Research Summary from the 2019 TES/SBR Joint Investigators Meeting

2019 Environmental System Science (ESS) PI Meeting

The Terrestrial Ecosystem Science and Subsurface Biogeochemical Research programs within the Department of Energy’s Office of Biological and Environmental Research (BER) held their annual joint investigators meeting April 30-May 1, 2019, in Potomac, Maryland.

Abstracts of ongoing research projects in or associated with the SBR and TES programs in 2019 are included in this PDF.

Abstracts PDF

Agenda (PDF)

Individual Abstract PDFs

Last Name	First Name	Poster Title	Institution	Program Area	Project

Alves	Ricardo	The Role of Microbial Traits in the Response of Soil Respiration to Warming Through the Soil Profile in the LBNL TES SFA	Lawrence Berkeley National Laboratory	TES	LBNL TES SFA
Babey	Tristan	SLAC Groundwater Quality SFA: Modeling and Scaling of Biogeochemical Responses to Hydrologic Transitions in Floodplain Aquifers	Stanford University	SBR	SLAC SBR SFA
Bailey	Vanessa	Pore- to Core-Scale Controls on Ecosystem CO₂ fluxes: Water Dynamics Drive the Microbial Cycling of Soil Carbon	Pacific Northwest National Laboratory	TES	PNNL TES
Bao	Jie	Mechanistic Models of Hydrologic Exchange Flows in Diverse Hydromorphic Settings	Pacific Northwest National Laboratory	SBR	PNNL SBR SFA
Beisman	James	Observation-Informed Watershed-Scale Simulation of Terrestrial Processes Using ATS at the NGEE Teller Site	Oak Ridge National Laboratory	TES	NGEE-Arctic
Berkelhammer	Max	Forest Stress in the Rocky Mountains During the Last Interglacial Warm Period	University of Illinois, Chicago	SBR	University Award
Bianchi	Thomas	The Influence of Microbial Priming Effects on the Hydro-bio-geochemistry in the Columbia River and its Tributary Confluences	University of Florida	SBR	University Award
Biraud	Sebastian	The AmeriFlux Rapid Response System	Lawrence Berkeley National Laboratory	TES	AmeriFlux
Bond-Lamberty	Ben	Soil Moisture Control on the Temporal Scaling and Prediction of Soil Respiration	Pacific Northwest National Laboratory	TES	PNNL TES
Bouskill	Nick	Spatial and Temporal Dynamics of Nitrogen within a Mountainous Watershed	Lawrence Berkeley National Laboratory	SBR	LBNL SBR SFA
Boyanov	Maxim	Savannah River Site Sediments: Biogeochemistry and U Speciation	Argonne National Laboratory	SBR	ANL SBR SFA
Boye	Kristin	SLAC Groundwater Quality SFA: Impact of Reduced Zones and Hydrological-Biogeochemical Coupling on Solute Transport and Groundwater Quality	SLAC National Accelerator Laboratory	SBR	SLAC SBR SFA
Breen	Amy	Vegetation-Permafrost-Hydrology-Climate Relationships Along Three Hillslopes in the Low Arctic: Synthesis of NGEE Arctic Observational Studies	University of Alaska, Fairbanks	TES	NGEE-Arctic
Brodie	Eoin	Snowpack Dynamics and Coupled Plant-Soil-Microbial Processes in a Mountainous Watershed	Lawrence Berkeley National Laboratory	SBR	LBNL SBR SFA
Brooks	Scott	Ecosystem Controls on Methylmercury Production by Periphyton Biofilms in a Contaminated Freshwater Stream	Oak Ridge National Laboratory	SBR	ORNL SBR SFA
Brzostek	Edward	Quantitative, Trait-Based Microbial Ecology to Accurately Model the Impacts of N Deposition on Soil C Cycling in the Anthropocene	West Virginia University	TES	University Award
Burge	Scott	Long-Term, Real-Time Monitoring of Water and Sediments using Microbial Sensors	Burge Environmental, Inc.	SBR	SBIR
Cabugao	Kristine	A Synthetic Community Approach to Understanding Root-Bacterial Interactions During Drought in Clusia pratensis	Oak Ridge National Laboratory	TES	NGEE-Tropics
Campbell	Elliott	Space-Based Estimates of Amazon Basin GPP Using Atmospheric Carbonyl Sulfide	University of California, Santa Cruz	TES	University Award
Cardenas	M. Bayani	Respiration in Hyporheic Zones: Advancing the Understanding of Coupled Transport and Microbial Biogeochemistry and their Representation in Open-source Mechanistic Models	University of Texas, Austin	SBR	University Award
Cardon	Zoe	Sticky Roots—Implications of Widespread Viral Infection of Plants for Soil Carbon Processing in the Rhizosphere	Marine Biological Laboratory	TES	University Award
Carrara	Joseph	Nitrogen Fertilization Increases Carbon Use Efficiency of Soil Microbial Communities Across 10 Long-term N Fertilization Studies	West Virginia University	TES	Student
