A US scientific community review of carbon cycle science gaps and
2026
Parazoo, N.C., Carroll, D., Abshire, J.B., Bar-On, Y.M., Birdsey, R.A., Bloom, A.A., Bowman, K.W., Braghiere, R.K., Bruhwiler, L.M., Byrne, B., Chatterjee, A., Crisp, D., Duncanson, L., Feldman, A.F., Fox, A.M., Frankenberg, C., Gay, B.A., Hopkins, F., Hoffman, F.M., Holmquist, J.R., Hutyra, L.R., Keller, M., Koven, C.D., Laughner, J.L., Liu, J., Lovenduski, N.S., MacBean, N., McKinley, G.A., McNicol, G., Menemenlis, D., Michalak, A.M., Miller, C.E., Nesser, H., Oda, T., Ordway, E.M., Ott, L.E., Paustian, K., Pierrat, Z.A., Poulter, B., Reed, S.C., Schimel, D.S., Serbin, S.P., Saatchi, S.S., Suto, H., Windham-Myers, L., Wunch, D.
Biomass, Forests, Vegetation Height, DISTURBANCE, Terrestrial Ecosystems
Delta-X: An airborne remote sensing framework to calibrate hydrodynamic
2026
Simard, Marc, Jones, Cathleen E., Twilley, Robert R., Castaneda-Moya, Edward, Fagherazzi, Sergio, Fichot, Cedric G., Lamb, Michael P., Passalacqua, Paola, Pavelsky, Tamlin M., Thompson, David R., Belhadj-aissa, Saoussen, Biswas, Pradipta, Christensen, Alexandra, Cortese, Luca, Denbina, Michael, Donatelli, Carmine, Flores, Sarah, Fontenot, Andy, Harringmeyer, Joshua P., Jensen, Daniel, Mallard, John, Nghiem, Justin, Oliver-Cabrera, Talib, Payandeh, Ali Reza, Rovai, Andre S., Solohin, Elena, Soloy, Antoine, Varugu, Bhuvan, Wang, Dongchen, Wright, Kyle, Zhang, Xiaohe, Zheng, Yang
Hydroperiod, Inundation, Water Channels, Surface Water Processes/Measurements, Estuary, Water Depth, Coastal Bathymetry, Wetlands , Deltas, RIVERS/STREAMS, Digital Elevation/Terrain Model (DEM) , Coastal Elevation, Wetlands , Stage Height, Salt Marsh, Coastal, Biomass, Wetlands , Sediments, Water Temperature , Sediment Transport, Discharge/Flow , Forests, Suspended Solids, Terrain Elevation , Primary Production, Drainage, Vegetation Species, Plant Characteristics, Sedimentation , Accretion, Isotopic Age, Soil Horizons/Profile, Infrared Radiance, Sedimentation , VIEWING GEOMETRY, Vegetation Cover, Geolocation, Visible Radiance, Sediment Transport, Sediment Transport, Attenuation/Transmission, Vegetation Fraction, Sea Level Changes , Reflected Infrared, VISIBLE IMAGERY, Reflectance , Isotopes, Nutrients , Nutrient Cycling, Isotope Ratios, Sediment Transport, Sediment Transport, Nitrogen, Organic Matter, Soil Bulk Density, Carbon , Potassium, Nitrogen, Dominant Species, Soil Rooting Depth, Salinity , Sediment Composition, Organic Matter, Solids, Surface Water Chemistry, Soil Organic Carbon (SOC), Sedimentation , Water Depth, Water Characteristics, Turbidity, Chlorophyll Concentrations, Sedimentation
Delta-X: Delft3D FM, Weighted Mean Hydroperiod, MRD, Louisiana, USA Delta-X: Sonar Bathymetry Survey of Channels, MRD, Louisiana, 2021 Pre-Delta-X: Channel Bathymetry of the Atchafalaya Basin, LA, USA, 2016 Delta-X: Digital Elevation Model, MRD, LA, USA, 2021 Delta-X: UAVSAR L3 Water Level Changes, MRD, Louisiana, 2021 Delta-X: Aboveground Biomass and Necromass across Wetlands, MRD, Louisiana, 2021, V2 Delta-X: Bed and Suspended Sediment Grain Size, MRD, LA, USA, 2021, Version 2 Delta-X AVIRIS-NG and UAVSAR L3 Derived Forest Aboveground Biomass, MRD, LA Delta-X: Total