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Last Name

Authors who are active project participants

  • Baptiste Dafflon

    2022

    • Dafflon, Baptiste, et al. “A Distributed Temperature Profiling System for Vertically and Laterally Dense Acquisition of Soil and Snow Temperature”. The Cryosphere, vol. 16, no. 2, 2022, pp. 719-36, https://doi.org/10.5194/tc-16-719-2022.
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    • Arendt, Carli A., et al. “Increased Arctic NO3− Availability As a Hydrogeomorphic Consequence of Permafrost Degradation and Landscape Drying”. Nitrogen, vol. 3, no. 2, 2022, pp. 314-32, https://doi.org/10.3390/nitrogen3020021.
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    • Wielandt, Stijn, et al. “Low-Power, Flexible Sensor Arrays With Solderless Board-to-Board Connectors for Monitoring Soil Deformation and Temperature”. Sensors, vol. 22, no. 7, 2022, p. 2814, https://doi.org/10.3390/s22072814.
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    • Shirley, Ian A., et al. “Rapidly Changing High-Latitude Seasonality: Implications for the 21st Century Carbon Cycle in Alaska”. Environmental Research Letters, vol. 17, no. 1, 2022, p. 014032, https://doi.org/10.1088/1748-9326/ac4362.
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    • Bennett, Katrina E., et al. “Spatial Patterns of Snow Distribution for Improved Earth System Modelling in the Arctic”. The Cryosphere, 2022, https://doi.org/https://doi.org/10.5194/tc-2021-341.
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    2021

    • Uhlemann, Sebastian, et al. “Geophysical Monitoring Shows That Spatial Heterogeneity in Thermohydrological Dynamics Reshapes a Transitional Permafrost System”. Geophysical Research Letters, vol. 48, no. 6, 2021, https://doi.org/10.1029/2020GL091149.
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    • Wainwright, Haruko M., et al. “High-Resolution Spatio-Temporal Estimation of Net Ecosystem Exchange in Ice-Wedge Polygon Tundra Using In Situ Sensors and Remote Sensing Data”. Land, vol. 10, no. 7, 2021, p. 722, https://doi.org/10.3390/land10070722.
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    2020

    • Jafarov, Elchin E., et al. “Estimation of Subsurface Porosities and Thermal Conductivities of Polygonal Tundra by Coupled Inversion of Electrical Resistivity, Temperature, and Moisture Content Data”. The Cryosphere, vol. 14, no. 1, 2020, pp. 77-91, https://doi.org/10.5194/tc-14-77-2020.
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    • Wales, Nathan A., et al. “Understanding the Relative Importance of Vertical and Horizontal Flow in Ice-Wedge Polygons”. Hydrology and Earth System Sciences, vol. 24, no. 3, 2020, pp. 1109-2, https://doi.org/10.5194/hess-24-1109-2020.
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    2019

    • Léger, Emmanuel, et al. “A Distributed Temperature Profiling Method for Assessing Spatial Variability in Ground Temperatures in a Discontinuous Permafrost Region of Alaska”. The Cryosphere, vol. 13, 2019, pp. 2853-67, https://doi.org/10.5194/tc-13-2853-2019.
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    • Arora, Bhavna, et al. “Evaluating Temporal Controls on Greenhouse Gas (GHG) Fluxes in an Arctic Tundra Environment: An Entropy-Based Approach”. Science of The Total Environment, vol. 649, 2019, pp. 284-99, https://doi.org/10.1016/j.scitotenv.2018.08.251.
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    2018

    • Bisht, Gautam, et al. “Impacts of Microtopographic Snow Redistribution and Lateral Subsurface Processes on Hydrologic and Thermal States in an Arctic Polygonal Ground Ecosystem: A Case Study Using ELM-3D v1.0”. Geoscientific Model Development, vol. 11, no. 1, 2018, pp. 61-76, https://doi.org/https://doi.org/10.5194/gmd-11-61-2018.
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    • Tran, Anh Phuong, et al. “Spatial and Temporal Variations of Thaw Layer Thickness and Its Controlling Factors Identified Using Time-Lapse Electrical Resistivity Tomography and Hydro-Thermal Modeling”. Journal of Hydrology, vol. 561, 2018, pp. 751-63, https://doi.org/10.1016/j.jhydrol.2018.04.028.
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    2017