Carroll	Rosemary	Snow and Landscape Controls on Recharge and Groundwater Flux to Streams	Desert Research Institute	SBR	LBNL SBR SFA
Catalano	Jeffery	Trace Metal Dynamics and Limitations on Biogeochemical Cycling in Wetland Soils and Hyporheic Zones	Washington University, St. Louis	SBR	University Award
Chambers	Jeffery	Next-Generation Ecosystem Experiments (NGEE)—Tropics Overview	Lawrence Berkeley National Laboratory	TES	NGEE-Tropics
Chaudhary	Aashish	From Data to Models and Analytics: An Integrated Scientific Computing Platform to Accelerate Environmental Research	Kitware, Inc.	SBR	SBIR
Chen	Min	Characterization of Snow Distribution at Teller and Kougarok Sites of Seward Peninsula	Los Alamos National Laboratory	TES	NGEE-Arctic
Christianson	Danielle	Scaling AmeriFlux Data Activities to Support Network Growth	Lawrence Berkeley National Laboratory	TES	AmeriFlux
Chu	Housen	Simple Footprint Approximation for Better Interpretation of the Spatiotemporally Dynamic Eddy Covariance Flux Data	Lawrence Berkeley National Laboratory	TES	AmeriFlux
Colwell	Frederick	Quantifying Subsurface Biogeochemical Variability in a High Altitude Watershed During Winter Isolation	Oregon State University	SBR	University Award
Condon	Laura	IDEAS-Watersheds Continental Modeling Platform and Simulations	University of Arizona	SBR	IDEAS-Watersheds
Conner	Abigail	Water Management Impacts on Groundwater-River Water Exchanges	University of Colorado	SBR	University Award
Conroy	Nathan	Conceptual Model of Surface Water Hydrology in Polygonal Terrain Using Stable Isotopes	Los Alamos National Laboratory	TES	NGEE-Arctic
Covino	Tim	Persistent Effects of Forest Harvest on Dissolved Organic Matter Composition in Subsurface Hillslope Runoff	Colorado State University	SBR	University Award
Cusack	Daniela	Soil Carbon Storage and Loss Across a Tropical Forest Rainfall and Nutrient Gradients with Drying	University of California, Los Angeles, Los Angeles	TES	Early Career
Dafflon	Baptiste	Quantifying Ecosystem Functional Zones and Associated Relationships between Permafrost, Soil, Land Surface and Vegetation Properties in Arctic Systems using Geophysical Datasets	Lawrence Berkeley National Laboratory	TES	NGEE-Arctic
Deangelis	Kristen	Resolving Conflicting Physical and Biochemical Feedbacks to Climate in Response to Long-Term Warming	University of Massachusetts, Amherst	TES	University Award
Deems	Jeffery	Snow Accumulation and Melt Simulations in Dry Through Wet Years in the East River	University of Colorado	SBR	University Award
Demers	Jason	Use of Stable Mercury Isotopes to Assess Mercury and Methylmercury Transformation and Transport across Critical Interfaces from the Molecular to the Watershed Scale	University of Michigan	SBR	University Award
Dengel	Sigrid	Characterizing Sources and Sinks of CO₂ and CH₄ Across Polygonal Tundra: A Multi-Scale Approach	Lawrence Berkeley National Laboratory	TES	NGEE-Arctic
Dewey	Christian	Impacts of Transient Hydrologic Conditions on Metal and Carbon Cycling in the East River Floodplain	Stanford University	SBR	Student
Druhan	Jennifer	A Radioisotope-Enabled Reactive Transport Model for Deep Vadose Zone Carbon	University of Illinois	SBR	University Award
Elias	Dwayne	A Multi-Pronged Approach to Identifying the Biochemical Function of Hg Methylation Proteins in Desulfovibrio desulfuricans ND132	Oak Ridge National Laboratory	SBR	ORNL SBR SFA
Fendorf	Scott	Metabolic Constraints of Organic Matter Mineralization and Metal Cycling During Flood Plain Evolution	Stanford University	SBR	University Award
Feng	Xue	Peatland Hydrology Across Scales: Coupling Carbon Emissions with Water Table Fluctuations	University of Minnesota	TES	University Award
Ferencz	Stephen	Effect of Hydropeaking Operations on Hyporheic Zone Thermal Regime	University of Texas, Austin	SBR	Student
Fisher	Joshua	Carbon-Nutrient Economy of the Rhizosphere: Improving Biogeochemical Prediction and Scaling Feedbacks from Ecosystem to Regional Scales	University of California, Los Angeles	TES	University Award
Forrester	Mary	Understanding Total Water Storage Anomalies Across the United States with Integrated Hydrologic Modeling and Satellite Estimates	Colorado School of Mines	SBR	Student
