF WAXES
4 Evolution of Minerals in Diverse Environments: Geobiological and Geochemical AspectsMonday, 23 March 20158:00 AM - 12:00 PMJefferson Room