2021 ESS PI Meeting Research Summary

Due to the ongoing novel coronavirus pandemic, the ESS PI Meeting will be held virtually, to begin Tuesday, August 17, 2021 and conclude on Thursday, August 19, 2021.

Research abstracts: Download PDF
Agenda: Download PDF

Research Abstracts

Last Name	First Name	Poster Title	Institution	Presenter	Project
Larsen	Isaac	The Last Glacial History of the East River Valley, Colorado: Implications for Watershed Function	University of Massachusetts,	Brendon Quirk	Early Career
Mayes	Melanie	Oscillating Redox Conditions Controlled Greenhouse Gas Dynamics in Wet Tropical Forest Soils	Oakridge National Laboratory	Debjani Sihi	Early Career
McFarlane	Karis	Tropical Forest Response to a Drier Future: Synthesis and Modeling of Soil Carbon Stocks and Age	Lawrence Livermore National Laboratory	Kari Finstad	Early Career
Taş	Neslihan	Understanding the microbial controls on biogeochemical cycles in permafrost ecosystems	Lawrence Berkeley National Laboratory	Megan Dillon	Early Career
Raff	Johnathan	Towards a Mechanistic and Predictive Understanding of Reactive Nitrogen Oxide Fluxes to and from Soil	Indiana University	Ryan Mushinski	Early Career
Stegen	James	Global Trait-Based Chemogeography of Organic Matter Thermodynamics	Pacific Northwest National Laboratory	Aditi Sengupta	Early Career
Zimmer	Margaret	Linkages Between Hydrologic Processes and Biogeochemical Cycling in Salt Marshes	University of California	Maya Montalvo	University Award
Varadharajan	Charuleka	A data-driven approach to predicting the impacts of hydrometeorological disturbances on water quality in river corridors	Lawrence Berkeley National Lab, Berkeley	Helen Weierbach	Early Career
Parashar	Rishi	Transport and Retention of Motile Microbes in Pore Networks: Progress and Plans	Pacific Northwest National Laboratory	Lazaro Perez	EPSCoR
Wullschleger	Stan	Building a Culture of Safety and Trust in Team Science	Oak Ridge National Laboratory	Colleen Iversen	NGEE-Arctic
Torn	Margaret	The AmeriFlux Management Project: Overview	Lawrence Berkeley National Laboratory,	Deb Agarwal	AmeriFlux
Agarwal	Deborah	Expanding and Growing the ESS-DIVE Repository Community	Lawrence Berkeley National Laboratory	Shreyas Cholia	ESS-Dive
Steefel	Carl	ExaSheds: Advancing Watershed System Science using Machine Learning and Data-Intensive Extreme-Scale Simulation	Lawrence Berkeley National Laboratory	Scott Painter	ExaSheds
Walker	Anthony	Parameters Controlling Ecosystem CO2 Responses in Simulations of Duke and Oak Ridge FACE Experiments with ELM-FATES-CNP	Oakridge National Laboratory	Ryan Knox	FACE-MDS
Moulton	David	Accelerating Local to National Watershed Science through the IDEAS-Watersheds Software Ecosystem	Los Alamos National Laboratory	Xingyuan Chen	IDEAS-Watersheds
Bailey	Vanessa	Soil Carbon Dynamics During Drying vs. Rewetting: Importance of Antecedent Moisture Conditions	Pacific Northwest National Laboratory	Kaizad Patel	Pore to Core: Linking Soil Organic Carbon Protection Mechanisms to Ecosystems CO2 Fluxes in Response to Varying Antecedent Soil Moisture Conditions
Bailey	Vanessa	Soil Respiration Modeling and Prediction Variabilities Across Scales	Pacific Northwest National Laboratory	Jianqiu Zheng	Pore to Core: Linking Soil Organic Carbon Protection Mechanisms to Ecosystem CO2 Fluxes in Response to Varying Antecedent Soil Moisture Conditions
Rubinstein	Rebecca	An Iterative Approach to Linking Genome Scale Metabolic Models with Reactive Transport Simulation	Argonne National Laboratory	Roelof Versteeg	Other Institution Project
Kemner	Ken	The Argonne National Laboratory Subsurface Biogeochemical Research Program SFA: Wetland Hydrobiogeochemistry	Argonne National Laboratory	Pamela Weisenhorn	Argonne Wetland Hydrobiogeochemistry SFA
Jastrow	Julie	Soil Carbon Response to Environmental Change – Argonne Soil Dynamics SFA Overview	Argonne National Laboratory	Roser Matamala	Argonne National Laboratory Soil Dynamics SFA
Jastrow	Julie	Understanding Composition and Decomposability of Arctic Soils by Integrating Laboratory Incubations with Spectroscopy Measurements and Models	Argonne National Laboratory Soil Dynamics SFA	Roser Matamala	Argonne National Laboratory
Jastrow	Julie	Quantifying and Representing Variability in Permafrost-Affected Soils across Ice Wedge Polygons for Improved Sampling Strategies, Prediction, and Modeling	Argonne National Laboratory	Nicolas Jelinski	Argonne National Laboratory Soil Dynamics SFA
Bailey	Vanessa	Coastal Observations, Mechanisms, and Predictions Across Systems and Scales – Field, Measurements, and Experiments (COMPASS-FME)	Pacific Northwest National Laboratory	Pat Megonigal	COMPASS
Bailey	Vanessa	Gaining a predictive understanding of coastal ecosystem responses to press and pulse hydrologic disturbance	Pacific Northwest National Laboratory	Anya Hopple	COMPASS
