J.D. Ortiz
Kent State University, Kent, OH
Activity
2020
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VISUAL DERIVATIVE SPECTROSCOPY AS A QUANTITATIVE APPROACH TO ANALYZE THE NON-SILICA COMPONENT OF HIGH SILICA CHERT STONE TOOLS
2 D3. Advances in GeoarchaeologyMonday, 26 October 20201:30 PM - 5:30 PMMeeting Rooms
2018
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MONITORING THE WATER QUALITY AND THE TEMPORAL VARIABILITY OF PHYTOPLANKTON USING REFLECTANCE SPECTROSCOPY TO UNDERSTAND HARMFUL ALGAL BLOOMS IN THE OLD WOMAN CREEK NATIONAL ESTUARINE RESERVE, OHIO
T161 Satellite Remote Sensing Applications in Hydrology and GeologyTuesday, 6 November 20188:00 AM - 12:00 PMRoom 132
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HOLOCENE PALEOCLIMATIC EVIDENCE FROM A CORE IN THE EASTERN BASIN OF LAKE ERIE: A MULTIPROXY APPROACH
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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TEMPORAL AND SPATIAL VARIATION OF ALGAL BLOOMS IN OLD WOMAN CREEK NATIONAL ESTUARY OF LAKE ERIE DURING THE SUMMER OF 2016, USING REFLECTANCE SPECTROSCOPY
14 Undergraduate Research Poster Session I (Posters)Monday, 16 April 20188:00 AM - 5:30 PMFirst Floor Lobby
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DETERMINING THE COMPOSITION AND TRANSPORTATION OF SUMMER 2017 ALGAL BLOOMS IN OLD WOMAN CREEK ESTUARY OF LAKE ERIE USING REFLECTANCE SPECTROSCOPY
14 Undergraduate Research Poster Session I (Posters)Monday, 16 April 20188:00 AM - 5:30 PMFirst Floor Lobby
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DETERMINING THE SUMMER 2017 COMPOSITION OF ALGAL BLOOMS IN OLD WOMEN CREEK NATIONAL ESTUARY OF LAKE ERIE USING REFLECTANCE SPECTROSCOPY AND ALGAL CELL COUNTS
14 Undergraduate Research Poster Session I (Posters)Monday, 16 April 20188:00 AM - 5:30 PMFirst Floor Lobby
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SEDIMENT RECORDS OF ICE-SHEET INSTABILITY AT ODP SITE 697 (JANE BASIN), NW WEDDELL SEA, SOUTH ORKNEY MICROCONTINENT
15 Undergraduate Research Poster Session II (Posters)Monday, 16 April 20188:00 AM - 5:30 PMFirst Floor Lobby
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PRELIMINARY WAVELET ANALYSIS OF CIRCUM-ANTARCTIC ODP WELL LOGS AND SPLIT-CORE XRF SCANS FROM ODP SITE 697 CORES INFERS OBLIQUITY SIGNAL
58 D12. Paleoclimatology/Paleoceanography (Posters)Tuesday, 20 March 20188:00 AM - 12:00 PMLake Champlain Exhibition Hall
2017
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REMOTE SENSING OF BIOGEOPHYSICAL FACTORS INFLUENCING LOCAL WATER QUALITY AND CORAL REEF HEALTH, U.S. VIRGIN ISLANDS
376 D47. Marine/Coastal Science (Posters)Wednesday, 25 October 20179:00 AM - 6:30 PMHalls 4EF
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WEAK PLIOCENE BOTTOM CURRENTS IN THE JANE BASIN, NW WEDDELL SEA BASED ON MULTIVARIATE ANALYSIS OF GRAIN SIZE SPECTRA
T268 Cenozoic Paleoclimates and Ecosystems (Posters)Tuesday, 24 October 20179:00 AM - 6:30 PMHalls 4EF
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IMPACT OF MID HOLOCENE MOUNT MAZAMA ERUPTION ON LAKE PALEOPRODUCTIVITY AND SEDIMENTOLOGY: A CASE STUDY FROM A CLOSED BASIN LAKE IN SOUTHWESTERN BRITISH COLUMBIA
T102 Lacustrine Systems across Space and Time IMonday, 23 October 20178:00 AM - 12:00 PMRoom 307/308
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PRELIMINARY RESULTS FROM PLIOCENE SEDIMENTS (ODP SITE 697), JANE BASIN, ANTARCTICA AND CIRCUM-ANTARCTIC WELL LOGS SHOW A STRONG OBLIQUITY SIGNAL