    • Dafflon, Baptiste, et al. “Coincident Aboveground and Belowground Autonomous Monitoring to Quantify Covariability in Permafrost, Soil, and Vegetation Properties in Arctic Tundra”. Journal of Geophysical Research: Biogeosciences, vol. 122, no. 6, 2017, pp. 1321-42, https://doi.org/10.1002/2016JG003724.
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    • Tran, Anh Phuong, et al. “Coupled Land Surface-Subsurface Hydrogeophysical Inverse Modeling to Estimate Soil Organic Content and Explore Associated Hydrological and Thermal Dynamics in an Arctic Tundra”. The Cryosphere, vol. 11, 2017, pp. 2089-0, https://doi.org/10.5194/tc-11-2089-2017.
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    • Wu, Yuxin, et al. “Electrical and Seismic Response of Saline Permafrost Soil During Freeze - Thaw Transition”. Journal of Applied Geophysics, vol. 146, 2017, pp. 16-26, https://doi.org/10.1016/j.jappgeo.2017.08.008.
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    • Wainwright, Haruko M., et al. “Mapping Snow Depth Within a Tundra Ecosystem Using Multiscale Observations and Bayesian Methods”. The Cryosphere, vol. 11, no. 2, 2017, pp. 857-75, https://doi.org/10.5194/tc-11-857-2017.
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    • Léger, Emmanuel, et al. “Quantification of Arctic Soil and Permafrost Properties Using Ground-Penetrating Radar and Electrical Resistivity Tomography Datasets”. IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, vol. 10, no. 10, 2017, pp. 4348-59, https://doi.org/10.1109/JSTARS.2017.2694447.
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    2016

    • Dafflon, Baptiste, et al. “Geophysical Estimation of Shallow Permafrost Distribution and Properties in an Ice-Wedge Polygon-Dominated Arctic Tundra Region”. GEOPHYSICS, vol. 81, no. 1, 2016, pp. WA247 - WA263, https://doi.org/10.1190/geo2015-0175.1.
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    • Dafflon, Baptiste, et al. “Quantification of Arctic Soil and Permafrost Properties Using Ground Penetrating Radar”. 2016 16th International Conference on Ground Penetrating Radar (GPR) , 2016, https://doi.org/10.1109/ICGPR.2016.7572663.
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    2015

    • Wainwright, Haruko M., et al. “Identifying Multiscale Zonation and Assessing the Relative Importance of Polygon Geomorphology on Carbon Fluxes in an Arctic Tundra Ecosystem”. Journal of Geophysical Research: Biogeosciences, vol. 120, no. 4, 2015, pp. 788-0, https://doi.org/10.1002/2014JG002799.
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    2014

    • Gangodagamage, Chandana, et al. “Extrapolating Active Layer Thickness Measurements across Arctic Polygonal Terrain Using LiDAR and NDVI Data Sets”. Water Resources Research, vol. 50, no. 8, 2014, pp. 6339-57, https://doi.org/10.1002/2013WR014283.
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    2013

    • Dafflon, Baptiste, et al. “Electrical Conductivity Imaging of Active Layer and Permafrost in an Arctic Ecosystem, through Advanced Inversion of Electromagnetic Induction Data”. Vadose Zone Journal, vol. 12, no. 4, 2013, https://doi.org/10.2136/vzj2012.0161.
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    • Hubbard, Susan S., et al. “Quantifying and Relating Land-Surface and Subsurface Variability in Permafrost Environments Using LiDAR and Surface Geophysical Datasets”. Hydrogeology Journal, vol. 21, no. 1, 2013, pp. 149-6, https://doi.org/10.1007/s10040-012-0939-y.
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  • David E. Graham