Suspended Solids Concentration across MRD, LA, USA, 2021, Version 2 Delta-X: UAVSAR L1 Single Look Complex (SLC) Stack Products, MRD, Louisiana, 2021 Delta-X: AirSWOT Level 1B Interferogram Products in Radar Coordinates, 2021 Delta-X: AVIRIS-NG L3 Derived Herbaceous Aboveground Biomass, MRD, Louisiana, USA, V3 Delta-X: AirSWOT L2 Geocoded Water Surface Elevation, MRD, Louisiana, 2021, Version 2 Delta-X: UAVSAR L3 Gridded Open Water Channels, MRD, LA, USA, 2021, V2 Delta-X: Aboveground Vegetation Structure, Herbaceous Wetlands, MRD, LA, USA, V2 Delta-X: Soil Accretion Rates from Cs-137 Activity and NUMAR Validation, MRD, LA Delta-X: AVIRIS-NG L1B Spectral Radiance Products, MRD, Louisiana, 2021 Delta-X: Delft3D Broad-Scale Sediment Model, Terrebonne Basin, MRD, Louisiana, USA Pre-Delta-X: UAVSAR-derived Water Level Change Maps, Atchafalaya Basin, LA, USA, 2016 Delta-X: In situ Beam Attenuation and Particle Size from LISST-200X, 2021 Delta-X: AVIRIS-NG L2B Derived Fractional Cover, MRD, LA, USA, 2021 Delta-X: UAVSAR L2 Interferometric Products, MRD, Louisiana, 2021 Delta-X: AVIRIS-NG L2 Surface Reflectance, MRD Louisiana, 2021 Delta-X: Root Stable Isotopes from Herbaceous Wetlands, MRD, LA, USA, August 2021 Delta-X: AirSWOT L3 Water Surface Elevations, MRD, Louisiana, 2021 Delta-X: NUMAR Predictive Model for Marsh Accretion Rates and Chemical Properties Delta-X: Matlab Model for Wax Lake Delta Land Accretion Delta-X: Delft3D Sediment Model, Site 421, Terrebonne Basin, MRD, Louisiana, USA Delta-X: Soil Properties for Herbaceous Wetlands, MRD, Louisiana, 2021, V3 Delta-X: Foliar Stable Isotopes, MRD, LA, USA, 2021 Delta-X: Acoustic Doppler Current Profiler Channel Surveys, MRD, Louisiana, 2021, V2 Delta-X: Ecogeomorphic Cell Products across the MRD, LA, USA, 2021 Delta-X: UAVSAR L1B Interferometric Products, MRD, Louisiana, 2021 Delta-X: Belowground Biomass and Necromass across Wetlands, MRD, LA, USA, 2021, V2 Delta-X: Delft3D FM, Weighted Mean Salinity, MRD, Louisiana, USA Delta-X: Delft3D Broad-Scale Sediment Model, Atchafalaya Basin, MRD, Louisiana, USA Delta-X: Particulate Organic Carbon Concentration from Water Samples, MRD, LA, 2021 Delta-X: Feldspar Sediment Accretion Measurements, MRD, LA, USA, 2019-2023, Version 4 Delta-X: Delft3D FM, Extended Domain Hydrodynamic Model Delta-X: In-situ Water Surface Elevation, MRD, Louisiana, USA, 2021 Delta-X: In Situ Water Quality Indicators across MRD, LA, USA, 2021, Version 2 Delta-X: In Situ Water Surface Reflectance across MRD, LA, USA, 2021, Version 2 Delta-X: NUMAR Soil Accretion Modeled to 2100, MRD, Louisiana, USA
Multi-Sensor Airborne Remote Sensing for Calibrating Hydrodynamic and
2026
Payandeh, Ali Reza, Simard, Marc, Jones, Cathleen E., Christensen, Alexandra, Jensen, Daniel, Denbina, Michael, OliverCabrera, Talib
Surface Water Processes/Measurements, Land Use/Land Cover Classification , Vegetation Cover, Salinity , Water Depth, Water Depth, Inundation, Hydroperiod, Deltas, Digital Elevation/Terrain Model (DEM) , Coastal Elevation, Wetlands , Stage Height, Estuary, Salt Marsh, Coastal, RIVERS/STREAMS, Turbidity, Suspended Solids, Sediments, Water Channels, Drainage
