![This Lawrence Livermore National Laboratory (LLNL) Science Focus Area (SFA) investigates biogeochemistry at interfaces from the nanometer scale in the laboratory to the meter scale in the field to identify the dominant biogeochemical processes and underlying mechanisms that control metal and radionuclide mobilization in surface water and groundwater. (Image by Lawrence Livermore National Laboratory)](/content/images/project/biogeochemistry-at-interfaces-50.jpg)
![The image shows the team doing fieldwork. (Image source: https://www.pnnl.gov/news-media/pnnl-leads-coastal-study-help-prep-wildfires-floods-and-climate-change)](/content/images/project/compass-fme-coastal-observations-mechanisms-and-predictions-across-85.jpg)
![Field site and field crew (Image credit: Oak Ridge National Laboratory)](/content/images/project/ngee-arctic-next-generation-ecosystem-experiments-66.jpg)
![Kayaks are used to map the water depth upstream of measurements used to estimate ecosystem respiration. (Image credit: Morgan Barnes, PNNL)](/content/images/project/river-corridor-sfa-river-corridor-hydrobiogeochemistry-from-74.jpg)
![East River photographed facing east in Gothic, CO. (Image credit: Roy Kaltschmidt, LBNL, July 2014)](/content/images/project/watershed-function-sfa-31.jpg)
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