Bailey	Vanessa	COMPASS-FME: Early Successes in Data Synthesis and Modeling Analysis	Oak Ridge National Laboratory	Peter Thornton	COMPASS
Pierce	Eric	Biogeochemical Transformations at Critical Interfaces in a Mercury Perturbed Watershed Science Focus Area	Oak Ridge National Laboratory	Baohua Gu	Oak Ridge National Laboratory Critical Interfaces Scientific Focus Area
Gardner	William	Investigating Bedrock Groundwater Recharge Dynamics in Mountainous Watersheds	University of Montana	Ken Williams	DOE EPSCOR – University – National Laboratory Collaboration
Torn	Margaret	The Berkeley Lab Belowground Biogeochemistry SFA: Overview and Results of Five Years of Deep Soil Warming	Lawrence Berkeley National Laboratory	Eoin Brodie	Belowground Biogeochemistry SFA
Hubbard	Susan	The Watershed Function SFA: Mountainous System Hydrobiogeochemical Response to Disturbance across Genome to Watershed Scales	Lawrence Berkeley National Laboratory	Deb Agarwal	Berkeley Lab Watershed Function SFA
Zavarin	Mavrik	The LLNL Biogeochemistry at Interfaces SFA	Lawrence Livermore National Laboratory	Annie Kersting	LLNL DOE SFA: Biogeochemistry at Interfaces
Wullschleger	Stan	Next-Generation Ecosystems Experiment (NGEE Arctic): Progress and Plans	Oak Ridge National Laboratory	Katrina Bennett	NGEE Arctic
Chambers	Jeff	Next-Generation Ecosystem Experiments (NGEE)-Tropics Phase 2 Overview	Lawrence Berkeley National Laboratory	Stuart Davies	NGEE-Tropics
Hanson	Paul	ORNL’s Terrestrial Ecosystem Science – Scientific Focus Area (TES SFA): a 2021 Overview	Oak Ridge National Laboratory	Daniel Ricciuto	ORNL Terrestrial Ecosystem Science Scientific Focus Area (TES SFA)
Scheibe	Tim	River Corridor Hydrobiogeochemistry from Reaction to Basin Scale	PNNL River Corridor SFA (RCSFA)	Xingyuan Chen	PNNL River Corridor SFA (RCSFA)
Scheibe	Tim	Modeling Coupled Organic Matter and Nitrogen Cycling in River Corridors Across the Columbia River Basin	Pacific Northwest National Laboratory	Xingyuan Chen	PNNL River Corridor SFA (RCSFA)
Scheibe	Tim	Hydrobiogeochemical Variability: Mechanisms Governing Reaction- to Basin-Scale Hydrobiogeochemical Regimes	PNNL River Corridor SFA (RCSFA)	Matthew Kaufman	Pacific Northwest National Laboratory
Scheibe	Tim	The Impacts of Wildfire Disturbance on Hydrobiogeochemical Function	Pacific Northwest National Laboratory	Allison Myers-Pigg	PNNL River Corridor SFA (RCSFA)
Scheibe	Tim	Hydrobiogeochemical Features and Function Across Basins	Pacific Northwest National Laboratory	Amy Goldman	PNNL River Corridor SFA (RCSFA)
Bargar	John	Hydro-Biogeochemical Reactivity of Subsurface Interfaces SLAC Floodplain Hydro-Biogeochemistry SFA Project Overview	Stanford University	Kristin Boye	SLAC Floodplain Hydro-Biogeochemistry SFA
Berkelhammer	Max	Dynamic roots alter the legacy strength of terrestrial ecosystems in an Earth System Model	University of Illinois at Chicago	Beth Drewniak	University Project
Berkelhammer	Max	Water sources and resource limitations vary for trees along a hillslope transect in the East River Watershed	University of Illinois at Chicago	Christopher Still	University Project
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	Ember Morrissey	EPSCOR; University Award
Carbone	Mariah	Ecohydrological Controls on Root and Microbial Respiration in the East River Watershed of Colorado	Northern Arizona University	Andrew Richardson	University Project
Cardon	Zoe	Sticky Roots--Implications of Altered Rhizodeposition (Caused by Viral Infection) for Soil Carbon Processing in the Rhizosphere	Marine Biological Laboratory	Marco Keiluweit	University Project
Catalano	Jeff	Trace Metal Dynamics and Limitations on Biogeochemical Cycling in Wetland Soils and Hyporheic Zones	Washington University	Daniel Giammar	University Award
Chan	Clara	Quantifying Microbial Roles in Environmental Iron Oxidation Via an Integrated Kinetics, ‘Omics and Metabolic Modeling Study	University of Delaware	Grace Tothero	University Project
Coleman	James	How Does Mercury Methylation Respond to Intensive Forest Management and the Creation of Anoxia in Floodplain Soils?	University of North Carolina	Carl Trettin	University Project
Cusack	Daniela	Soil Carbon Cycling and Root Dynamics across Rainfall and Soil Fertility Gradients and with Drying in Lowland Tropical Forests of Panama	Colorado State University	Lee Dietterich	Early Career Project
Deems	Jeffrey	Simulating Snow Patterns and Evolution in the East River SFA with a Distributed Snow Dynamics Model	University of Colorado	Mark Raleigh	University Project
Deems	Jason	Use of Sequential Extraction and Mercury Stable Isotope Analysis to Assess Remobilization of Sediment-Bound Legacy Mercury	University of Michigan	Elizabeth Crowther	University-Led Research
