Member Since 2003
Becca Bergquist Neumann
Associate Professor, University of Washington Seattle
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Mercury from Artisanal Gold Mines reduces Photosynthesis in the Peruvian Amazon
AGU 2024
biogeosciences | 12 december 2024
Robin Ruhm, Alexander J. Turner, Eric Cosio, Esteb...
Despite international agreement under the Minamata convention to curtail the use of mercury, thousands of tons of mercury continue to be emitted each ...
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Photosynthesis and Respiration in Rivers as a Loss Pathway for ERW-Derived Carbon
AGU 2024
global environmental change | 09 december 2024
Rebecca B. Neumann, David E. Butman, Shuang Zhang
In enhanced rock weathering (ERW), silicate or carbonate rocks are crushed and spread on agricultural fields where the mineral reacts with CO2(g) and ...
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Short‐Term Arsenic Cycling in a Shallow, Polymictic Lake
WATER RESOURCES RESEARCH
24 march 2024
Samantha Fung, Erin Hull, James Gawel, Alex Horner...
Arsenic (As), a harmful contaminant present in many urban lakes, can negatively impact lake ecosystem health when aqueous concentrations are elevat...
Synthesizing a Decade of Permafrost Thaw Measurements in Alaska: Lessons Learned and Pressing Questions
REMOTE SENSING SYNERGISMS IN REDUCING NORTHERN PERMAFROST METHANE UNCERTAINTY POSTER
atmospheric sciences | 15 december 2023
Merritt R. Turetsky, Catherine M. Dieleman, Thomas...
Cross-scale feedbacks between permafrost thaw, vegetation, and hydrology will drive the amount, type, and speed of permafrost carbon release to the at...
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The impact of seasonal flooding on mineral micronutrient and arsenic cycling on the Tonle Sap Floodplain, Cambodia
TRACE ELEMENT BIOGEOCHEMICAL CYCLING AND ENVIRONMENTAL CONSEQUENCES III POSTER
biogeosciences | 13 december 2023
Yasmine A. Farhat, Soo-hyung Kim, E-Nieng Muth, Go...
Cambodians are heavily reliant on domestic rice agriculture to meet their nutritional and economic needs. The movement and bioavailability of trace el...
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Destructive Gold Mining in the Amazon: Mercury’s Path from Mining Towns, through the Atmosphere, and into the Ecosystem
MERCURY ATMOSPHERIC DEPOSITION, GLOBAL ENVIRONMENTAL CHANGE, AND IMPACTS ON ECOSYSTEMS I POSTER
biogeosciences | 11 december 2023
Robin Ruhm, Rebecca B. Neumann, Alexander J. Turne...
The last three decades have seen a growth in small-scale artisanal gold mining in the Peruvian Amazon. These small-scale mines frequently use mercury ...
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Environmental Interactions Controlling Thermal Regimes and Permafrost Progression in Interior, Alaska
ADVANCES IN OBSERVING, QUANTIFYING, AND MODELING PERMAFROST, SNOW, AND VEGETATION DYNAMICS IN HIGH-LATITUDE OR HIGH-ELEVATION ENVIRONMENTS I ORAL
cryosphere | 11 december 2023
Joel Eklof, Jessica D. Lundquist, Mark P. Waldrop,...
Northern high latitudes are projected to get warmer and wetter, which is expected to accelerate rates of permafrost degradation. However, other enviro...
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Influence of Water Hyacinth (Eichhornia crassipes) on Concentration and Distribution of Escherichia coli in Water Surrounding an Informal Floating Community in Iquitos, Peru
GEOHEALTH
21 april 2023
Rebecca B. Neumann, Susan Paredes Fernández, Leann...
Floating communities exist throughout the world. Many live on water with a high pathogen load due to difficulties associated with sewage management...