Delta-X: In-situ Water Surface Elevation, MRD, Louisiana, USA, 2021 Delta-X AVIRIS-NG L3 Derived Vegetation Types, MRD, Louisiana, USA Delta-X: Delft3D FM, Extended Domain Hydrodynamic Model Delta-X: Delft3D FM, Weighted Mean Hydroperiod, MRD, Louisiana, USA Delta-X: Digital Elevation Model, MRD, LA, USA, 2021 Delta-X: UAVSAR L3 Water Level Changes, MRD, Louisiana, 2021 Delta-X: Delft3D FM, Weighted Mean Salinity, MRD, Louisiana, USA Delta-X: AVIRIS-NG L3-derived Water Quality, TSS, and Turbidity, MRD, V3 Delta-X: AirSWOT L3 Water Surface Elevations, MRD, Louisiana, 2021
Global Warming Amplifies the Risk of Uncertainties in Projections of Deepened Summer Thaw Depth Across Northern Hemisphere Zone
2026
Sun, Guodong, Zhang, Qiyu, Liu, Hui, Song, Xiang, Zeng, Xiaodong, You, Qinglong
PERMAFROST MELT, Soil Moisture/Water Content , Permafrost , Permafrost , Active Layer
Heterogeneous climatic controls on tropical-forest biomass
2026
Nunes, Matheus Henrique, Muller-Landau, Helene C., Gorgens, Eric Bastos, Pascual, Adrian, Dubayah, Ralph
Forests, Evergreen Vegetation, Deciduous Vegetation, Shrubland/Scrub, Biomass, Grasslands, LIDAR WAVEFORM, Canopy Characteristics, Terrestrial Ecosystems , Terrain Elevation
Congo Basin Carbon Cycle Responses to Global Change
2026
Worden, Sarah, Fu, Rong, Bloom, A. Anthony, Bauters, Marijn, Verbeeck, Hans, Fatoyinbo, Temilola, Hubau, Wannes, Koutika, LydieStella, Kengdo, Steve Kwatcho, Maes, Sybryn L., Medjibe, Vincent, Russo, Nicholas J., Saatchi, Sassan, Sagang, Le Bienfaiteur, Smith, Thomas B., Sonwa, Denis J., Boeckx, Pascal, Ordway, Elsa M.
Terrestrial Ecosystems
Investigating the contributions of herbaceous vegetation biomass to soil
2026
Jensen, Daniel, Solohin, Elena, Castaneda-Moya, Edward, Simard, Marc, Thompson, David R., Jones, Cathleen E., Christensen, Alexandra, Rovai, Andre, Fontenot, Andy, Twilley, Robert
Reflected Infrared, Deltas, VISIBLE IMAGERY, Wetlands , Reflectance , Salinity , Water Depth, Water Depth, Inundation, Surface Water Processes/Measurements, Sedimentation , Erosion/Sedimentation , Accretion, Soil Bulk Density, Organic Matter, Soil Organic Carbon (SOC), Sedimentation , Infrared Radiance, Estuary, Sediments, VIEWING GEOMETRY, Vegetation Cover, Geolocation, Visible Radiance, Biomass, Forests, Wetlands , Soil Rooting Depth, Vegetation Fraction, Primary Production
Delta-X: AVIRIS-NG L2 Surface Reflectance, MRD Louisiana, 2021 Delta-X: Delft3D FM, Extended Domain Hydrodynamic Model Delta-X: AVIRIS-NG BRDF-Adjusted Surface Reflectance and Mosaics, MRD, LA, 2021, V3 Delta-X: Feldspar Sediment Accretion Measurements, MRD, LA, USA, 2019-2023, Version 4 Delta-X: AVIRIS-NG L1B Spectral Radiance Products, MRD, Louisiana, 2021 Delta-X AVIRIS-NG and UAVSAR L3 Derived Forest Aboveground Biomass, MRD, LA Delta-X: Belowground Biomass and Necromass across Wetlands, MRD, LA, USA, 2021, V2 Delta-X: Aboveground Biomass and Necromass across Wetlands, MRD, Louisiana, 2021, V2 Delta-X: AVIRIS-NG L2B Derived Fractional Cover, MRD, LA, USA, 2021 Delta-X: AVIRIS-NG L3 Derived Herbaceous Aboveground Biomass, MRD, Louisiana, USA, V3
Study of Hydrologic Connectivity and Tidal Influence on Water Flow
2025
Varugu, Bhuvan K., Jones, Cathleen E., Oliver-Cabrera, Talib, Simard, Marc, Jensen, Daniel J.