    2022

    • Zheng, Jianqiu, et al. “Quantifying PH Buffering Capacity in Acidic, Organic-Rich Arctic Soils: Measurable Proxies and Implications for Soil Carbon Degradation”. Geoderma, vol. 424, 2022, p. 116003, https://doi.org/10.1016/j.geoderma.2022.116003.
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    • Zhang, Lijie, et al. “Unravelling Biogeochemical Drivers of Methylmercury Production in an Arctic Fen Soil and a Bog Soil”. Environmental Pollution, vol. 299, 2022, p. 118878, https://doi.org/10.1016/j.envpol.2022.118878.
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    2021

    • Roy_Chowdhury, Taniya, et al. “Temporal, Spatial, and Temperature Controls on Organic Carbon Mineralization and Methanogenesis in Arctic High-Centered Polygon SoilsData_Sheet_1.Docx”. Frontiers in Microbiology, vol. 11, 2021, https://doi.org/10.3389/fmicb.2020.61651810.3389/fmicb.2020.616518.s001.
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    2020

    • Philben, Michael J., et al. “Anaerobic Respiration Pathways and Response to Increased Substrate Availability of Arctic Wetland Soils”. Environmental Science: Processes & Impacts, vol. 22, no. 10, 2020, pp. 2070-83, https://doi.org/10.1039/D0EM00124D.
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    • Philben, Michael J., et al. “Influences of Hillslope Biogeochemistry on Anaerobic Soil Organic Matter Decomposition in a Tundra Watershed”. Journal of Geophysical Research: Biogeosciences, vol. 125, no. 7, 2020, https://doi.org/10.1029/2019JG005512.
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    2019

    • Zheng, Jianqiu, et al. “Modeling Anaerobic Soil Organic Carbon Decomposition in Arctic Polygon Tundra: Insights into Soil Geochemical Influences on Carbon Mineralization”. Biogeosciences, vol. 16, no. 3, 2019, pp. 663-80, https://doi.org/10.5194/bg-16-663-2019.
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    • Yang, Ziming, et al. “Temperature Sensitivity of Mineral-Enzyme Interactions on the Hydrolysis of Cellobiose and Indican by Beta-Glucosidase”. Science of The Total Environment, vol. 686, 2019, pp. 1194-01, https://doi.org/10.1016/j.scitotenv.2019.05.479.
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    2018

    • Jubb, Aaron M., et al. “Characterization of Iron Oxide Nanoparticle Films at the air–water Interface in Arctic Tundra Waters”. Science of The Total Environment, vol. 633, 2018, pp. 1460-8, https://doi.org/10.1016/j.scitotenv.2018.03.332.
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    • Zheng, Jianqiu, et al. “Impacts of Temperature and Soil Characteristics on Methane Production and Oxidation in Arctic Polygonal Tundra”. Biogeosciences Discussions, 2018, pp. 1-27, https://doi.org/10.5194/bg-2017-56610.5194/bg-2017-566-supplement10.5194/bg-2017-566-RC110.5194/bg-2017-566-RC210.5194/bg-2017-566-AC110.5194/bg-2017-566-AC2.
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    • Chen, Hongmei, et al. “Molecular Insights into Arctic Soil Organic Matter Degradation under Warming”. Environmental Science & Technology, vol. 52, no. 8, 2018, pp. 4555-64, https://doi.org/10.1021/acs.est.7b05469.
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    2017

    • Herndon, Elizabeth M., et al. “Influence of Iron Redox Cycling on Organo-Mineral Associations in Arctic Tundra Soil”. Geochimica Et Cosmochimica Acta, vol. 207, 2017, pp. 210-31, https://doi.org/10.1016/j.gca.2017.02.034.
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    • Grant, Robert F., et al. “Mathematical Modeling of Arctic Polygonal Tundra With Ecosys: 1. Microtopography Determines How Active Layer Depths Respond to Changes in Temperature and Precipitation”. Journal of Geophysical Research: Biogeosciences, vol. 122, no. 12, 2017, pp. 3161-73, https://doi.org/10.1002/2017JG004035.
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    • Yang, Ziming, et al. “Microbial Community and Functional Gene Changes in Arctic Tundra Soils in a Microcosm Warming Experiment”. Frontiers in Microbiology, vol. 27, no. 3, 2017, https://doi.org/10.3389/fmicb.2017.01741.
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    2016