Francis	Christopher	Molecular and Genomic Insights into Nitrogen-Cycling Microbial Communities within the Terrestrial Subsurface at Riverton, WY	Stanford University	SBR	University Award
Fraterrigo	Jennifer	Shrub Expansion Alters Root Traits in the Arctic	University of Illinois	TES	University Award
Fratkin	Mulu	Topographic and Climatic Controls on Peri-Glacial Hillslope Sediment Transport: A Regional Study of Solifluction	Los Alamos National Laboratory	TES	NGEE-Arctic
Fung	Inez	On Dry Season Transpiration	University of California, Berkeley	SBR	University Award
Ghosh	Ruby	Transient Anoxic Micro-zone Development in an Alpine Stream	OptiO2, LLC	SBR	SBIR
Ghosh	Ruby	Probing Biogeochemical Processes in Coastal Ecosystems with High-Resolution/Long-term Dissolved Oxygen Measurements	OptiO2, LLC	SBR	SBIR
Gilbert	Benjamin	Subsurface Rock Records and Water Signatures of Metal and Nutrient Mobilization from Mancos Shale at East River	Lawrence Berkeley National Laboratory	SBR	LBNL SBR SFA
Gomez-Velez	Jesus	Exploring the Synchrony of Hydrologic Exchange Processes Along River Corridors	Vanderbilt University	SBR	PNNL SBR SFA
Gonzalez-Pinzon	Ricardo	Physical, Resource Supply, and Biological Controls on Nutrient Processing Along the River Continuum	University of New Mexico	SBR	University Award
Griffiths	Natalie	Whole-Ecosystem Warming in a Boreal Peatland Ecosystem Alters Stream Flow and Total Organic Carbon Fluxes	Oak Ridge National Laboratory	TES	ORNL TES SFA
Gu	Lianhong	Sun-induced Chlorophyll Fluorescence and Its Importance for Modeling Photosynthesis from the Side of Light Reactions	Oak Ridge National Laboratory	TES	ORNL TES SFA
Gu	Baohua	Complex Biogeochemical Mechanisms Controlling Mercury Species Transformation and Methylmercury Production in the Environment	Oak Ridge National Laboratory	SBR	ORNL SBR SFA
Hanbury-Brown	Adam	A Novel Forest Regeneration Submodel for Vegetation Demographic Models	University of California, Berkeley	TES	NGEE-Tropics
Hanson	Paul	ORNL’s Terrestrial Ecosystem Science — Scientific Focus Area (TES SFA): A 2019 Overview	Oak Ridge National Laboratory	TES	ORNL TES SFA
Hanson	Paul	Peatland Vegetation Responses to 3-Years of Warming and Elevated CO₂	Oak Ridge National Laboratory	TES	ORNL TES SFA
Henry	Chris	New Pipeline for Multi-omics Data Integration and Discovery in KBase to Identify the Mechanism Driving Metabolic/OTU Dynamics in a Microbiome	Argonne National Laboratory	BER	User Facility
Hess	Nancy	EMSL: A DOE Scientific User Facility for Earth System Science Research	EMSL	BER	User Facility
Hoffman	Forrest	Tropical Ecological Forecasting for ENSO Using a Global Modeling Framework	Oak Ridge National Laboratory	TES	NGEE-Tropics
Huang	Mayoi	Exploring the Complex Interactions among Land Use, Vegetation Dynamics, and Hydrology in the Tropics by Incorporating Preferential Flow into FATES-ELM	Pacific Northwest National Laboratory	TES	NGEE-Tropics
Huang	Maoyi	Understanding Influences of Hydrologic Exchange Flows on River Corridor Function in a Managed Watershed through Integrated Modeling and Observations	Pacific Northwest National Laboratory	SBR	PNNL SBR SFA
Hubbard	Susan	Watershed Function SFA: Hydrological and Biogeochemical Dynamics from Genomes to Watershed Scales	Lawrence Berkeley National Laboratory	SBR	LBNL SBR SFA
Iversen	Colleen	Warming Increases Plant-Available Nutrients in the SPRUCE Bog	Oak Ridge National Laboratory	TES	ORNL TES SFA
Jafarov	Elchin	Estimation of Soil Properties by Coupled Inversion of ERT and Hydrothermal Measurements	Los Alamos National Laboratory	TES	NGEE-Arctic
Jan	Ahmed	Evaluating Soil Thermal Hydrology Models Against Field Observations in Arctic Polygonal Tundra	Oak Ridge National Laboratory	TES	NGEE-Arctic
Jastrow	Julie	Assessing the Degradation State of Soil Organic Matter in the Permafrost Region	Argonne National Laboratory	TES	ANL TES SFA
Jian	Siyang	Comparison of Microbial Parameters Parameterized based on Short-term and Long-term Incubation	Tennessee State University	TES	Student
Johnson	Timothy	Field Observations of Hydrologic Exchange Flows and Biogeochemical Impacts	Pacific Northwest National Laboratory	SBR	PNNL SBR SFA