Estuary, Water Channels, Wetlands
Soil moisture estimates using L-band airborne SAR over forests replicating NISAR observations
2025
Kim, Seung-Bum, Xu, Xiao-Lan, Kraatz, Simon, Colliander, Andreas, Cosh, Michael H., Kelly, Vicky, Siqueira, Paul
Radar Cross-Section
Tundra recovery post-fire in the YukonKuskokwim Delta, Alaska
2025
Clayton, Leah K, Schaefer, Kevin, Hoy, Elizabeth E, Elder, Clayton D, French, Nancy H F, Frost, Gerald V, Wig, Elizabeth, Lee, Xuhui
Soil Depth, Active Layer, Soil Moisture/Water Content , RIVER/LAKE ICE BREAKUP, River Ice Depth/Extent, Plant Phenological Changes, Snow Depth , Range Changes, Vegetation Species, Rural Areas, Conservation , Vulnerable Populations, Use/Feeding Habitats, Active Layer, Permafrost , Permafrost , PERMAFROST MELT
Advancing wetland aboveground biomass mapping: Insights from high-resolution PlanetScope data in the Mississippi River Delta
2025
Hemati, Mohammadali, Mahdianpari, Masoud, Shiri, Hodjat, Mohammadimanesh, Fariba, Salehi, Bahram, Wu, Jianghua
Biomass, Forest Composition/Vegetation Structure, Wetlands
Decoding the spatiotemporal complexities of the permafrost carbon feedback with multimodal ensemble learning
2025
Gay, B. A., Pastick, N. J., Watts, J. D., Armstrong, A. H., Miner, K. R., Miller, C. E.
Respiration Rate, Biogeochemical Cycles , Primary Production, Gross Primary Production (gpp), Heterotrophic Respiration (rh), NET ECOSYSTEM CO2 EXCHANGE (NEE), Soil Organic Carbon (SOC), Earthquakes , Plate Tectonics, Volcanic Activity, Glaciers/Ice Sheets , Vegetation
Deep learning and machine learning enable broad-scale woodland height
2025
Campbell, Michael J., Eastburn, Jessie F., Brewer, Simon C., Dennison, Philip E.
Terrestrial Ecosystems
Comparative Analysis of UAVSAR Polarimetric Decompositions for Wetland Aboveground Biomass Mapping Using Machine Learning Models
2025
Hemati, Mohammadali, Mahdianpari, Masoud, Shiri, Hodjat, Mohammadimanesh, Fariba
Forests, Wetlands , Plant Characteristics, Biomass, Vegetation Species, Deltas, RIVERS/STREAMS, Salt Marsh, Terrain Elevation , Estuary, Inundation, Wetlands , Reflectance
Pre-Delta-X: Vegetation Species, Structure, Aboveground Biomass, MRD, LA, USA, 2015 Delta-X: UAVSAR L1 Single Look Complex (SLC) Stack Products, MRD, Louisiana, 2021 Delta-X: Aboveground Biomass and Necromass across Wetlands, MRD, Louisiana, 2021 Delta-X: Herbaceous Aboveground Biomass from AVIRIS-NG, MRD, Louisiana, USA, 2021
Identifying wet troposphere delay in Lband InSAR using weather radar reflectivity
2025
OliverCabrera, Talib, Jones, Cathleen E., Simard, Marc, Varugu, Bhuvan, BelhadjAissa, Saoussen
Salt Marsh, Terrain Elevation , Estuary, Inundation, Wetlands , Coastal Elevation, Sea Level Changes
Facilitating macrosystem biology with organismal-scale airborne remote
2025
Graves, Sarah J., Chowdhry, Ritesh, Zhou, Meilun, Harmon, Ira, Weinstein, Ben, Ernest, S. K. Morgan, Zare, Alina, White, Ethan P., Bohlman, Stephanie A.
