Environmental System Science Program
U.S. Department of Energy | Office of Science | Office of Biological and Environmental Research

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

Last NameFirst NamePoster TitleInstitutionPresenterProject
LarsenIsaacThe Last Glacial History of the East River Valley, Colorado: Implications for Watershed FunctionUniversity of Massachusetts,Brendon QuirkEarly Career
MayesMelanieOscillating Redox Conditions Controlled Greenhouse Gas Dynamics in Wet Tropical Forest SoilsOakridge National LaboratoryDebjani SihiEarly Career
McFarlaneKarisTropical Forest Response to a Drier Future: Synthesis and Modeling of Soil Carbon Stocks and AgeLawrence Livermore National LaboratoryKari FinstadEarly Career
TaşNeslihanUnderstanding the microbial controls on biogeochemical cycles in permafrost ecosystemsLawrence Berkeley National LaboratoryMegan DillonEarly Career
RaffJohnathanTowards a Mechanistic and Predictive Understanding of Reactive Nitrogen Oxide Fluxes to and from SoilIndiana UniversityRyan MushinskiEarly Career
StegenJamesGlobal Trait-Based Chemogeography of Organic Matter ThermodynamicsPacific Northwest National LaboratoryAditi SenguptaEarly Career
ZimmerMargaretLinkages Between Hydrologic Processes and Biogeochemical Cycling in Salt MarshesUniversity of CaliforniaMaya MontalvoUniversity Award
VaradharajanCharulekaA data-driven approach to predicting the impacts of hydrometeorological disturbances on water quality in river corridorsLawrence Berkeley National Lab, BerkeleyHelen WeierbachEarly Career
ParasharRishiTransport and Retention of Motile Microbes in Pore Networks: Progress and PlansPacific Northwest National LaboratoryLazaro PerezEPSCoR
WullschlegerStanBuilding a Culture of Safety and Trust in Team ScienceOak Ridge National LaboratoryColleen IversenNGEE-Arctic
TornMargaretThe AmeriFlux Management Project: OverviewLawrence Berkeley National Laboratory,Deb AgarwalAmeriFlux
AgarwalDeborahExpanding and Growing the ESS-DIVE Repository CommunityLawrence Berkeley National LaboratoryShreyas CholiaESS-Dive
SteefelCarlExaSheds: Advancing Watershed System Science using Machine Learning and Data-Intensive Extreme-Scale SimulationLawrence Berkeley National LaboratoryScott PainterExaSheds
WalkerAnthonyParameters Controlling Ecosystem CO2 Responses in Simulations of Duke and Oak Ridge FACE Experiments with ELM-FATES-CNPOakridge National LaboratoryRyan KnoxFACE-MDS
MoultonDavidAccelerating Local to National Watershed Science through the IDEAS-Watersheds Software EcosystemLos Alamos National LaboratoryXingyuan ChenIDEAS-Watersheds
BaileyVanessaSoil Carbon Dynamics During Drying vs. Rewetting: Importance of Antecedent Moisture ConditionsPacific Northwest National LaboratoryKaizad PatelPore to Core: Linking Soil Organic Carbon Protection Mechanisms to Ecosystems CO2 Fluxes in Response to Varying Antecedent Soil Moisture Conditions
BaileyVanessaSoil Respiration Modeling and Prediction Variabilities Across ScalesPacific Northwest National LaboratoryJianqiu ZhengPore to Core: Linking Soil Organic Carbon Protection Mechanisms to Ecosystem CO2 Fluxes in Response to Varying Antecedent Soil Moisture Conditions
RubinsteinRebeccaAn Iterative Approach to Linking Genome Scale Metabolic Models with Reactive Transport SimulationArgonne National LaboratoryRoelof VersteegOther Institution Project
KemnerKenThe Argonne National Laboratory Subsurface Biogeochemical Research Program SFA: Wetland HydrobiogeochemistryArgonne National LaboratoryPamela WeisenhornArgonne Wetland Hydrobiogeochemistry SFA
JastrowJulieSoil Carbon Response to Environmental Change – Argonne Soil Dynamics SFA OverviewArgonne National LaboratoryRoser MatamalaArgonne National Laboratory Soil Dynamics SFA
JastrowJulieUnderstanding Composition and Decomposability of Arctic Soils by Integrating Laboratory Incubations with Spectroscopy Measurements and ModelsArgonne National Laboratory Soil Dynamics SFARoser MatamalaArgonne National Laboratory
JastrowJulieQuantifying and Representing Variability in Permafrost-Affected Soils across Ice Wedge Polygons for Improved Sampling Strategies, Prediction, and ModelingArgonne National LaboratoryNicolas JelinskiArgonne National Laboratory Soil Dynamics SFA
BaileyVanessaCoastal Observations, Mechanisms, and Predictions Across Systems and Scales – Field, Measurements, and Experiments (COMPASS-FME)Pacific Northwest National LaboratoryPat MegonigalCOMPASS
BaileyVanessaGaining a predictive understanding of coastal ecosystem responses to press and pulse hydrologic disturbancePacific Northwest National LaboratoryAnya HoppleCOMPASS