Johnston	Eric	Genome-resolved Metagenomics Enables Fine-Resolution Assessments of SPRUCE Peatland Microbial Communities	Oak Ridge National Laboratory	TES	ORNL TES SFA
Johs	Alexander	Biomolecular Processes Contributing to Hg Transformations at Critical Interfaces	Oak Ridge National Laboratory	SBR	ORNL SBR SFA
Karniadakis	George	M&M: A Multi-Fidelity & Machine-Learning Approach to Model Hydrologic-Biogeochemical Processes in the Groundwater-Surface Water Interaction Zone	Brown University	SBR	University Award
Keiluweit	Marco	Root Influences on Mobilization and Export of Mineral-bound Soil Organic Matter	University of Massachusetts, Amherst	SBR	University Award
Keller	Jason	How do Whole-Ecosystem Warming and Elevated Atmospheric Carbon Dioxide Concentrations Affect Peatland Methane Production	Chapman University	TES	University Award
Kemner	Kenneth	Argonne Wetland Hydrobiogeochemistry SFA	Argonne National Laboratory	SBR	ANL SBR SFA
Kersting	Annie	Plutonium Migration Behavior at Hanford - Trench 216-Z-9	Lawrence Livermore National Laboratory	SBR	LLNL SBR SFA
Kersting	Annie	Actinide Mobility at the Ravenglass Site: The Role of Iron and Redox Cycling	Lawrence Livermore National Laboratory	SBR	LLNL SBR SFA
King	Anthony	Temperature Response of Foliar Dark Respiration and Consequences for the Stand Carbon Budget	Oak Ridge National Laboratory	TES	ORNL TES SFA
Kostka	Joel	Whole Ecosystem Warming Stimulates Greenhouse Gas Production and the Mobilization of Ancient Peat Carbon in Northern Peatlands	Georgia Institute of Technology	TES	University Award
Koven	Charles	Benchmarking and Parameter Sensitivity of FATES Predictions of Ecosystem Structure and Function at Barro Colorado Island, Panama	Lawrence Berkeley National Laboratory	TES	NGEE-Tropics
Kunert	Norbert	First Results from the ForestGEO Hydraulic Trait Initiative	Smithsonian Conservation Biology Institute	TES	NGEE-Tropics
Li	Yaoming	Seasonal Dynamics of Arctic Tundra Microbes	Lawrence Berkeley National Laboratory	TES	NGEE-Arctic
Li	Li	Distinct Source Water Chemistry Shapes Contrasting Concentration — Discharge Patterns	Pennsylvania State University	SBR	University Award
Liao	Chang	Improving Hydrological and Surface Energy Fluxes by Incorporating Plant Hydraulics and Hillslope Based Drainage Function in Earth System Models	Pacific Northwest National Laboratory	TES	NGEE-Tropics
Liberty	Lee	Regolith, Rock and Fluid Distributions at the Upper Colorado River Basin via a Multicomponent Seismic Imaging Approach	Boise State University	SBR	University Award
Liu	Yao	Short- and Long-Term Dynamics of Leaf, Wood, and Fine-Root Production at the ORNL FACE Site	Oak Ridge National Laboratory	TES	ORNL TES SFA
Longo	Marcos	Tropical Forest Degradation Modulates Energy, Water, and Carbon Cycles in the Amazon	NASA Jet Propulsion Laboratory	TES	NGEE-Tropics
Lu	Dan	Advancing Predictive Understanding of Terrestrial Ecosystem through Machine Learning	Oak Ridge National Laboratory	TES	ORNL TES SFA
Lyu	Zhou	A Site- to Global-Scale Soil Biogeochemical Model in ELM with Vertically-Resolved Microbe- and Mineral-Surface Representations: Application to the LBNL TES SFA Warming Experiment	Lawrence Berkeley National Laboratory	TES	LBNL TES SFA
Maher	Kate	Soil Respiration Across Scales	Stanford University	SBR	University Award
Manning	Andrew	2018 Geologic, Hydrologic, Borehole Geophysical, and Geochemical Data Collection in Redwell Basin, Colorado: Overview and Preliminary Results	U.S. Geological Survey	SBR	LBNL SBR SFA
Mao	Jiafu	Phenological Improvement and Evaluation of ELM Using the SPRUCE Observations	Oak Ridge National Laboratory	TES	ORNL TES SFA
Martinuzzi	Sebastian	Biomass Accumulation in Second Growth Forests of Puerto Rico Using Airborne Lidar	University of Wisconsin	TES	NGEE-Tropics
Matamala	Roser	Soil Morphology and Organic Matter Distributions of Alaskan Arctic Foothills Toposequences	Argonne National Laboratory	TES	ANL TES SFA
Matheus Carnevali	Paula	Factors Governing Microbially-Mediated Geochemical Processes and Microbial Community Composition Across Watershed Ecosystem Compartments	University of California, Berkeley	SBR	LBNL SBR SFA
Maxwell	Reed	Measuring the Link Between Energy and Water: Latent Heat Flux in Heterogeneous Mountain Environments	Colorado School of Mines	SBR	University Award