T97 Cenozoic Paleoclimates and Ecosystems IMonday, 23 October 20178:00 AM - 12:00 PMRoom 609
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A LATEGLACIAL AND HOLOCENE LACUSTRINE RECORD OF PALEOENVIRONMENTAL CHANGE FROM LOST LAKE, INTERIOR ALASKA
69 Paleolimnological Studies of Climate Variability and Environmental Response (Posters)Tuesday, 21 March 20171:30 PM - 5:30 PMGrand Ballroom, 17th Floor
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TEMPORAL AND SPATIAL VARIATION OF CHLOROPHYLL A IN OLD WOMAN CREEK ESTUARY, LAKE ERIE MEASURED FROM FIELD AND LABORATORY REFLECTANCE MEASUREMENTS
55 Remote Sensing Applications in GeologyTuesday, 21 March 201710:15 AM - 12:00 PMAllegheny, 17th Floor
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EVALUATING LONG CHAIN ALKENONES AND VISIBLE REFLECTANCE SPECTROSCOPY FOR PALEOTEMPERATURE RECONSTRUCTION FROM HARDING LAKE, ALASKA OVER THE LAST 15,000 YEARS
69 Paleolimnological Studies of Climate Variability and Environmental Response (Posters)Tuesday, 21 March 20171:30 PM - 5:30 PMGrand Ballroom, 17th Floor
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EVALUATING WEEKLY VARIATION OF ALGAL BIOMASS IN THE OLD WOMAN CREEK ESTUARY USING VISIBLE SPECTRAL REFLECTANCE
38 Undergraduate Research Session II (Posters)Monday, 20 March 20178:00 AM - 12:00 PMUrban, 17th Floor
2016
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ECCENTRICITY IS THE DOMINANT ORBITAL FORCING FACTOR AT ODP SITE 693 ON THE ANTARCTIC CONTINENTAL MARGIN IN THE MIDDLE AND LATE PLIOCENE
T145 Sedimentary, Paleobiologic, and Geochemical Studies of Deep Time Ocean-Climate Perturbations II: Honoring the Scientific Contributions of Michael A. ArthurMonday, 26 September 20161:30 PM - 5:30 PMRoom 402
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HOLOCENE AQUATIC ECOSYSTEM VARIABILITY FROM BIRCH LAKE AND LOST LAKE, ALASKA USING VISIBLE REFLECTANCE SPECTROSCOPY
T73 A Celebration of Lakes-Past and Present (Posters): In Honor of Dan LivingstoneSunday, 25 September 20169:00 AM - 5:30 PMExhibit Hall E/F
2015
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MINERALOGY OF THE POINT PLEASANT FORMATION WITHIN THE SEBREE TROUGH, SW OHIO, USING VNIR SPECTROSCOPY AND XRD
299 Mineralogy/Crystallography (Posters)Wednesday, 4 November 20159:00 AM - 6:30 PMExhibit Hall
2014
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RAYLEIGH ISOTOPE DISTILLATION MODULE – DEVELOPMENT AND TRANSFERABILITY IN GEOSCIENCE EDUCATION
T305 Transformative Innovations in Undergraduate Geoscience Education Supported by NSF Funding Programs: Accomplishments and Future Directions (Posters)Wednesday, 22 October 20149:00 AM - 6:30 PMExhibition Hall C
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HANDS-ON EXPERIENCES WITH STABLE ISOTOPES IN THE GEOSCIENCES CURRICULUM
T305 Transformative Innovations in Undergraduate Geoscience Education Supported by NSF Funding Programs: Accomplishments and Future Directions (Posters)Wednesday, 22 October 20149:00 AM - 6:30 PMExhibition Hall C
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COMPARISON OF XRF AND SPECTRAL REFLECTANCE DERIVED CYCLICITY IN PLIOCENE AND PLEISTOCENE SEDIMENTS FROM ODP SITE 693, DRONNING MAUD LAND ANTARCTICA
T143 Sedimentary Geology: The Now and the Next Generations of Scientists (Posters)Monday, 20 October 20149:00 AM - 6:30 PMExhibition Hall C