BaileyVanessaCOMPASS-FME: Early Successes in Data Synthesis and Modeling AnalysisOak Ridge National LaboratoryPeter ThorntonCOMPASS
PierceEricBiogeochemical Transformations at Critical Interfaces in a Mercury Perturbed Watershed Science Focus AreaOak Ridge National LaboratoryBaohua GuOak Ridge National Laboratory Critical Interfaces Scientific Focus Area
GardnerWilliamInvestigating Bedrock Groundwater Recharge Dynamics in Mountainous WatershedsUniversity of MontanaKen WilliamsDOE EPSCOR – University – National Laboratory Collaboration
TornMargaretThe Berkeley Lab Belowground Biogeochemistry SFA: Overview and Results of Five Years of Deep Soil WarmingLawrence Berkeley National LaboratoryEoin BrodieBelowground Biogeochemistry SFA
HubbardSusanThe Watershed Function SFA: Mountainous System Hydrobiogeochemical Response to Disturbance across Genome to Watershed ScalesLawrence Berkeley National LaboratoryDeb AgarwalBerkeley Lab Watershed Function SFA
ZavarinMavrikThe LLNL Biogeochemistry at Interfaces SFALawrence Livermore National LaboratoryAnnie KerstingLLNL DOE SFA: Biogeochemistry at Interfaces
WullschlegerStanNext-Generation Ecosystems Experiment (NGEE Arctic): Progress and PlansOak Ridge National LaboratoryKatrina BennettNGEE Arctic
ChambersJeffNext-Generation Ecosystem Experiments (NGEE)-Tropics Phase 2 OverviewLawrence Berkeley National LaboratoryStuart DaviesNGEE-Tropics
HansonPaulORNL’s Terrestrial Ecosystem Science – Scientific Focus Area (TES SFA): a 2021 OverviewOak Ridge National LaboratoryDaniel RicciutoORNL Terrestrial Ecosystem Science Scientific Focus Area (TES SFA)
ScheibeTimRiver Corridor Hydrobiogeochemistry from Reaction to Basin ScalePNNL River Corridor SFA (RCSFA)Xingyuan ChenPNNL River Corridor SFA (RCSFA)
ScheibeTimModeling Coupled Organic Matter and Nitrogen Cycling in River Corridors Across the Columbia River BasinPacific Northwest National LaboratoryXingyuan ChenPNNL River Corridor SFA (RCSFA)
ScheibeTimHydrobiogeochemical Variability: Mechanisms Governing Reaction- to Basin-Scale Hydrobiogeochemical RegimesPNNL River Corridor SFA (RCSFA)Matthew KaufmanPacific Northwest National Laboratory
ScheibeTimThe Impacts of Wildfire Disturbance on Hydrobiogeochemical FunctionPacific Northwest National LaboratoryAllison Myers-PiggPNNL River Corridor SFA (RCSFA)
ScheibeTimHydrobiogeochemical Features and Function Across BasinsPacific Northwest National LaboratoryAmy GoldmanPNNL River Corridor SFA (RCSFA)
BargarJohnHydro-Biogeochemical Reactivity of Subsurface Interfaces SLAC Floodplain Hydro-Biogeochemistry SFA Project OverviewStanford UniversityKristin BoyeSLAC Floodplain Hydro-Biogeochemistry SFA
BerkelhammerMaxDynamic roots alter the legacy strength of terrestrial ecosystems in an Earth System ModelUniversity of Illinois at ChicagoBeth DrewniakUniversity Project
BerkelhammerMaxWater sources and resource limitations vary for trees along a hillslope transect in the East River WatershedUniversity of Illinois at ChicagoChristopher StillUniversity Project
BrzostekEdwardQuantitative, Trait-Based Microbial Ecology to Accurately Model the Impacts of N Deposition on Soil C Cycling in the AnthropoceneWest Virginia UniversityEmber MorrisseyEPSCOR; University Award
CarboneMariahEcohydrological Controls on Root and Microbial Respiration in the East River Watershed of ColoradoNorthern Arizona UniversityAndrew RichardsonUniversity Project
CardonZoeSticky Roots--Implications of Altered Rhizodeposition (Caused by Viral Infection) for Soil Carbon Processing in the RhizosphereMarine Biological LaboratoryMarco KeiluweitUniversity Project
CatalanoJeffTrace Metal Dynamics and Limitations on Biogeochemical Cycling in Wetland Soils and Hyporheic ZonesWashington UniversityDaniel GiammarUniversity Award
ChanClaraQuantifying Microbial Roles in Environmental Iron Oxidation Via an Integrated Kinetics, ‘Omics and Metabolic Modeling StudyUniversity of DelawareGrace TotheroUniversity Project
ColemanJamesHow Does Mercury Methylation Respond to Intensive Forest Management and the Creation of Anoxia in Floodplain Soils?University of North CarolinaCarl TrettinUniversity Project
CusackDanielaSoil Carbon Cycling and Root Dynamics across Rainfall and Soil Fertility Gradients and with Drying in Lowland Tropical Forests of PanamaColorado State UniversityLee DietterichEarly Career Project
DeemsJeffreySimulating Snow Patterns and Evolution in the East River SFA with a Distributed Snow Dynamics ModelUniversity of ColoradoMark RaleighUniversity Project
DeemsJasonUse of Sequential Extraction and Mercury Stable Isotope Analysis to Assess Remobilization of Sediment-Bound Legacy MercuryUniversity of MichiganElizabeth CrowtherUniversity-Led Research