Mayes	Melanie	Topographic Controls over Greenhouse Gas Emissions from Puerto Rican Tropical Rainforest Soils	Oak Ridge National Laboratory	TES	Early Career
Mayes	Melanie	Phosphorus Sorption to Tropical Soils with Relevance to Earth System Model Needs	Oak Ridge National Laboratory	TES	NGEE-Tropics
Mayes	Melanie	The Role of Soil Moisture on Soil Carbon Decomposition	Oak Ridge National Laboratory	TES	ORNL TES SFA
McDowell	Nate	Global Drivers of Vegetation Mortality	Pacific Northwest National Laboratory	TES	NGEE-Tropics
McFarlane	Karis	Tropical Forest Response to a Drier Future: Synthesis and Modeling of Soil Carbon Stocks and Age	Lawrence Livermore National Laboratory	TES	Early Career
McFarlane	Karis	Soil Radiocarbon Measurements Across Climatic, Edaphic, and Physiographic Gradients in Tropical Forests	Lawrence Livermore National Laboratory	TES	Early Career
Megonigal	Patrick	Building Coastal Models with the Salt Marsh Accretion Response to Temperature eXperiment (SMARTX)	Smithsonian Environmental Research Center	TES	University Award
Mekonnen	Zelalem	Interactions Between Climate Warming and Fire Will Drive Expansion of High-Latitude Deciduous Vegetation	Lawrence Berkeley National Laboratory	TES	NGEE-Arctic
Minsley	Burke	Regional Airborne Geophysical Data Analysis and New 2018 Ground-Based Geophysical Data Collection in Redwell Basin, Colorado	U.S. Geological Survey	SBR	LBNL SBR SFA
Mishra	Umakant	Harmonized High-Resolution Estimates of Soil Organic Carbon Stocks and Its Uncertainties in the Permafrost Region	Argonne National Laboratory	TES	ANL TES SFA
Molins	Sergi	IDEAS-Watersheds: Partnership with the Watershed Function SFA and Fine-Scale Reaction Network Activities	Lawrence Berkeley National Laboratory	SBR	IDEAS-Watersheds
Morton	Douglas	Quantifying Forest Growth, Mortality, and Canopy Closure following Hurricane Maria	NASA Goddard Space Flight Center	TES	NGEE-Tropics
Moulton	J. David	IDEAS-Watersheds: Accelerating Watershed Science Through A Community-Driven Software Ecosystem	Los Alamos National Laboratory	SBR	IDEAS-Watersheds
Negrón-Juárez	Robinson	FATES Sensitivity to Forests Disturbance and Regrowth in the Amazon	Lawrence Berkeley National Laboratory	TES	NGEE-Tropics
Newman	Brent	Quantifying Soil Percolation Dynamics and Biogeochemical Transport in Tropical Soils near Manaus, Brazil	Los Alamos National Laboratory	TES	NGEE-Tropics
Nico	Peter	River Corridor Processes Impacting Nutrient and Metal Export in the East River	Lawrence Berkeley National Laboratory	SBR	LBNL SBR SFA
Nico	Peter	Temperature and Soil Moisture Impacts on Decomposition of Mineral-Associated Carbon: LBNL TES SFA	Lawrence Berkeley National Laboratory	TES	LBNL TES SFA
Nicolsky	Dmitry	Modeling Soil Temperature Change in Seward Peninsula, Alaska	University of Alaska, Fairbanks	TES	NGEE-Arctic
Nippert	Jesse	Using Root and Soil Traits to Forecast Woody Encroachment Dynamics in Mesic Grassland	Kansas State University	TES	University Award
Noel	Vincent	SLAC Groundwater Quality SFA: Mechanisms Controlling Colloid Formation and Impact on Water Quality in Alluvial Sediments	SLAC National Accelerator Laboratory	SBR	SLAC SBR SFA
Nuzzio	Donald	New Analytical Tools for in-situ Research of Biogeochemicals and Trace Metals	Analytical Instrument Systems, Inc.	SBR	SBIR
O’Loughlin	Edward	Iron Flocs as Biogeochemically Dynamic Reservoirs of Uranium in Tims Branch Wetlands, Savannah River Site	Argonne National Laboratory	SBR	ANL SBR SFA
Painter	Scott	IDEAS-Watersheds Partnership with the Critical Interfaces SFA: Progress and Plans	Oak Ridge National Laboratory	SBR	IDEAS-Watersheds
Parks	Jerry	Structure Determination of the HgcAB Complex Using Metagenome Sequence Data	Oak Ridge National Laboratory	SBR	ORNL SBR SFA
Pastorello	Gilberto	New AmeriFlux data products using the ONEFlux pipeline	Lawrence Berkeley National Laboratory	TES	AmeriFlux
Pegoraro	Elaine	Inter-annual Variation in Radiocarbon Age of Ecosystem Respiration over Ten Years of Permafrost Warming	Northern Arizona University	TES	Student
Peruski	Kathryn	NpO2(s) Dissolution Under Vadose Zone Conditions	Clemson University	SBR	Student
Petty	Rick	ARM Scientific User Facility Overview	ARM	BER	User Facility