Fendorf	Scott	Deciphering controls on metal migration within floodplains: The critical role of redox environments on metal-organic complexes	Stanford University	Christian Dewey	University Project
Feng	Xue	Peatland hydrology across scales: seasonal and interannual controls of water table and carbon emissions	University of Minnesota	Mariel Jones	University Award
Flores	Alejandro	Model-Data Fusion to Examine Multiscale Dynamical Controls on Snow Cover and Critical Zone Moisture Inputs	Boise State University	William Rudisill	University Project
Francis	Christopher	Metagenomic characterization of subsurface Thaumarchaeota populations in hydrologically-variable floodplain sediments	Stanford University	Bradley Tolar	University Project
Fraterrigo	Jennifer	Remote Sensing of Plant Functional Traits for Modeling Arctic Tundra Carbon Dynamics	University of Illinois	Mark Lara	University-Led Research
Ginder-Vogel	Matthew	Particulate organic matter (POM) transport and transformation at the terrestrial-aquatic interface	University of Wisconsin	E. Roden	University Project
Griffis	Tim	Hydrometeorological sensitivities of net ecosystem carbon dioxide and methane exchange of an Amazonian palm swamp peatland	University of Minnesota	Tyler Roman	University Project
hester	Eric	Effects of Microbial Growth and Death and Sediment Movement on Hyporheic Zone Biogeochemistry	Virginia Tech	W. Seth Lotts	University Project
Pries	Caitlin	Testing Mechanisms of How Mycorrhizal Associations Affect Forest Soil Carbon and Nitrogen Cycling	Dartmouth College	Amelia Fitch	University-Led Research
Kostka	Joel	Whole Ecosystem Warming Stimulates Methane Production Fueled by Plant Metabolites in Peatlands.	Georgia Institute of Technology	Rachel Wilson	University Project
Zhi	Wei	Hydrological and Biogeochemical response to warming in a high elevation mountain watershed in Colorado	Pennsylvania State University	Devon Kerins	University Project
Matheny	Ashley	Mangrove ecosystems under stress: from carbon sink to source	University of Texas at Austin	Ana Maria Restrepo Acevedo	University Project
Medvigy	David	Unraveling the Mechanisms of Below- and Aboveground Liana-Tree Competition in Tropical Forests	University of Notre Dame	Jennifer Powers	University Project
Megonigal	Pat	Increased Plant-Mediate Oxygen Transport in Response to Elevated CO2 But Not Warming in the Salt Marsh Accretion Response to Temperature eXperiment (SMARTX)	Smithsonian Environmental Research Center	Genevieve Noyce	SMARTX
Neumann	Rebecca	Biogeochemical Consequences of the Hydrologic Connection Between Permafrost-Thaw Bogs and Surrounding Peat Plateaus: Advective Heat Transport in Permafrost Landscapes	University of Washington	Joel Eklof	University Project
Nippert	Jesse	Using root and soil traits to forecast woody encroachment dynamics in mesic grassland	Kansas State University	Rachel Keen	University Project
Noyce	Genevieve	Automated Chambers in a Tidal Wetland Collect High-Frequency Methane Measurements	Smithsonian Environmental Research Center	Roy Rich	University Project
Rawlins	Michael	Loading of Dissolved Organic Carbon to Western Arctic Rivers from Process-Based Modeling	University of Massachusetts	Craig Connolly	University Project
Santelli	Cara	Influence of hyporheic exchange on coupled S-Fe-C biogeochemical cycling and microbial community function in riparian wetlands at the Savannah River Site	University of Minnesota	Shreya Srivastava	University Project
Santschi	Peter	Watershed Controls On Uranium Concentrations Tied Into Natural Organic Matter And Iron Interactions In streambeds And Wetlands	Texas A&M University	Daniel Kaplan	Collaborative Research: Watershed Controls On Uranium Concentrations Tied To Natural Organic Matter In Streambeds And Wetlands
Schuur	Edward	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	Justin Ledman	University Project
Taillefert	Martial	Integration of Omics into a New Comprehensive Rate Law for Competitive Terminal Electron-Accepting Processes in Reactive Transport Models: Application to N, Fe, and S in Stream and Wetland Sediments	Georgia Institute of Technology	Anthony Boever	University Project
Weber	Karrie	Influx of Oxidants into Reduced Zones: Microbiological Controls Governing Metal Oxidation and Reduction	University of Nebraska-Lincoln	Jeffry Westrop	University-Led Research
Whitman	Thea	Modelling Microbes to Predict Post-fire Carbon Cycling in the Boreal Forest across Burn Severities	University of Wisconsin-Madison	Dana Johnson	University Project
Yanger	Elowyn	Coupling streambed dynamics with nutrient and fine sediment transport in mountainous watersheds	University of Idaho	Janice Brahney	University Project
Zimmer	Margaret	Linkages Between Hydrologic Processes and Biogeochemical Cycling in Salt Marshes	University of California	Maya Montalvo	University Award

