Johan C. Varekamp
Wesleyan University, Middletown, CT
Activity
2023
-
ENVIRONMENTAL HISTORY OF LONG ISLAND SOUND: THE FORAM POINT OF VIEW
T194 Cushman Foundation Symposium: In Pursuit of Understanding the Distribution of Benthic Foraminifera: Honoring the Career of Martin A. BuzasTuesday, 17 October 20231:30 PM - 5:30 PM321
-
PAULINA LAKE, NEWBERRY VOLCANO, OR AS A MODERN ANALOG FOR PRECAMBRIAN IRON FORMATIONS
T17 Hydrothermal Systems and Their Geologic RecordsSunday, 15 October 20238:00 AM - 12:00 PM319
-
STRATIGRAPHY OF THE NEWBERRY VOLCANO CRATER LAKE SEDIMENTS: TEPHRA AND OSTRACOD DATA
T40 Creative Contributions in Volcanology and Petrology: In Honor of Katharine V. Cashman, Recipient of the 2023 Distinguished Geological Career Award from the Mineralogy, Geochemistry, Petrology and Volcanology Division (Posters)Sunday, 15 October 20238:00 AM - 5:30 PMHall B
2021
-
EVOLUTION OF PAULINA LAKE (NEWBERRY, OR) OVER THE LAST FEW THOUSAND YEARS: UPDATED TEPHROCHRONOLOGY WITH NEW MICROPROBE ANALYTICAL RESULTS
T236 Out of This World LakesWednesday, 13 October 20211:30 PM - 5:30 PMD135
-
ENVIRONMENTAL EVOLUTION OF PAULINA LAKE (NEWBERRY, OR) OVER THE LAST 15,000 YEARS
T236 Out of This World LakesWednesday, 13 October 20211:30 PM - 5:30 PMD135
-
THE LIFE AND CAREER OF JELLE ZEILINGA DE BOER
11 Stories in Stone: The Legacy of Jelle Zeilinga de BoerMonday, 15 March 20218:00 AM - 12:00 PMMonson
-
THE WESLEYAN COPAHUE VOLCANOLOGY PROJECT: HOW AN EXPLORATORY TRIP TO THE ANDES GREW INTO A 16-YEAR RESEARCH PROJECT THAT UNCOVERED THE HEARTBEAT OF A BEEHIVE VOLCANO
11 Stories in Stone: The Legacy of Jelle Zeilinga de BoerMonday, 15 March 20218:00 AM - 12:00 PMMonson
-
NISYROS, DODECANESE, GREECE: A SMALL, EXPLOSIVE ARC VOLCANO
5 Magma Ascent to Magma Mingling, Volatility, and Volcanism: A Session in Honor of Sheila J. SeamanSunday, 14 March 20211:30 PM - 5:30 PMMonson
2020
-
RESILIENCE OF LIFE IN A VOLCANIC LAKE: THE OSTRACOD RECORD OF PAULINA LAKE, NEWBERRY VOLCANO, OR
T39 Lakes of the World through Time and Space IMonday, 26 October 20205:30 PM - 8:00 PMMeeting Rooms
2019
-
THE HISTORY OF HYPOXIA IN LONG ISLAND SOUND
T270 Insights from Microfossils and Their Modern Analogs: From Traditional to Emerging Approaches (Posters)Wednesday, 25 September 20199:00 AM - 6:30 PMHall AB, North Building
-
THE OSTRACOD RECORD IN PAULINA LAKE, OREGON: ENVIRONMENTAL HISTORY OF A VOLCANIC CRATER LAKE
T193 Lakes of the World through Time and Space (Posters)Tuesday, 24 September 20199:00 AM - 6:30 PMHall AB, North Building
-
CHEMICAL EVIDENCE FOR THE MODERN DEPOSITION OF IRON FORMATIONS AT PAULINA LAKE, NEWBERRY VOLCANO (OR)
T7 Iron Formations, Ferruginous Sediments, and Redox through Time and SpaceSunday, 22 September 20198:00 AM - 12:00 PMRoom 229A, North Building
2017
-
EXCESS VOLATILES AT COPAHUE VOLCANO, ARGENTINA
T47 Geochemical and Petrologic Forensics in the study of Earth’s Magmatism: A Tribute to the Distinguished Career of Jon Davidson (1959–2016)Sunday, 22 October 20171:30 PM - 5:30 PMSkagit 2
2016
-