FendorfScottDeciphering controls on metal migration within floodplains: The critical role of redox environments on metal-organic complexesStanford UniversityChristian DeweyUniversity Project
FengXuePeatland hydrology across scales: seasonal and interannual controls of water table and carbon emissionsUniversity of MinnesotaMariel JonesUniversity Award
FloresAlejandroModel-Data Fusion to Examine Multiscale Dynamical Controls on Snow Cover and Critical Zone Moisture InputsBoise State UniversityWilliam RudisillUniversity Project
FrancisChristopherMetagenomic characterization of subsurface Thaumarchaeota populations in hydrologically-variable floodplain sedimentsStanford UniversityBradley TolarUniversity Project
FraterrigoJenniferRemote Sensing of Plant Functional Traits for Modeling Arctic Tundra Carbon DynamicsUniversity of IllinoisMark LaraUniversity-Led Research
Ginder-VogelMatthewParticulate organic matter (POM) transport and transformation at the terrestrial-aquatic interfaceUniversity of WisconsinE. RodenUniversity Project
GriffisTimHydrometeorological sensitivities of net ecosystem carbon dioxide and methane exchange of an Amazonian palm swamp peatlandUniversity of MinnesotaTyler RomanUniversity Project
hesterEricEffects of Microbial Growth and Death and Sediment Movement on Hyporheic Zone BiogeochemistryVirginia TechW. Seth LottsUniversity Project
PriesCaitlinTesting Mechanisms of How Mycorrhizal Associations Affect Forest Soil Carbon and Nitrogen CyclingDartmouth CollegeAmelia FitchUniversity-Led Research
KostkaJoelWhole Ecosystem Warming Stimulates Methane Production Fueled by Plant Metabolites in Peatlands.Georgia Institute of TechnologyRachel WilsonUniversity Project
ZhiWeiHydrological and Biogeochemical response to warming in a high elevation mountain watershed in ColoradoPennsylvania State UniversityDevon KerinsUniversity Project
MathenyAshleyMangrove ecosystems under stress: from carbon sink to sourceUniversity of Texas at AustinAna Maria Restrepo AcevedoUniversity Project
MedvigyDavidUnraveling the Mechanisms of Below- and Aboveground Liana-Tree Competition in Tropical ForestsUniversity of Notre DameJennifer PowersUniversity Project
MegonigalPatIncreased 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 CenterGenevieve NoyceSMARTX
NeumannRebeccaBiogeochemical Consequences of the Hydrologic Connection Between Permafrost-Thaw Bogs and Surrounding Peat Plateaus: Advective Heat Transport in Permafrost LandscapesUniversity of WashingtonJoel EklofUniversity Project
NippertJesseUsing root and soil traits to forecast woody encroachment dynamics in mesic grasslandKansas State UniversityRachel KeenUniversity Project
NoyceGenevieveAutomated Chambers in a Tidal Wetland Collect High-Frequency Methane MeasurementsSmithsonian Environmental Research CenterRoy RichUniversity Project
RawlinsMichaelLoading of Dissolved Organic Carbon to Western Arctic Rivers from Process-Based ModelingUniversity of MassachusettsCraig ConnollyUniversity Project
SantelliCaraInfluence of hyporheic exchange on coupled S-Fe-C biogeochemical cycling and microbial community function in riparian wetlands at the Savannah River SiteUniversity of MinnesotaShreya SrivastavaUniversity Project
SantschiPeterWatershed Controls On Uranium Concentrations Tied Into Natural Organic Matter And Iron Interactions In streambeds And WetlandsTexas A&M UniversityDaniel KaplanCollaborative Research: Watershed Controls On Uranium Concentrations Tied To Natural Organic Matter In Streambeds And Wetlands
SchuurEdwardCoupled Long-Term Experiment and Model Investigation of The Differential Response of Plants and Soil Microbes in a Changing Permafrost Tundra EcosystemNorthern Arizona UniversityJustin LedmanUniversity Project
TaillefertMartialIntegration 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 SedimentsGeorgia Institute of TechnologyAnthony BoeverUniversity Project
WeberKarrieInflux of Oxidants into Reduced Zones: Microbiological Controls Governing Metal Oxidation and ReductionUniversity of Nebraska-LincolnJeffry WestropUniversity-Led Research
WhitmanTheaModelling Microbes to Predict Post-fire Carbon Cycling in the Boreal Forest across Burn SeveritiesUniversity of Wisconsin-MadisonDana JohnsonUniversity Project
YangerElowynCoupling streambed dynamics with nutrient and fine sediment transport in mountainous watershedsUniversity of IdahoJanice BrahneyUniversity Project
ZimmerMargaretLinkages Between Hydrologic Processes and Biogeochemical Cycling in Salt MarshesUniversity of CaliforniaMaya MontalvoUniversity 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