Philben	Michael	Hillslope Biogeochemistry Controls on Anaerobic Soil Organic Matter Decomposition in a Tundra Watershed	Oak Ridge National Laboratory	TES	NGEE-Arctic
Pierce	Eric	Biogeochemical Transformations at Critical Interfaces in a Mercury-Perturbed Watershed Scientific Focus Area	Oak Ridge National Laboratory	SBR	ORNL SBR SFA
Pivovaroff	Alexandria	Homeostasis of Drought Tolerance Traits at the End of the Dry Season Among Trees Species at the Daintree Research Observatory in Australia	Pacific Northwest National Laboratory	TES	NGEE-Tropics
Podar	Mircea	Microbial Mercury Methylators in East Fork Poplar Creek: From the Field to the Laboratory	Oak Ridge National Laboratory	SBR	ORNL SBR SFA
Pold	Grace	Effects of Phenotypic Diversity on Litter Decomposition are Contingent on Linked Traits	University of Massachusetts, Amherst	TES	Student
Powell	Thomas	Plant Hydraulic Trait Trade-offs and Species Invasion Dynamics in Moist Tropical Forests	Lawrence Berkeley National Laboratory	TES	NGEE-Tropics
Powell	Brian	The Influence of Microbial Exudate s on Actinide Fate and Transport: Pond B, Savannah River Site	Clemson University	SBR	LLNL SBR SFA
Powell	Brian	Influence of Redox Reactions and Organic Ligand Complexation on Uranium, Neptunium, Technetium Subsurface Transport: Upscaling Laboratory Experiments to Understand Field Lysimeter Data	Clemson University	SBR	University Award
Powers	Jennifer	Extrapolating Ecosystem Processes of Seasonally Dry Tropical Forests Across Geographic Scales and into Future Climates	University of Minnesota	TES	University Award
Raff	Jonathan	Flux Chamber and Metagenomic Studies Provide Insights into Biogeochemical Mechanisms of Reactive Nitrogen Cycling in Soils of Mixed Hardwood Forests	Indiana University	SBR	Early Career
Rawlins	Michael	Changing Characteristics of Runoff and Freshwater Export From Watersheds Draining Northern Alaska	University of Massachusetts, Amherst	TES	University Award
Rempe	Daniella	Investigating Bedrock Fractures as a Dynamic Hydrologic Reservoir Across a Gradient in Climate and Erosion Rate	University of Texas, Austin	SBR	University Award
Ricciuto	Daniel	Implications of SPRUCE Results for the Long-term Carbon Balance of Boreal Peatlands: A Modeling Study Using ELM-SPRUCE	Oak Ridge National Laboratory	TES	ORNL TES SFA
Rietl	Anthony	Modeling Tidal Marsh Carbon Cycling Under Sea Level Rise and Elevated CO₂	Virginia Institute of Marine Sciences	TES	University Award
Riley	William	Topographical Controls on Hillslope-Scale Hydrology Drive Shrub Distributions on the Seward Peninsula, Alaska	Lawrence Berkeley National Laboratory	TES	NGEE-Arctic
Rodríguez-Ramos	Josue	More than Meets the Eye: Microbial Communities and their Viral Predators Govern Carbon and Nitrogen Transformations in the Hyporheic Zone	Colorado State University	SBR	Student
Roe	Stephanie	Warming Effects on Litter Decomposition and Soil Respiration in a Tropical Forest	University of Virginia	TES	Student
Rogers	Alistair	The Response of Photosynthesis and Respiration to Experimental Warming in the High Arctic	Brookhaven National Laboratory	TES	NGEE-Arctic
Rowland	Joel	An Investigation of How Floodplain Deposit Ages and Permafrost Distributions Influence the Patterns, Rates, and Age of Soil Organic Carbon Fluxes to the Koyukuk River	Los Alamos National Laboratory	SBR	Early Career
Rutishauser	Ervan	Testing for Changes in Biomass Dynamics in Large-Scale Forest Datasets	Smithsonian Tropical Research Institute	TES	NGEE-Tropics
Salmon	Verity	Effects of Short-Term Warming on Allocation and Nutrient Acquisition in an Arctic Grass	Oak Ridge National Laboratory	TES	NGEE-Arctic
Santelli	Cara	Influence of Hyporheic Exchange on Coupled S-Fe-C Biogeochemical Cycling in Riparian Wetland Sediments	University of Minnesota	SBR	University Award
Santschi	Peter	Natural Organic Matter and Microbial Controls on Mobilization/Immobilization of I and Pu in Soils and Waters Affected by Radionuclide Releases in USA and Japan	Texas A&M University	SBR	University Award
Scheibe	Tim	Pacific Northwest National Laboratory SFA: Influences of Hydrologic Exchange Flows on River Corridor and Watershed Biogeochemical Function	Pacific Northwest National Laboratory	SBR	PNNL SBR SFA