Meeting Agenda

All Times Eastern Time Zone

Tuesday, August 17, 2021 – Start of ESS PI Meeting

Block I – Opening Plenary Webinar
11 am – 12p Overview of Programs & Updates
Moderator: B. Benscoter

Time	Program	Speaker
11:00 am	Opening Logistics & Introductory Comments	B. Benscoter
11:10 am	Welcome & BER Programs	S. Weatherwax
11:20 am	EESSD Programs	G. Geernaert
11:30 am	ESS Program Introduction & Update	J. Arrigo

2:00 pm – 1:30 pm Plenary Session I – Building Research Partnerships: Insights and Opportunities
Moderator: D. Stover

Time	Program	Speaker
12:00 pm	NGEE-Arctic	S. Wullschleger
12:10 pm	NGEE-Tropics	J. Chambers
12:20 pm	SPRUCE	P. Hanson
12:30 pm	Watershed Function	S. Hubbard
12:40 pm	COMPASS-FME	V. Bailey
12:50 pm	Diversity, Inclusion, & Research Integrity	J. Carruthers
1:00 pm	Q&A
1:30 pm - 2:00 pm	Break

Block II – Concurrent Breakout Meetings
2:00 pm – 3:30 pm Concurrent Sessions – I

Time	Program	Organizers
	Session A: Resolving and representing the physical, chemical, and biological processes that occur across Terrestrial-Aquatic Interfaces	V. Bailey, M. Weintraub
	Session B: What does “cyberinfrastructure” mean and how can it enable your science?	C. Varadharajan, D. Moulton, F. Hoffman
3:30 pm – 3:45 pm	Break

