
Biogeochemical Transformations at Critical Interfaces
ORNL Mercury Science Focus Area (SFA)

Ecosystem Processes
Microbial Community
Processes


Biogeochemical Processes
Field-scale Modeling Activity

Featured Highlights

Methanobactins Control Biogeochemical Cycling of Trace Metals
Methanobactins strongly bind Cu ions and function as an extracellular Cu recruitment relay
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Overlooked Mercury Isotope Exchange in Environmental Tracer Studies and Implications
Parameters in a new multiscale model for stream transport are estimated from stream tracer tests
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Tracer Tests Inform a New Model for Transport in Streams
Rapid, spontaneous mercury (Hg) isotope exchange in environmental matrices alter Hg isotope redistribution
Read MoreOUR NUMBERS
Progress to Date
- New ORNL Mercury SFA Annual Report (July 2021)
- Upgrades to Aquatic Ecology Laboratory Facilitate Mercury Research (October 22, 2020)
- COVID-19 Pandemic Impacts (June 26, 2020)
- Recent Conferences
- Goldschmidt 2020 Virtual Conference (June 21-26, 2020)
- American Geophysical Union Fall Meeting (December 9-13, 2020)
- 14th International Conference on Mercury as a Global Pollutant (Sept. 8-13, 2019)
- Feature: "ORNL Explores New Ways to Tackle Mercury Cleanup," WUOT (June 27, 2019)
- Energy Secretary's Visit to Aquatic Ecology Lab (May 10, 2019)
- Videos
- Energy Secretary's Visit to AEL video (May 10, 2019)
- Anoxic Water Seep at Channel Margins of East Fork Poplar Creek video (December 4, 2017)
- Meet the Scientist: Jason Demers video (December 1, 2017)
- Moonset and Sunrise on East Fork Poplar Creek: video (March 16, 2017)
- Newly Identified Microbial Process Could Reduce Toxic Methylmercury Levels video ORNL News Release (May 31, 2017)
- A Short Kayak Tour of East Fork Poplar Creek: video (March 9, 2013)
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File last modified: Wednesday, September 15, 2021
The ORNL Mercury SFA is sponsored by the Subsurface Biogeochemical Research (SBR) program within the U.S. Department of Energy's Office of Biological and Environmental Research.