John Bershaw
Portland State University, Portland, OR
Activity
2024
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USING A STRATIGRAPHICALLY CONSTRAINED BASIN MODEL TO UNDERSTAND THE GEOLOGIC HISTORY OF THE CHEHALIS FOREARC BASIN, WASHINGTON STATE, USA
38 Undergraduate and Graduate Geoscience Student Lightning Talk Showcase (Posters)Friday, 17 May 20249:00 AM - 1:30 PMGrand Ballroom
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STABLE ISOTOPE STUDY OF WATER IN OREGON CAVES NATIONAL MONUMENT
30 The Highest and the Deepest: the U.S. Frontier of Cave and Karst ResearchThursday, 16 May 20241:30 PM - 5:30 PMMeeting Room 2
2023
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SPATIAL VARIATIONS IN ANCIENT METEORIC WATER: AN INVESTIGATION OF THE RATTLESNAKE TUFF
4 D2. Environmental, Hydrological, and Engineering Geology (Posters)Wednesday, 17 May 20238:00 AM - 6:00 PMCargo Room
2022
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SPATIAL AND SEASONAL VARIATIONS OF STABLE ISOTOPES (18O AND 2H) IN PRECIPITATION, SPRINGS, AND SURFACE WATER IN THE OCHOCO MOUNTAINS, OREGON, USA
21 D3. Recent Advances in Hydrogeology of the Mountain West (Posters)Wednesday, 16 March 20228:30 AM - 6:00 PMStudent Union Ballroom A/B
2021
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INVESTIGATING THE EFFECTS OF HYDROLOGIC RESTORATION ON WATER FLUX ACROSS SAUVIE ISLAND, OREGON
T136 Environmental and Engineering Geology Division ITuesday, 12 October 20218:00 AM - 12:00 PMB111
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THE SPATIAL AND TEMPORAL EVOLUTION OF THE PORTLAND AND TUALATIN FOREARC BASINS, OREGON, USA
T168 Initiation and Evolution of Arc-Forearc Systems in Cascadia and BeyondTuesday, 12 October 20211:30 PM - 5:30 PMPortland Ballroom 257 (Hybrid Room)
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MAJOR CONTROLS ON DIAGENESIS IN THE MARTIN BRIDGE FORMATION: WALLOWA MOUNTAINS, OREGON
T161 Sedimentary Geology Division/SEPM Student Research Poster Competition: Dynamics of Stratigraphy and Sedimentation (Posters)Tuesday, 12 October 20219:00 AM - 1:00 PMExhibit Hall A
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SPATIAL VARIABILITY IN STABE ISOTOPES OF SNOW AND ICE FROM PERENNIAL SNOWFIELDS IN THE PACIFIC NORTHWEST
T59 A Showcase of Undergraduate Research in Hydrogeology (Posters)Sunday, 10 October 20212:30 PM - 6:30 PMExhibit Hall A
2019
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VARIABILITY OF DEUTERIUM EXCESS (D-EXCESS) AND 17O-EXCESS (D17O) IN METEORIC WATER THROUGHOUT THE PACIFIC NORTHWEST
12 D3. The Hydrology of Volcanic Terranes II: Celebrating the Scientific Curiosity of Ken Lite and Marshall GannettWednesday, 15 May 20191:30 PM - 3:35 PMRoom C123
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TRACKING THE SPATIAL AND TEMPORAL EVOLUTION OF THE PORTLAND AND TUALATIN BASINS, NORTHWEST OREGON
8 A Simple Twist of Plate: In Honor of the Career Contributions of the Dynamic Duo—Rick Blakely and Ray Wells—to Understanding Plate Interactions and Deformation in Cascadia (Posters)Wednesday, 15 May 20199:00 AM - 6:00 PMExhibit Hall B
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EVALUATING THERMAL ENERGY STORAGE IN THE COLUMBIA RIVER BASALTS FOR THE PURPOSES OF SEASONALLY HEATING OR COOLING DOWNTOWN PORTLAND, OREGON, USA
1 D3. The Hydrology of Volcanic Terranes I: Celebrating the Scientific Curiosity of Ken Lite and Marshall GannettWednesday, 15 May 20198:00 AM - 12:00 PMRoom C125-126
2017
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CANNABIS TERROIR: WHERE IS THE GRASS GREENER?
T240 TerroirTuesday, 24 October 20171:30 PM - 5:30 PMSkagit 3
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DEUTERIUM VALUES FROM HYDRATED VOLCANIC GLASS: A PALEOELEVATION PROXY FOR OREGON'S CASCADE RANGE
T268 Cenozoic Paleoclimates and Ecosystems (Posters)Tuesday, 24 October 20179:00 AM - 6:30 PMHalls 4EF
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ASSESSING THE IMPACT OF DIAGENESIS ON ISOTOPIC COMPOSITION OF PALEOSOL CARBONATES FROM THE CHU BASIN, KYRGYZSTAN
86 D53. Sediments, Carbonates (Posters)Sunday, 22 October 20179:00 AM - 5:30 PMHalls 4EF