MERCURY DEPOSITION RECORDS FROM LAKE AND ESTUARINE DEPOSITS AROUND LONG ISLAND SOUND: ATMOSPHERIC DEPOSITION VERSUS LOCAL SOURCES
T239 Contamination and Human Impact Records from Lake and Estuarine Sediment (Posters)Tuesday, 27 September 20169:00 AM - 6:30 PMExhibit Hall E/F
-
MERCURY AND THE LAW: UNCOMFORTABLE BEDFELLOWS
T38 Geoscience, Society, and the Law: Exploring the Legal Problems Entailed with Geologic Research and PracticeSunday, 25 September 20161:30 PM - 5:30 PMRoom 403
-
CARBON CYCLING IN EAST LAKE AND PAULINA LAKE, NEWBERRY VOLCANO, OREGON
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
-
STABLE ISOTOPE-BASED WATER BUDGETS OF THE TWO NEWBERRY CRATER LAKES, OR
47 Records of Environmental Change from Lacustrine Archives (Posters)Tuesday, 22 March 20161:30 PM - 5:30 PMConvention Hall
-
A STUDY OF THE GEOCHEMICAL AND GEOMORPHOLOGIC EVIDENCE FOR PREHISTORIC FLOODS FROM PAULINA LAKE IN NEWBERRY CRATER, CENTRAL OREGON
47 Records of Environmental Change from Lacustrine Archives (Posters)Tuesday, 22 March 20161:30 PM - 5:30 PMConvention Hall
-
CARBON DYNAMICS IN EAST LAKE: DIFFUSIVE CO2 ESCAPE
47 Records of Environmental Change from Lacustrine Archives (Posters)Tuesday, 22 March 20161:30 PM - 5:30 PMConvention Hall
-
GEOCHEMISTRY OF TWO CRATER LAKES: THE NEWBERRY CALDERA, OREGON
47 Records of Environmental Change from Lacustrine Archives (Posters)Tuesday, 22 March 20161:30 PM - 5:30 PMConvention Hall
-
THE GEOCHEMISTRY OF PAULINA LAKE, NEWBERRY, OR
47 Records of Environmental Change from Lacustrine Archives (Posters)Tuesday, 22 March 20161:30 PM - 5:30 PMConvention Hall
2015
-
CARBON CYCLING IN TWO VOLCANIC LAKES FED BY GEOTHERMAL FLUIDS: PHOTOSYNTHETIC SEQUESTRATION AND DIFFUSIVE CO2 ESCAPE
T336 Lakes of the WorldWednesday, 4 November 20151:30 PM - 5:30 PMRoom 347/348
-
THE TWIN CRATER LAKES OF NEWBERRY VOLCANO, OR
T298 Lakes of the World (Posters)Wednesday, 4 November 20159:00 AM - 6:30 PMExhibit Hall
2014
-
LAKE CAVIAHUE, ARGENTINA: NON STEADY STATE DYNAMICS IN A VOLCANICALLY ACIDIFIED LAKE
325 Recent Advances in LimnogeologyWednesday, 22 October 20141:00 PM - 5:00 PM213
-
WHERE IS THE PRE-INDUSTRIAL GOLD-SILVER MINING MERCURY?
T190 Trace Elements and Organics in Environmental and Urban Geochemistry IITuesday, 21 October 20148:00 AM - 12:00 PM204
2013
-
METAL POLLUTION IN COVES ALONG THE CONNECTICUT RIVER
T358 Urban Geochemistry (Posters)Wednesday, 30 October 20139:00 AM - 6:30 PMHall D
-
THE GREAT NEW ENGLAND HURRICANE (1938) AT BLOCK ISLAND (RI)
T221 Conservation Paleobiology—The Microfossil RecordTuesday, 29 October 20138:00 AM - 12:00 PMRoom 605
-
VOLCANIC IMPACTS ON LAKE CAVIAHUE, ARGENTINA
T245 Celebrating the Scientific Contributions of Kirk Nordstrom—Part 1: Acid to Neutral Mine Drainage, Geochemistry of Iron and Sulfur, Sulfate Minerals, Natural Background, and Geochemical Modeling (Posters)Tuesday, 29 October 20139:00 AM - 6:30 PMHall D
-
MARS-TYPE MINERAL ASSEMBLAGES IN TERRESTRIAL VOLCANIC LAKE SETTINGS
T138 Lakes and Lake Deposits on Earth and Mars (Posters)Monday, 28 October 20139:00 AM - 6:30 PMHall D
-
THE 2012 ERUPTION OF COPAHUE VOLCANO, ARGENTINA