11:00 amOpening Logistics & Introductory CommentsB. Benscoter
11:10 amWelcome & BER ProgramsS. Weatherwax
11:20 amEESSD ProgramsG. Geernaert
11:30 amESS Program Introduction & UpdateJ. Arrigo

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

12:00 pmNGEE-ArcticS. Wullschleger
12:10 pmNGEE-TropicsJ. Chambers
12:20 pmSPRUCEP. Hanson
12:30 pmWatershed FunctionS. Hubbard
12:40 pmCOMPASS-FMEV. Bailey
12:50 pmDiversity, Inclusion, & Research IntegrityJ. Carruthers
1:00 pmQ&A
1:30 pm - 2:00 pmBreak

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

Session A: Resolving and representing the physical, chemical, and biological processes that occur across Terrestrial-Aquatic InterfacesV. 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 pmBreak

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

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 dynamicsY. Wu, M. Keiluweit, C. Schadt
5:15 pmGeneral Assembly: Day 1 Close-out
(optional) 5:15 pm – 6:00 pmInformal 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

Topic A: ESS Interface with Urban Systems
11:10 amUrban watersheds: Fast, dynamic, and “weird” systemsJ. Moore
11:30 amCarbon cycling at the edge: How urban forest edges are distinct from interior forestsM. Mayes/J. Warren
11:40 amChallenges and potential solutions for urban flux studiesJ. Chen
11:50 amQ&A

3:10 pmUpdates from USGCRPM. Kuperberg
3:22 pmExaShedsC. Steefel/ S. Painter
3:34 pmArtificial Intelligence for Earth System Predictability: Synthesis and findings from white papersH. Wainwright/ F. Hoffman
3:46 pmLightsource & eBERlight opportunities for ESS researchK. Kemner
3:58 pmQ&A
4:30 pm - 5:00 pmClosing RemarksD. Stover
5:00 pmAdjourn
(optional) 5:00 pm – 6:00 pmInformal networking event

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

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

Thursday, August 19, 2021

Block V – Concurrent Breakout Meetings

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

Session A: Biogeochemical function and ecosystem implications of redox heterogeneities in soilsK. Boye, V. Noël, J. Bargar
Session B: Scaling and ModEx: Successes, failures, challenges and opportunitiesOrganizers: 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 scalesD. Dwivedi, D. Chadwick, M. Zavarin, J. Stegen
12:30 pm – 12:45 pmBreak

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

Session A: Soil moisture feedbacks with ecosystem processesD. 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 modelingL. Gu, P. Hanson
Session D: In Memory of John Zachara: Transformational advances in hydro-biogeochemistryT. Scheibe, X. Chen, E. Roden
2:15 pm – 3:00 pmBreak

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

3:10 pmUpdates from USGCRPM. Kuperberg
3:22 pmExaShedsC. Steefel/ S. Painter
3:34 pmArtificial Intelligence for Earth System Predictability: Synthesis and findings from white papersH. Wainwright/ F. Hoffman
3:46 pmLightsource & eBERlight opportunities for ESS researchK. Kemner
3:58 pmQ&A
4:30 pm - 5:00 pmClosing RemarksD. Stover
5:00 pmAdjourn
(optional) 5:00 pm – 6:00 pmInformal networking event