Schuur	Ted	Coupled Long-Term Experiment and Model Investigation of the Differential Response of Plants and Soil Microbes in a Changing Permafrost Tundra Ecosystem	Northern Arizona University	TES	University Award
Serbin	Shawn	Evaluating Leaf Photosynthesis and Stomatal Conductance Models against Diurnal and Seasonal Data from Two Contrasting Panamanian Tropical Forests	Brookhaven National Laboratory	TES	NGEE-Tropics
Shirley	Ian	How Variations in Vegetation Cover, Micro-topography, and Snow Depth Impact Soil Temperature and Respiration in an Arctic Watershed	Lawrence Berkeley National Laboratory	TES	NGEE-Arctic
Shuai	Pin	Reach-Scale Hydrologic Exchange Flows and Their Impacts on Hyporheic Thermal Regimes	Pacific Northwest National Laboratory	SBR	PNNL SBR SFA
Sihi	Debjani	Improved Representations of Methane Emissions from Wet Tropical Forest Soils using a Microbial Functional Group-Based Model	Oak Ridge National Laboratory	TES	Early Career
Siirila-Woodburn	Erica	Energy Balance Dynamics, Plant Water Use, and Subsurface Residence Times in the East River, Colorado	Lawrence Berkeley National Laboratory	SBR	LBNL SBR SFA
Singer	Esther	JGI: Genomic Resources for Advancing Environmental System Science	JGI	BER	User Facility
Skiles	R. McKenzie	Constraining Physical Understanding of Aerosol Loading, Biogeochemistry, and Snowmelt Hydrology from Hillslope to Watershed Scale in the East River Scientific Focus Area	University of Utah	SBR	University Award
Smith	Jeremy	Multiscale Modeling of Mercury Geochemistry	University of Tennessee, Knoxville	SBR	University Award
Solander	Kurt	Reconstructing Pan-Tropical Precipitation Recycling Based on Stable Isotopes	Los Alamos National Laboratory	TES	NGEE-Tropics
Song	Hyun-Seob	Metabolic Network and Multi-omics Integration for Predictive Biogeochemical Modeling	Pacific Northwest National Laboratory	SBR	PNNL SBR SFA
Sonnenfroh	David	A Ceilometer for Boundary Layer Height and Ceiling Retrievals for the Ameriflux Network	Physical Sciences Inc.	TES	SBIR
Steefel	Carl	Watershed Function Simulation and Aggregation	Lawrence Berkeley National Laboratory	SBR	LBNL SBR SFA
Stegen	James	Spatiotemporal Variation in Organic Matter Chemistry in Global Rivers Modulates Biogeochemistry	Pacific Northwest National Laboratory	SBR	PNNL SBR SFA
Steltzer	Heidi	Phenological Responses to Earlier Snowmelt and Potential Impacts on Evapotranspiration in a Colorado River Headwater Basin	Rocky Mountain Biological Laboratory	SBR	LBNL SBR SFA
Sulman	Benjamin	Refining ELM Simulations of Arctic Field Sites Using Vegetation Community and Biomass Measurements	Oak Ridge National Laboratory	TES	NGEE-Arctic
Swanson	Rand	A Compact, Broad-Band Hyperspectral SpectroRadiometer	Resonon Inc.	TES	SBIR
Tang	Jinyun	A Mechanistic Explanation of the Hysteretic Temperature and Moisture Dependence of Soil Carbon Decomposition Dynamics	Lawrence Berkeley National Laboratory	TES	NGEE-Arctic
Tartakovsky	Daniel	Assimilation of Multiscale Data into Multifidelity Biogeochemical Models	Stanford University	SBR	University Award
Thornton	Peter	Integrated Modeling for NGEE-Arctic Phase 3: New Modules of Predictive Capability for E3SM	Oak Ridge National Laboratory	TES	NGEE-Arctic
Tokunaga	Tetsu	Hillslope Responses to Snowmelt: Approaches for Constraining Predictions of Subsurface Flow and Transport Distributions, and their Downgradient Contributions to Surface Waters	Lawrence Berkeley National Laboratory	SBR	LBNL SBR SFA
Tolar	Bradley	SLAC Groundwater Quality SFA: Biogeochemical Redox Responses of Soil Microbial Communities to Seasonal Hydrological Transitions at Riverton, WY	Stanford University	SBR	SLAC SBR SFA
Torn	Margaret	The Berkeley Lab Terrestrial Ecosystem Science SFA on Belowground Biogeochemistry: Five Years of Deep Soil Warming	Lawrence Berkeley National Laboratory	TES	LBNL TES SFA
Torn	Margaret	The AmeriFlux Management Project: Overview and the Year of Methane	Lawrence Berkeley National Laboratory	TES	AmeriFlux
Trettin	Carl	Wood Decomposition: Understanding Processes Regulating Carbon Transfer to Soil Carbon Pools Using FACE Wood at Multiple Scales	USDA Forest Service	TES	University Award
Uhlemann	Sebastian	Geophysical Characterization of Bedrock Properties of the East River Watershed: From Subsystem to Watershed Scale	Lawrence Berkeley National Laboratory	SBR	LBNL SBR SFA
