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  1. AGU Members
  2. Karen Haley Johannesson
Member Since 1988
Karen Haley Johannesson
Professor, University of Massachusetts Boston
Member, Hydrology Fellows Committee; Member, Union Fellows Committee
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Professional Experience
University of Massachusetts Boston
Professor
2020 - Present
Tulane University
Professor
2007 - 2019
University of Texas at Arlington
Associate Professor
2002 - 2007
Old Dominion University
Assistant Professor
1997 - 2002
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Education
University of Nevada, Reno
Doctorate
1993
Boston College
Masters
1988
University of New Hampshire Main Campus
Bachelors
1985
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Karen's AGU Research
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Assessing Heavy Metal/Metalloid Contamination in Vieques, Puerto Rico, With Handheld X-Ray Fluorescence Technology: Preliminary Findings and Next Steps
ECOLOGICAL-ANTHROPOGENIC INTERACTIONS IN COASTAL COMMUNITIES: TRADITIONAL ECOLOGICAL KNOWLEDGE, MARITIME HERITAGE ECOLOGY, AND URBAN OCEANOGRAPHY I POSTER
human-ocean connections | 23 february 2026
Hydrologic drivers of rare earth element flux from mineralized coastal watersheds
SOURCES, FATE, AND TRANSPORT OF METALS, METALLOIDS, AND RARE EARTH ELEMENTS IN FRESH WATERS II ORAL
hydrology | 19 december 2025
IODP3-NSF Expedition 501: Offshore Freshened Groundwater in the New England Continental Shelf
ADVANCES IN UNDERSTANDING SEAWATER-GROUNDWATER INTERACTIONS WITHIN COASTAL AQUIFERS AND CONTINENTAL SHELF SYSTEMS: CONSEQUENCES FOR WATER QUALITY AND ECOLOGICAL SUSTAINABILITY II POSTER
hydrology | 19 december 2025
The Global Biogeochemical Cycle of the Rare Earth Elements
GLOBAL BIOGEOCHEMICAL CYCLES
19 june 2024
Acidification Of Northeastern USA Lakes From Rising Anthropogenic‐Sourced Atmospheric Carbon Dioxide and Its Effects on Aluminum Speciation
GEOPHYSICAL RESEARCH LETTERS
16 november 2023
Geochemical controls on mobilization and transport of tungsten in sediments from Fallon, Nevada: The importance of a possible anthropogenic tungsten source
RECENT ADVANCES IN THE OCCURRENCE, FATE, TRANSPORT, TRANSFORMATION, AND REMEDIATION OF CONTAMINANTS IN NATURAL ENVIRONMENTS II
hydrology | 11 december 2020
Groundwater Discharge to a River Delta Driven by the Mississippi River Stage
OCEAN SCIENCES 2020
ocean biology and biogeochemistry | 19 february 2020
Effects of adsorption and mineral surfaces catalysis on tungsten speciation in anoxic environment
FATE AND EFFECTS OF METALS, ORGANIC MATTERS, AND OTHER EMERGING ENVIRONMENTAL CONTAMINANTS II POSTERS
biogeosciences | 09 december 2019
Volunteer Experience
2025 - 2027
Member
Hydrology Fellows Committee
2026 - 2026
Member
Union Fellows Committee
Honors & Awards
Union Fellow
Received December 2024