T152 Volcanology, Mineralogy, Geochemistry & Petrogenesis of Circum-Pacific Magmatism (Posters): A Tribute Session to Gerhard WörnerMonday, 28 October 20139:00 AM - 6:30 PMHall D
-
THE GEOCHEMISTRY OF VOLCANIC LAKES
T11 Lakes and Lake Deposits on Earth and MarsSunday, 27 October 20138:00 AM - 12:00 PMRoom 502
2012
-
A TALE OF TWO LAKES: POISONOUS FLUIDS THAT FUEL LIFE IN THE NEWBERRY, OR, CRATER LAKES
T126 Lake Systems Through Space and TimeMonday, 5 November 20121:30 PM - 5:30 PM219AB
-
A 4,000 YEAR RECORD OF LONG ISLAND SOUND ENVIRONMENTS OBSERVED THROUGH XRF-CORE SCANNING
52 Human Impacts on Estuaries (Posters)Tuesday, 20 March 20128:00 AM - 12:00 PMBallrooms A & C and Ballroom Pre-function Area
-
LONG ISLAND SOUND SALT MARSHES: ACCRETION AND RELATIVE SEA LEVEL RISE
52 Human Impacts on Estuaries (Posters)Tuesday, 20 March 20128:00 AM - 12:00 PMBallrooms A & C and Ballroom Pre-function Area
-
HISTORIC MERCURY SOURCES IN CONNECTICUT: FROM FASHION TO FACTORIES
36 Mercury Dynamics in Northeastern North AmericaMonday, 19 March 20121:30 PM - 5:30 PMCapital Room 1
-
A TALE OF TWO LAKES: NATURAL CONTAMINATION IN THE NEWBERRY CALDERA, OR
36 Mercury Dynamics in Northeastern North AmericaMonday, 19 March 20121:30 PM - 5:30 PMCapital Room 1
-
VOLCANIC MERCURY CONTAMINATION IN COSTA RICA
36 Mercury Dynamics in Northeastern North AmericaMonday, 19 March 20121:30 PM - 5:30 PMCapital Room 1
-
RECENT SILICIC VOLCANIC DEPOSITS OF NISYROS VOLCANO, AEGEAN ARC, GREECE
29 Mineralogy, Igneous, Metamorphic Petrology, Volcanology (Posters)Monday, 19 March 20128:00 AM - 12:00 PMBallrooms A & C and Ballroom Pre-function Area
-
AN EAST-WEST TRANSECT THROUGH THE ANDES AT 36-38°S
29 Mineralogy, Igneous, Metamorphic Petrology, Volcanology (Posters)Monday, 19 March 20128:00 AM - 12:00 PMBallrooms A & C and Ballroom Pre-function Area
-
A FOUR THOUSAND YEAR TEX86 TEMPERATURE RECORD FOR LONG ISLAND SOUND
26 Human Impacts on EstuariesMonday, 19 March 20128:00 AM - 12:00 PMCapital Room 1
-
SEDIMENT RECORDS OF THE 1938 GREAT NEW ENGLAND HURRICANE AT BLOCK ISLAND (RI)
26 Human Impacts on EstuariesMonday, 19 March 20128:00 AM - 12:00 PMCapital Room 1
-
MERCURY DEPOSITION AT A REMOTE LOCATION IN NEW ENGLAND: A 350 YEAR RECORD FROM BLOCK ISLAND, RI
36 Mercury Dynamics in Northeastern North AmericaMonday, 19 March 20121:30 PM - 5:30 PMCapital Room 1
-
CHEMICAL VARIATION IN THE TALCOTT FLOOD BASALT, CONNECTICUT
20 The CAMP Province: Compositional Variation, Sources, and Environmental Effects (Posters)Sunday, 18 March 20121:30 PM - 5:30 PMBallrooms A & C and Ballroom Pre-function Area
2011
-
WETHERSFIELD COVE, HARTFORD, CT – A 300 YEAR URBAN POLLUTION RECORD
T188 Urban and Suburban Lakes: Paleorecords of Human Impacts and Opportunities for Geoscience Education (Posters)Tuesday, 11 October 20119:00 AM - 6:00 PMHall C
-
LAKE CAVIAHUE (ARGENTINA) NEARING SCHWERTMANNITE SATURATION
T63 Processes within Extreme Lake SystemsSunday, 9 October 20111:30 PM - 5:30 PMRoom M100DE
-
AN ANALOG EARTH CLIMATE MODEL
59 Geoscience Education (Posters)Tuesday, 22 March 20118:00 AM - 12:00 PMGrand Ballroom