2013
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CLIMATE, ECOSYSTEM AND MELTWATER SOURCE IMPLICATIONS OF AN ARCTIC TO PACIFIC TRANSGRESSIONS, VIA THE BERING STRAIT, WITHIN THE LAST 22-7 CAL. KA. BP
128 Recent Advances in Paleoclimatology/Paleooceanography (Posters)Monday, 28 October 20139:00 AM - 6:30 PMHall D
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LINKING 2,000 YEARS OF SEDIMENTATION IN THE WESTERN ARCTIC OCEAN TO AN ATMOSPHERIC TEMPERATURE PROXY RECORD FROM A GLACIAL LAKE IN THE BROOKS RANGE, AK
13 Quaternary Time Machine: Methods and Analyses of Soils and Sediments to Reveal Secrets of Past EnvironmentsThursday, 2 May 20131:30 PM - 5:30 PMRoom 1040/1050
2012
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HOW TO EXPLAIN A DECAPOD CRUSTACEAN DIVERSITY HOTSPOT IN A MID-CRETACEOUS CORAL REEF
T269 Topics in Paleoecology: Predation/Biotic Interactions, Fidelity/Taphonomy, and Community Ecology/Whole Organism Paleoecology IVWednesday, 7 November 20121:30 PM - 5:30 PM217D
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RECONSTRUCTION OF HOLOCENE HYDROLOGIC VARIABILITY, USING LAMINATED LAKE SEDIMENTS FROM CLELAND LAKE, SOUTH EASTERN BRITISH COLUMBIA, CANADA
22 Climate Change: Past, Present and FutureTuesday, 24 April 20129:00 AM - 12:00 PMRoom 202
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DOWNCORE CA-P-I SIGNATURES DISCRIMINATE TEMPORAL AND GEOGRAPHIC VARIATIONS IN LATE PLEISTOCENE CARBONATE PROVENANCE IN THE ARCTIC OCEAN
22 Climate Change: Past, Present and FutureTuesday, 24 April 20129:00 AM - 12:00 PMRoom 202
2011
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RECONSTRUCTION OF HOLOCENE PALEOCLIMATIC VARIABILITY USING HIGH RESOLUTION DIFFUSE SPECTRAL REFLECTANCE DATA FROM CLELAND LAKE, BRITISH COLUMBIA
T189 Limnogeology: Interdisciplinary Studies of Lakes and Paleolakes (Posters)Tuesday, 11 October 20119:00 AM - 6:00 PMHall C
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EVALUATION OF LAKE SEDIMENT COMPOSITION AND PRODUCTIVITY USING HIGH RESOLUTION DIFFUSE SPECTRAL REFLECTANCE DATA FROM CLELAND LAKE, SOUTHWESTERN CANADA
70 Limnogeology (Posters)Tuesday, 22 March 20111:30 PM - 5:30 PMGrand Ballroom
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THE INFLUENCE OF SOUTHERN OCEAN WINDS AND NORTHERN HEMISPHERE MELT WATER ON THE ATLANTIC MERIDIONAL OVERTURNING CIRCULATION
31 Theory and Application in Cenozoic Paleoclimate StudiesMonday, 21 March 20118:00 AM - 12:00 PMConference B
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DROUGHT HISTORY OF SCOUT LAKE DURING THE HOLOCENE BASED ON SEDIMENT LIGHTNESS
37 Lakes and Environmental Change (Posters)Monday, 21 March 20118:00 AM - 12:00 PMGrand Ballroom/Urban Room
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LATE QUATERNARY CLAY MINERAL AND IRON OXIDE DISTRIBUTIONS ON THE BERING AND CHUKCHI SEA SHELVES: A PROXY FOR OCEAN CIRCULATION THROUGH THE BERING STRAIT
8 Paleoclimatology/Paleoceanography (Posters)Sunday, 20 March 20118:00 AM - 12:00 PMGrand Ballroom/Urban Room
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PALEOCLIMATIC AND MINERALOGICAL CHARACTERIZATION OF DOWNCORE VNIR, VIS DSR AND XRF DATA FROM THE NORTHWIND RIDGE AREA IN THE CENTRAL ARCTIC OCEAN
8 Paleoclimatology/Paleoceanography (Posters)Sunday, 20 March 20118:00 AM - 12:00 PMGrand Ballroom/Urban Room