3:45 pm – 5:15 pm Concurrent Sessions – II

Time	Program	Organizers
	Session A: Long-term press events and short-term pulse events as agents of global change: What do experimental manipulations and models tell us?	C. Iversen, M. Mayes, A. Walker, J. Warren, J. Mao, B. Sulman, D. Ricciuto
	Session B: Emerging technologies for investigation of soil-plant-microbe dynamics	Y. Wu, M. Keiluweit, C. Schadt
5:15 pm	General Assembly: Day 1 Close-out
(optional) 5:15 pm – 6:00 pm	Informal networking event

Wednesday, August 18, 2021

Block III – Plenary Webinar
11:00 am – 11:10 am General Assembly: Day 2 Announcements
11:10 am – 12:00 pm Plenary Session II
Moderator: P. Bayer

Time	Program	Speaker
	Topic A: ESS Interface with Urban Systems
11:10 am	Urban watersheds: Fast, dynamic, and “weird” systems	J. Moore
11:30 am	Carbon cycling at the edge: How urban forest edges are distinct from interior forests	M. Mayes/J. Warren
11:40 am	Challenges and potential solutions for urban flux studies	J. Chen
11:50 am	Q&A

Time	Program	Speaker
3:10 pm	Updates from USGCRP	M. Kuperberg
3:22 pm	ExaSheds	C. Steefel/ S. Painter
3:34 pm	Artificial Intelligence for Earth System Predictability: Synthesis and findings from white papers	H. Wainwright/ F. Hoffman
3:46 pm	Lightsource & eBERlight opportunities for ESS research	K. Kemner
3:58 pm	Q&A
4:30 pm - 5:00 pm	Closing Remarks	D. Stover
5:00 pm	Adjourn
(optional) 5:00 pm – 6:00 pm	Informal networking event

Block IV – Poster Sessions (ordered alphabetically; see website for links to poster files and Slack channels)

Time	Program	Speaker
2:00 pm – 4:00 pm	Poster Group I (A through Mayes)
4:00 pm – 6:00 pm	Poster Group II (McFarlane through Z)

Thursday, August 19, 2021

Block V – Concurrent Breakout Meetings

11:00 am – 12:30 pm Concurrent Sessions – III

Time	Program	Organizers
	Session A: Biogeochemical function and ecosystem implications of redox heterogeneities in soils	K. Boye, V. Noël, J. Bargar
	Session B: Scaling and ModEx: Successes, failures, challenges and opportunities	Organizers: X. Chen, J. Rowland, F. Hoffman, J. Kumar
	Session C: From leaf to landscape: measuring and modeling canopy fluxes across multiple scales	A. Rogers, M. Cavaleri
	Session D: Prediction of river corridor watershed biogeochemistry across scales	D. Dwivedi, D. Chadwick, M. Zavarin, J. Stegen
12:30 pm – 12:45 pm	Break

12:45 pm – 2:15 pm Concurrent Sessions – IV

Time	Program	Organizers
	Session A: Soil moisture feedbacks with ecosystem processes	D. Cusack, K. McFarlane, M. Mayes
Session B: Developing a culture of safety and trust in team science	C. Iversen, S. Wullschleger
	Session C: Light reactions of photosynthesis for carbon cycle modeling	L. Gu, P. Hanson
	Session D: In Memory of John Zachara: Transformational advances in hydro-biogeochemistry	T. Scheibe, X. Chen, E. Roden
2:15 pm – 3:00 pm	Break

Block VI – Closing Plenary Webinar
3:00 pm – 3:10 pm Introduction and Announcements

3:10 pm – 4:30 pm Plenary Session III
Moderator: J. Arrigo

Time	Program	Speaker
3:10 pm	Updates from USGCRP	M. Kuperberg
3:22 pm	ExaSheds	C. Steefel/ S. Painter
3:34 pm	Artificial Intelligence for Earth System Predictability: Synthesis and findings from white papers	H. Wainwright/ F. Hoffman
3:46 pm	Lightsource & eBERlight opportunities for ESS research	K. Kemner
3:58 pm	Q&A
4:30 pm - 5:00 pm	Closing Remarks	D. Stover
5:00 pm	Adjourn
(optional) 5:00 pm – 6:00 pm	Informal networking event