-
SCHWERTMANNITE PRECIPITATION IN GLACIAL LAKE CAVIAHUE, NEUQUEN, ARGENTINA
17 Lakes and Environmental ChangeSunday, 20 March 20111:30 PM - 5:30 PMConference B
-
MAFIC INCLUSIONS IN PUMICES AND DOMES OF NISYROS VOLCANO, AEGEAN ARC, GREECE
9 Petrology, Igneous (Posters)Sunday, 20 March 20118:00 AM - 12:00 PMGrand Ballroom/Urban Room
-
AN EAST-WEST TRANSECT THROUGH THE ANDES AT 36-38 DEGREES S
9 Petrology, Igneous (Posters)Sunday, 20 March 20118:00 AM - 12:00 PMGrand Ballroom/Urban Room
2010
-
THE EVOLUTION OF GREAT SALT POND (BLOCK ISLAND, RI) OVER THE LAST 3500 YEARS
76 Insights from Microfossils: From Geoarchaeology and Pollution Remediation to Climate and Sea-Level ChangeTuesday, 16 March 20101:30 PM - 5:35 PMPratt A/B
-
MICROFOSSIL PROXIES FOR ANTHROPOGENIC ENVIRONMENTAL CHANGES IN LONG ISLAND SOUND
76 Insights from Microfossils: From Geoarchaeology and Pollution Remediation to Climate and Sea-Level ChangeTuesday, 16 March 20101:30 PM - 5:35 PMPratt A/B
2009
-
LAKE CAVIAHUE (ARGENTINA) AS A SOURCE-SINK FOR VOLCANIC ARSENIC AND PHOSPHORUS
248 Volcanology (Posters)Wednesday, 21 October 20099:00 AM - 6:00 PMHall A
-
TWELVE YEARS OF ELEMENT FLUX MEASUREMENTS AT COPAHUE VOLCANO, ARGENTINA
T155 Hydrothermal Systems and Volatile Emissions of Volcanic ArcsTuesday, 20 October 20098:00 AM - 12:00 PMB117/118/119
-
COPAHUE VOLCANO, ARGENTINA: INTRODUCING ‘EXTREME ENVIRONMENTS' ON EARTH TO HIGH SCHOOL STUDENTS
T187 Earth Science in Place-Based Teaching (Posters)Tuesday, 20 October 20099:00 AM - 6:00 PMHall A
-
NATURAL AND HUMAN IMPACTS ON THE EVOLUTION OF BLOCK ISLAND (RI)
T205 Coastal Problems, Micropaleontological ApproachesTuesday, 20 October 20091:30 PM - 5:30 PMPortland Ballroom 255
-
REGIONAL MAGMATIC SETTING OF CALLAQUI VOLCANO (S-ANDES, CHILE)
33 Petrology, Igneous (Posters)Sunday, 18 October 20099:00 AM - 6:00 PMHall A
-
CRATER LAKE EVOLUTION DURING VOLCANIC UNREST: CASE STUDY OF THE 2005 PHREATIC ERUPTION AT SANTA ANA VOLCANO, EL SALVADOR
32 Central American Volcanism - A Tribute to Bill Rose (Posters)Friday, 3 April 20091:00 PM - 5:00 PM
-
ATMOSPHERIC MERCURY DEPOSITION IN AN ISOLATED ENVIRONMENT: A 300-YEAR RECORD AT BLOCK ISLAND, RHODE ISLAND
2 Lakes and Environmental Change (CC)Sunday, 22 March 20098:00 AM - 12:00 PM
2008
-
Pb Isotopes and Trace Elements of the Pinacate Volcanic Field, Northwestern Sonora, Mexico: A Basin and Range Mini-Plume near the EPR Spreading Center
331 Mineralogy/Crystallography; Petrology, Experimental; Igneous; MetamorphicThursday, 9 October 20088:00 AM - 12:00 PM
-
The Formation and Evolution of Long Island Sound
T282 Response of Coastal Environments to Accelerated Sea Level RiseWednesday, 8 October 20088:00 AM - 12:00 PM
2006
-
SHELL FRAGMENTATION AS AN INDICATOR OF BENTHIC CONDITIONS
181 Paleontology/Paleobotany VIII: Preservational Bias and Experimental TaphonomyWednesday, 25 October 20068:00 AM - 12:00 PM
-
MULTIPROXY RECORDS OF EUTROPHICATION IN LONG ISLAND SOUND
T130 Quaternary Micropaleontology: Quantifying Environmental ChangeTuesday, 24 October 20068:00 AM - 12:00 PM
-