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MARINE SEDIMENTOLOGICAL ANALYSIS FROM THE HUDSON STRAIGHT, LABRADOR SEA
8 Paleoclimatology/Paleoceanography (Posters)Sunday, 20 March 20118:00 AM - 12:00 PMGrand Ballroom/Urban Room
2010
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PALEOCLIMATIC CHARACTERISTICS OF LATE PLEISTOCENE/ HOLOCENE CARBONATES IN THE ARCTIC OCEAN BASED ON A PCA AND ELEMENT CORRELATION STUDY OF DOWNCORE XRF DATA
251 Paleoclimatology/Paleoceanography (Posters)Wednesday, 3 November 20108:00 AM - 6:00 PMHall D
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SEA LEVEL-RELATED COASTAL CHANGES IN EASTERN AND SOUTHEASTERN SRI LANKA
100 Marine/Coastal Science Geology (Posters)Monday, 1 November 20108:00 AM - 6:00 PMHall D
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APPLICATION OF VIS-NIR SPECTRAL RADIOMETRY TECHNIQUES TO ESTIMATE CHLOROPHYLL A IN TURBID WATERS
T107 Impacts of Land Use and Climate Change on Water Resources Sustainability (Posters)Monday, 1 November 20108:00 AM - 6:00 PMHall D
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EVIDENCE OF ORBITAL FORCING UPON THE MISSISSIPPIAN VINTON MEMBER OF THE LOGAN FORMATION, OHIO
66 Paleoclimatology (Posters)Tuesday, 16 March 20108:00 AM - 12:05 PMInternational ABCDF
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SEDIMENTOLOGICAL ANALYSIS OF HOLOCENE AND GLACIAL EVENTS IN BAFFIN BAY, LABRADOR SEA
66 Paleoclimatology (Posters)Tuesday, 16 March 20108:00 AM - 12:05 PMInternational ABCDF
2009
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NON INVASIVE MULTI PROXY APPROACH TO RECOGNIZE PALEO-COASTAL ENVIRONMENTAL SIGNALS
171 Marine/Coastal Science: Processes and Their Recognition (Posters)Tuesday, 20 October 20099:00 AM - 6:00 PMHall A
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ASSESSING FULL RESOLUTION MERIS PRODUCTS IN MONITORING CHLOROPHYLL_A, AND SUSPENDED MATTER IN THE WESTERN BASIN OF LAKE ERIE
100 Remote Sensing/Geographic Info System (Posters)Monday, 19 October 20099:00 AM - 6:00 PMHall A
2008
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IDENTIFYING CLAYS IN SEDIMENTARY SEQUENCES UTILIZING A NEW CLAY MIXTURE SPECTRAL LIBRARY DEVELOPED WITH DIFFUSE SPECTRAL REFLECTANCE
40 Sedimentology and Stratigraphy (Posters)Saturday, 29 March 20088:00 AM - 12:00 PM
2006
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GLACIAL-INTERGLACIAL GRAIN SIZE VARIATIONS ON THE NORTHWIND RIDGE, ARCTIC OCEAN, MEASURED BY LASER PARTICLE SIZE ANALYZER
30 Undergraduate Research Poster Session (Posters)Friday, 21 April 20068:00 AM - 12:00 PM
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PRELIMINARY EVIDENCE OF MILANKOVITCH CYCLICITY RECORDED IN SEDIMENT BRIGHTNESS (L*) RECORDS FROM CENTRAL ARCTIC OCEAN SEDIMENTS RECOVERED BY THE HOTRAX PROGRAM
21 The World Encompassed: New and Collaborative Research in Cenozoic Processes at Akron and KSU (Posters)Thursday, 20 April 20061:20 PM - 5:00 PM
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PARTITIONING OF TOTAL SUSPENDED PARTICULATES IN THE WESTERN BASIN OF LAKE ERIE AND SANDUSKY BAY BY LASER PARTICLE SIZE ANALYSIS
4 Monitoring Environmental Properties of Large LakesThursday, 20 April 20068:00 AM - 11:40 AM
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TEACHING EARTH SYSTEM SCIENCE FROM AN INQUIRY-BASED PERSPECTIVE
18 Issues in Geoscience EducationThursday, 20 April 20061:20 PM - 5:40 PM