    • Throckmorton, Heather M., et al. “Active Layer Hydrology in an Arctic Tundra Ecosystem: Quantifying Water Sources and Cycling Using Water Stable Isotopes”. Hydrological Processes, 2016, https://doi.org/10.1002/hyp.10883.
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    • Tang, Guoping, et al. “Biogeochemical Model of Carbon Dioxide and Methane Production in Anoxic Arctic Soil Microcosms”. Biogeosciences Discussions, 2016, pp. 1-31, https://doi.org/10.5194/bg-2016-20710.5194/bg-2016-207-supplement10.5194/bg-2016-207-RC110.5194/bg-2016-207-RC210.5194/bg-2016-207-RC310.5194/bg-2016-207-AC110.5194/bg-2016-207-AC2.
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    • Yang, Ziming, et al. “Effects of Warming on the Degradation and Production of Low-Molecular-Weight Labile Organic Carbon in an Arctic Tundra Soil”. Soil Biology and Biochemistry, vol. 95, 2016, pp. 202-11, https://doi.org/10.1016/j.soilbio.2015.12.022.
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    • Schädel, Christina, et al. “Potential Carbon Emissions Dominated by Carbon Dioxide from Thawed Permafrost Soils”. Nature Climate Change, vol. 6, no. 10, 2016, pp. 950-3, https://doi.org/10.1038/nclimate3054.
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    • Xu, Xiaofeng, et al. “Reviews and Syntheses: Four Decades of Modeling Methane Cycling in Terrestrial Ecosystems”. Biogeosciences, vol. 13, no. 12, 2016, pp. 3735-5, https://doi.org/10.5194/bg-13-3735-2016.
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    • Yang, Ziming, et al. “Warming Increases Methylmercury Production in an Arctic Soil”. Environmental Pollution, vol. 214, 2016, pp. 504-9, https://doi.org/10.1016/j.envpol.2016.04.069.
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    2015

    • Xu, Xiaofeng, et al. “A Microbial Functional Group-Based Module for Simulating Methane Production and Consumption: Application to an Incubated Permafrost Soil”. Journal of Geophysical Research: Biogeosciences, vol. 120, no. 7, 2015, pp. 1315-33, https://doi.org/10.1002/2015JG002935.
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    • Herndon, Elizabeth M., et al. “Geochemical Drivers of Organic Matter Decomposition in Arctic Tundra Soils”. Biogeochemistry, vol. 126, no. 3, 2015, pp. 397-14, https://doi.org/10.1007/s10533-015-0165-5.
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    • Mann, Benjamin F., et al. “Indexing Permafrost Soil Organic Matter Degradation Using High-Resolution Mass Spectrometry”. PLOS ONE, vol. 10, no. 6, 2015, https://doi.org/10.1371/journal.pone.0130557.
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    • Heikoop, Jeffrey Martin, et al. “Isotopic Identification of Soil and Permafrost Nitrate Sources in an Arctic Tundra Ecosystem”. Journal of Geophysical Research: Biogeosciences, vol. 120, no. 6, 2015, pp. 1000-17, https://doi.org/10.1002/2014JG002883.
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    • Newman, Brent D., et al. “Microtopographic and Depth Controls on Active Layer Chemistry in Arctic Polygonal Ground”. Geophysical Research Letters, vol. 42, no. 6, 2015, pp. 1808-17, https://doi.org/10.1002/2014GL062804.
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    • Herndon, Elizabeth M., et al. “Pathways of Anaerobic Organic Matter Decomposition in Tundra Soils from Barrow, Alaska”. Journal of Geophysical Research: Biogeosciences, vol. 120, no. 11, 2015, pp. 2345-59, https://doi.org/10.1002/2015JG003147.
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    • RoyChowdhury, Taniya, et al. “Stoichiometry and Temperature Sensitivity of Methanogenesis and CO<sub>2< Sub> Production from Saturated Polygonal Tundra in Barrow, Alaska”. Global Change Biology, vol. 21, no. 2, 2015, pp. 722-37, https://doi.org/10.1111/gcb.12762.
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    2012