ELEMENT AND HEAT FLUXES FROM THE VOLCANO-HYDROTHERMAL SYSTEM OF COPAHUE VOLCANO, ARGENTINA
T95 Experimental Investigations into Hydrothermal Systems: Implications for Mass Transfer in the Earth’s CrustMonday, 23 October 20061:30 PM - 5:30 PM
2004
-
EUTROPHICATION OF WESTERN LONG ISLAND SOUND
212 Environmental Geoscience (Posters) IWednesday, 10 November 20048:00 AM - 12:00 PM
-
MAGMATIC EVOLUTION OF THE COPAHUE-CAVIAHUE VOLCANIC COMPLEX
28 Cordilleran Magmatism from the Forearc to the Hinterland (Posters)Tuesday, 4 May 20048:00 AM - 5:00 PM
2003
-
MERCURY IN HOUSATONIC RIVER AND STILL RIVER SEDIMENTS: A LEGACY OF DANBURY (CT) HATMAKING
38 Undergraduate Research in the Geological Sciences II (Posters)Saturday, 29 March 20038:00 AM - 4:30 PM
-
THE CAVIAHUE-COPAHUE VOLCANIC COMPLEX, PROVINCE OF NEUQUEN, ARGENTINA
38 Undergraduate Research in the Geological Sciences II (Posters)Saturday, 29 March 20038:00 AM - 4:30 PM
2002
-
BENTHIC FORAMINIFERA IN LONG ISLAND SOUND AS INDICATORS OF EUTROPHICATION
T171 Micropaleontological Applications to Problems of UrbanizationTuesday, 29 October 20021:30 PM - 5:30 PM
2001
-
CRATER LAKE BRINES AS MODERN ANALOGS OF ORE-TRANSPORTING FLUIDS
150 Economic Geology III: Remote Sensing; Porphyry, Skarn, Replacement, Epithermal, and Supergene DepositsThursday, 8 November 20018:00 AM - 12:00 PM
-
METAL CONTAMINATION IN SEDIMENTS FROM THE HOUSATONIC RIVER WATERSHED
T167 Linking Sediment Dynamics and Stratigraphy in Modern-Holocene Estuaries IThursday, 8 November 20018:00 AM - 12:00 PM
-
HISTORICAL RECORDS OF MERCURY CONTAMINATION IN SEDIMENT CORES IN CONNECTICUT AND LONG ISLAND SOUND
41 Environmental Records from Large Estuaries Along the Northeastern US Seaboard (Sponsored by Northeast Section SEPM)Wednesday, 14 March 20018:15 AM - 12:30 PM
-
AN ENVIRONMENTAL GEOCHEMICAL STUDY OF CONNECTICUT MARSH SEDIMENTS
41 Environmental Records from Large Estuaries Along the Northeastern US Seaboard (Sponsored by Northeast Section SEPM)Wednesday, 14 March 20018:15 AM - 12:30 PM
-
FORAMINIFERAL RECORDS OF ENVIRONMENTAL CHANGE IN LONG ISLAND SOUND
41 Environmental Records from Large Estuaries Along the Northeastern US Seaboard (Sponsored by Northeast Section SEPM)Wednesday, 14 March 20018:15 AM - 12:30 PM
-
RISING SEA LEVELS AND MARSH FORAMINIFERA ALONG THE CONNECTICUT AND HOUSATONIC RIVERS, CT
41 Environmental Records from Large Estuaries Along the Northeastern US Seaboard (Sponsored by Northeast Section SEPM)Wednesday, 14 March 20018:15 AM - 12:30 PM
Date Unknown
-
HISTORICAL CHANGES IN WATER CHEMISTRY AND SUMMER HYPOXIA IN LONG ISLAND SOUND
75 Aqueous Geochemistry (Posters)
-
MERCURY CONTAMINATION IN W-CONNECTICUT AND LONG ISLAND SOUND FROM HISTORIC HAT-MAKING SOURCES
T56 Arsenic, Lead, and Mercury in Urban and Rural Watersheds (Posters)
-
COMPOSITIONAL CHANGES IN THE COPAHUE VOLCANIC HYDROTHERMAL SYSTEM, ARGENTINA, AFTER THE 2000 ERUPTION
25 Undergraduate Research in the Geological Sciences I (Posters)
-
BENTHIC FORAMINIFERA IN LONG ISLAND SOUND: INDICATORS OF ENVIRONMENTAL CHANGES
151 Environmental Geoscience (Posters)