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REMOTE SENSING OF TOTAL SUSPENDED PARTICULATES IN THE WESTERN BASIN OF LAKE ERIE
4 Monitoring Environmental Properties of Large LakesThursday, 20 April 20068:00 AM - 11:40 AM
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GROUND-TRUTHING SATELLITE CHLOROPHYLL CONCENTRATION ALGORITHMS IN LAKE ERIE
4 Monitoring Environmental Properties of Large LakesThursday, 20 April 20068:00 AM - 11:40 AM
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INCORPORATING GEOSPATIAL TECHNOLOGY INTO THE K-12 CURRICULUM THROUGH TEACHER PROFESSIONAL DEVELOPMENT
18 Issues in Geoscience EducationThursday, 20 April 20061:20 PM - 5:40 PM
2004
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CONNECTING WITH THE RIVER LEADS TO AN ENHANCED VIEW OF SCIENCE FOR MINORITY HIGH SCHOOL STUDENTS
2 Geoscience Education ISunday, 7 November 20048:00 AM - 12:00 PM
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WATER QUALITY AND OSTRACODES: TRACKING CHANGES IN ROAD SALT AND NITRATE IN A NORTHEAST OHIO WATERSHED
10 Hydrogeology and Environmental Geology (Posters)Thursday, 1 April 20041:00 PM - 5:00 PM
2003
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LOW LATITUDE CONTROL OF MARINE PRODUCTIVITY OFF THE WESTERN MARGIN OF NORTH AMERICAN DURING THE LAST 52 KA?
T214 Interhemispheric Records of Paleoclimate Change: Low Latitude Influences on the High Latitudes, or the Other Way Around, in Pole-Equator-Pole SynthesesWednesday, 5 November 20038:00 AM - 12:00 PM
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APPLICATION OF VIS/NIR SPECTRAL REFLECTANCE IN SOURCING AND RECOGNITION OF HEAT-TREATMENT IN CHERTS
185 Archaeological Geology (Posters)Tuesday, 4 November 20031:30 PM - 5:30 PM
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MID-HOLOCENE CLIMATE RECONSTRUCTION IN THE SOLEDAD BASIN USING PLANKTIC FORAM ASSEMBLAGES
T89 Sigma Gamma Epsilon Student Research (Posters)Monday, 3 November 20038:00 AM - 12:00 PM
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CLAY MINERAL IDENTIFICATION BY DIFFUSE SPECTRAL REFLECTANCE
13 Showcase of Undergraduates (Posters)Monday, 24 March 20035:00 PM - 9:00 PM
Date Unknown
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DOVETAILING SCIENCE CONTENT INSTRUCTION AND PEDAGOGICAL TRAINING FOR SUCCESSFUL GK-12 FELLOW PREPARATION
T145 GK12 (Graduate-K–12) Education: Improving Understanding of Geologic Concepts at All Levels (Posters)
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ENSO DYNAMICS AND BAJA CALIFORNIA OXYGEN MINIMUM ZONE STRENGTH SINCE THE LAST GLACIATION
T125 Frontier in Understanding the Geologic Record of Climate Change: A Session in Honor of William W. Hay (Posters)
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NEOGEO (NORTHEAST OHIO GEOSCIENCE EDUCATION OUTREACH): PROVIDING EFFECTIVE TEACHER PROFESSIONAL DEVELOPMENT OPPORTUNITIES
T145 GK12 (Graduate-K–12) Education: Improving Understanding of Geologic Concepts at All Levels (Posters)
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SUMMER DISTRIBUTION OF TOTAL SUSPENDED PARTICULATES IN THE WESTERN BASIN OF LAKE ERIE AND SANDUSKY BAY
36 Undergraduate Research IV (Posters)
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VENTILATION INFLUENCE ON BAJA CALIFORNIA OXYGEN MINIMUM ZONE STRENGTH SINCE THE LGM: CONSTRAINTS FROM BENTHIC FORAMINIFERAL MG/CA
18 Millenial-scale Correlation Between Ice-core and Marine Sediment Records (Posters)