    • Graham, David E., et al. “Microbes in Thawing Permafrost: The Unknown Variable in the Climate Change Equation”. The ISME Journal, vol. 6, no. 4, 2012, pp. 709-12, https://doi.org/10.1038/ismej.2011.163.
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  • Colleen M. Iversen

    2022

    • Bennett, Katrina E., et al. “Spatial Patterns of Snow Distribution for Improved Earth System Modelling in the Arctic”. The Cryosphere, 2022, https://doi.org/https://doi.org/10.5194/tc-2021-341.
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    2021

    • Euskirchen, Eugénie S., et al. “Assessing Dynamic Vegetation Model Parameter Uncertainty across Alaskan Arctic Tundra Plant Communities”. Ecological Applications, 2021, https://doi.org/10.1002/eap.2499.
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    • Sulman, Benjamin N., et al. “Integrating Arctic Plant Functional Types in a Land Surface Model Using Above‐ and Belowground Field Observations”. Journal of Advances in Modeling Earth Systems, vol. 13, no. 4, 2021, https://doi.org/10.1029/2020MS002396.
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    • Mekonnen, Zelalem A., et al. “Topographical Controls on Hillslope‐Scale Hydrology Drive Shrub Distributions on the Seward Peninsula, Alaska”. Journal of Geophysical Research: Biogeosciences, vol. 126, no. 2, 2021, https://doi.org/10.1029/2020JG005823.
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    • Ladd, Mallory P., et al. “Untargeted Exometabolomics Provides a Powerful Approach to Investigate Biogeochemical Hotspots With Vegetation and Polygon Type in Arctic Tundra Soils”. Soil Systems, vol. 5, no. 1, 2021, p. 10, https://doi.org/10.3390/soilsystems5010010.
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    2020

    • Zhu, Qing, et al. “Assessing Impacts of Plant Stoichiometric Traits on Terrestrial Ecosystem Carbon Accumulation Using the E3SM Land Model”. Journal of Advances in Modeling Earth Systems, 2020, https://doi.org/10.1029/2019MS001841.
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    • Iversen, Colleen M., et al. “Building a Culture of Safety and Trust in Team Science”. Eos, vol. 101, 2020, https://doi.org/10.1029/2020EO143064.
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    • Lara, Mark J., et al. “Local-Scale Arctic Tundra Heterogeneity Affects Regional-Scale Carbon Dynamics”. Nature Communications, vol. 11, no. 1, 2020, https://doi.org/10.1038/s41467-020-18768-z.
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    • Gallagher, Rachael V., et al. “Open Science Principles for Accelerating Trait-Based Science across the Tree of Life”. Nature Ecology & Evolution, vol. 4, no. 3, 2020, pp. 294-03, https://doi.org/10.1038/s41559-020-1109-6.
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    • Bergmann, Joana, et al. “The Fungal Collaboration Gradient Dominates the Root Economics Space in Plants”. Science Advances, vol. 6, no. 27, 2020, https://doi.org/10.1126/sciadv.aba3756.
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    2019