Varadharajan	Charuleka	NGEE-Tropics Data Management and Synthesis	Lawrence Berkeley National Laboratory	TES	NGEE-Tropics
Varadharajan	Charuleka	Data Management Framework for LBNL’s Watershed Function Scientific Focus Area	Lawrence Berkeley National Laboratory	SBR	LBNL SBR SFA
Vaughn	Lydia	Very Old and Very New Soil Organic Carbon in the Arctic is Equally Sensitive to Warming: 14C Evidence in the NGEE Arctic Project	Lawrence Berkeley National Laboratory	TES	NGEE-Arctic
Versteeg	Roelof	Cloud Based Cyber Infrastructure to Enable Process Understanding	Subsurface Insights	SBR	SBIR
Villa	Jorge	Methane and Nitrous Oxide Pore-Water Concentration and Flux at the Hyporheic Zone of a Large River	Ohio State University	SBR	University Award
Wainwright	Haruko	4D Digital Watershed: Advanced Bedrock-to-Canopy Characterization Across Watersheds	Lawrence Berkeley National Laboratory	SBR	LBNL SBR SFA
Walker	Anthony	Multi-assumption Modeling and MCMC Parameter Estimation for Testing Hypotheses of the Drivers of Seasonality in Sphagnum Gross Primary Production	Oak Ridge National Laboratory	TES	ORNL TES SFA
Wang	Dali	A Multiscale, Multifidelity Land Model Testbed Assisted by Machine Learning	Oak Ridge National Laboratory	TES	ORNL TES SFA
Ward	Adam	Coupled Investigation of Hyporheic Transport and Transformation Dynamics in Headwater Streams: Preliminary Findings and Experimental Design	Indiana University	SBR	ORNL SBR SFA
Warren	Jeffery	Whole Ecosystem Warming Induces Divergent Ecophysiological Responses in Co-Occurring Boreal Tree and Shrub Species — Observations and Model Simulations	Oak Ridge National Laboratory	TES	ORNL TES SFA
Weber	Karrie	Influx of Oxidants into Reduced Zones: Microbiological Controls Governing Metal Oxidation and Reduction	University of Nebraska, Lincoln	SBR	University Award
Weisenhorn	Pamela	Modeling Microbial Controls on Biogeochemical Processes at the Savannah River Site	Argonne National Laboratory	SBR	ANL SBR SFA
Weston	David	The Consequences of Warming on Sphagnum Peat Moss Productivity and Microbial Community Composition	Oak Ridge National Laboratory	TES	ORNL TES SFA
Wilson	Cathy	Understanding Controls on Soil Moisture Using In-Situ TDR, Airborne SAR and UAS Lidar Data at the NGEE-Arctic Teller Field Site	Los Alamos National Laboratory	TES	NGEE-Arctic
Wood	Tana	In the Eye of the Storm: Warmer Temperatures Affect Tropical Forest Recovery Following Hurricane Disturbance	USDA Forest Service	TES	University Award
Wullschleger	Stan	Next-Generation Ecosystems Experiment (NGEE Arctic): Progress and Plans	Oak Ridge National Laboratory	TES	NGEE-Arctic
Xu	Chonggang	The Importance of Hydraulic Traits to Tropical Forest Dynamics	Los Alamos National Laboratory	TES	NGEE-Tropics
Xu	Chonggang	Homeostasis of Tropical Forest Carbohydrates	Los Alamos National Laboratory	TES	NGEE-Tropics
Yaffar	Daniela	Fine-Root Traits by Succession Level in Puerto Rico	Oak Ridge National Laboratory	TES	NGEE-Tropics
Yang	Xiaojuan	What Drives Phosphatase Activity in Tropical Forests — A Modeling Study Using E3SM Land Model	Oak Ridge National Laboratory	TES	NGEE-Tropics
Yang	Xiaojuan	The Responses of Nitrogen and Phosphorus Cycling Dynamics to Warming and the Feedbacks to Carbon Cycling in Peatland Ecosystems	Oak Ridge National Laboratory	TES	ORNL TES SFA
Yang	Yu	Complex Effects of Redox Reactions on the Release and Degradation of Organic Carbon	University of Nevada, Reno	SBR	University Award
Ye	Ming	Using Global Sensitivity Analysis to Identify Controlling Processes of Complex Systems	Florida State University	SBR	University Award
Yuan	Fengming	Preliminary Assessment of E3SM Land Model (ELM) in Northern High-Latitude Regions and Its Improvements by MODEX Approach	Oak Ridge National Laboratory	TES	NGEE-Arctic
Zavarin	Mavrik	The LLNL BioGeoChemistry of Actinides SFA	Lawrence Livermore National Laboratory	SBR	LLNL SBR SFA
Zheng	Zianqiu	Pore- to Core-Controls on Ecosystem CO₂ fluxes: Soil Microscale Hydrology Drives Thermodynamic Controls on Carbon Decomposition	Pacific Northwest National Laboratory	TES	PNNL TES
Zhu	Qing	Evaluation of High-Latitude CH₄ Emissions and their Functional Responses in the E3SM Land Model	Lawrence Berkeley National Laboratory	TES	University Award