    • Salmon, Verity G., et al. “Alder Distribution and Expansion across a Tundra Hillslope: Implications for Local N Cycling”. Frontiers in Plant Science, vol. 10, 2019, https://doi.org/10.3389/fpls.2019.01099.
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    • Langford, Zachary L., et al. “Arctic Vegetation Mapping Using Unsupervised Training Datasets and Convolutional Neural Networks”. Remote Sensing, vol. 11, no. 1, 2019, p. 69, https://doi.org/10.3390/rs11010069.
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    • Norby, Richard J., et al. “Controls on Fine-Scale Spatial and Temporal Variability of Plant-Available Inorganic Nitrogen in a Polygonal Tundra Landscape”. Ecosystems, vol. 22, 2019, pp. 528–543, https://doi.org/10.1007/s10021-018-0285-6.
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    2016

    • Langford, Zachary L., et al. “Mapping Arctic Plant Functional Type Distributions in the Barrow Environmental Observatory Using WorldView-2 and LiDAR Datasets”. Remote Sensing, vol. 8, no. 9, 2016, p. 733, https://doi.org/10.3390/rs8090733.
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    • Kumar, Jitendra, et al. “Modeling the Spatiotemporal Variability in Subsurface Thermal Regimes across a Low-Relief Polygonal Tundra Landscape”. The Cryosphere, vol. 10, no. 5, 2016, pp. 2241-74, https://doi.org/10.5194/tc-10-2241-2016.
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    • Schädel, Christina, et al. “Potential Carbon Emissions Dominated by Carbon Dioxide from Thawed Permafrost Soils”. Nature Climate Change, vol. 6, no. 10, 2016, pp. 950-3, https://doi.org/10.1038/nclimate3054.
      Details
    • Zhu, Qing, et al. “Root Traits Explain Observed Tundra Vegetation Nitrogen Uptake Patterns: Implications for Trait-Based Land Models”. Journal of Geophysical Research: Biogeosciences, vol. 121, no. 12, 2016, pp. 3101-12, https://doi.org/10.1002/2016JG003554.
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    • Zhu, Qing, et al. “Root Traits Explain Observed Tundra Vegetation Nitrogen Uptake Patterns: Implications for trait‐based Land Models”. Journal of Geophysical Research: Biogeosciences, vol. 121, no. 12, 2016, pp. 3101-12, https://doi.org/10.1002/2016JG003554.
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    • Walker, Donald A., et al. “The Alaska Arctic Vegetation Archive (AVA-AK)”. Phytocoenologia, vol. 46, no. 2, 2016, pp. 221-9, https://doi.org/10.1127/phyto/2016/0128.
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    2015

    • Treat, Claire C., et al. “A Pan-Arctic Synthesis of Methane and Carbon Dioxide Production from Anoxic Soil Incubations”. Global Change Biology, vol. 21, no. 7, 2015, pp. 2787-03, https://doi.org/10.1111/gcb.12875.
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    • Wullschleger, Stan D., et al. “Genomics in a Changing Arctic: Critical Questions Await the Molecular Ecologist”. Molecular Ecology, vol. 24, no. 10, 2015, pp. 2301-9, https://doi.org/10.1111/mec.13166.
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    • Heikoop, Jeffrey Martin, et al. “Isotopic Identification of Soil and Permafrost Nitrate Sources in an Arctic Tundra Ecosystem”. Journal of Geophysical Research: Biogeosciences, vol. 120, no. 6, 2015, pp. 1000-17, https://doi.org/10.1002/2014JG002883.
      Details
    • Warren, Jeffery M., et al. “Root Structural and Functional Dynamics in Terrestrial Biosphere Models - Evaluation and Recommendations”. New Phytologist, vol. 205, no. 1, 2015, pp. 59-78, https://doi.org/10.1111/nph.13034.
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    • Iversen, Colleen M., et al. “The Unseen Iceberg: Plant Roots in Arctic Tundra”. New Phytologist, vol. 205, no. 1, 2015, pp. 34-58, https://doi.org/10.1111/nph.13003.
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    2014

    • Wullschleger, Stan D., et al. “Plant Functional Types in Earth System Models: Past Experiences and Future Directions for Application of Dynamic Vegetation Models in High-Latitude Ecosystems”. Annals of Botany, vol. 114, no. 1, 2014, pp. 1-16, https://doi.org/10.1093/aob/mcu077.
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