Terrestrial Ecosystems
Multi-Source Data Fusion and Ensemble Learning for Canopy Height
2025
Li, Yinhang, Zhou, Xiang, Lv, Tingting, Tao, Zui, Zhang, Hongming, Cao, Weijia
Forests, Canopy Characteristics, Terrain Elevation , Forest Composition/Vegetation Structure
Permafrost Dynamics Observatory: 3. Remote Sensing Big Data for the
2025
Wig, Elizabeth, Schaefer, Kevin, Michaelides, Roger, Chen, Richard, Clayton, Leah K., Fager, Brittany, Huang, Lingcao, Parsekian, Andrew D., Zebker, Howard, Zhang, Yingtong, Zhao, Yuhuan
Active Layer, Permafrost , Soil Moisture/Water Content , Permafrost , PERMAFROST MELT
The ABoVE L-band and P-band airborne synthetic aperture radar surveys
2024
Miller, Charles E., Griffith, Peter C., Hoy, Elizabeth, Pinto, Naiara S., Lou, Yunling, Hensley, Scott, Chapman, Bruce D., Baltzer, Jennifer, Bakian-Dogaheh, Kazem, Bolton, W. Robert, Bourgeau-Chavez, Laura, Chen, Richard H., Choe, Byung-Hun, Clayton, Leah K., Douglas, Thomas A., French, Nancy, Holloway, Jean E., Hong, Gang, Huang, Lingcao, Iwahana, Go, Jenkins, Liza, Kimball, John S., Loboda, Tatiana, Mack, Michelle, Marsh, Philip, Michaelides, Roger J., Moghaddam, Mahta, Parsekian, Andrew, Schaefer, Kevin, Siqueira, Paul R., Singh, Debjani, Tabatabaeenejad, Alireza, Turetsky, Merritt, Touzi, Ridha, Wig, Elizabeth, Wilson, Cathy J., Wilson, Paul, Wullschleger, Stan D., Yi, Yonghong, Zebker, Howard A., Zhang, Yu, Zhao, Yuhuan, Goetz, Scott J.
Burned Area, Vegetation Species, Forests, Fire Occurrence, Soil Classification, Tree Rings, Soil Depth, Carbon , Topographic Effects, Terrain Elevation , Dew Point Temperature, Alpine/Tundra, Humidity , Active Layer, Soil Moisture/Water Content , Wind Speed , Wildfires , Vegetation Cover, Soil Temperature, Wind Direction, Land Use/Land Cover Classification , Dominant Species, Sensor Counts, Litter Characteristics, Organic Matter, Surface Roughness, Forest Fire Science, Biomass, Emissions, Lakes/Reservoirs , Rivers/Streams , Radar Backscatter, RADAR IMAGERY, Soil Texture, Cation Exchange Capacity, Soil Bulk Density, Soil Porosity, Permafrost , Aerosol Particle Properties, Atmospheric Carbon Dioxide, Trace Gases/Trace Species , Flight Data Logs, SIGMA NAUGHT, VISIBLE IMAGERY, Rivers/Stream, Infrared Imagery, Lake/Pond , Surface Water Features
ABoVE: Characterization of Carbon Dynamics in Burned Forest Plots, NWT, Canada, 2014 Burned and Unburned Field Site Data, Noatak, Seward, and North Slope, AK, 2016-2018 ABoVE: Ecosystem Map, Great Slave Lake Area, Northwest Territories, Canada, 1997-2011 ABoVE LVIS L1B Geolocated Return Energy Waveforms V001 ABoVE: Burn Severity of Soil Organic Matter, Northwest Territories, Canada, 2014-2015 ABoVE: Active Layer and Soil Moisture Properties from AirMOSS P-band SAR in Alaska ABoVE: Wildfire Carbon Emissions and Burned Plot Characteristics, NWT, CA, 2014-2016 ABoVE: AirSWOT Radar, Orthomosaic, and Water Masks, Yukon Flats Basin, Alaska, 2015 ABoVE: Soil Moisture and Active Layer Thickness in Alaska and NWT, Canada, 2008-2020 ABoVE: Active Layer Soil Characterization of Permafrost Sites, Northern Alaska, 2018 AirMOSS: L2/3 Volumetric Soil Moisture Profiles Derived From Radar, 2012-2015 ABoVE: Post-Fire and Unburned Vegetation Community and Field Data, NWT, Canada, 2018 ABoVE: Directory of Field Sites Associated with 2017 ABoVE Airborne Campaign Summary of the ABoVE L-band and P-band Airborne SAR Surveys, 2012-2022 ABoVE LVIS L2 Geolocated Surface Elevation Product V001 AirMOSS: L1 S-0 Polarimetric Data from AirMOSS P-band SAR, BERMS, Canada, 2012-2015 ABoVE: AirSWOT Water Masks from Color-Infrared Imagery over Alaska and Canada, 2017
Separation of water level change from atmospheric artifacts through application of independent component analysis to InSAR time series
2024
Belhadjaissa, Saoussen, Simard, Marc, Jones, Cathleen E., OliverCabrera, Talib, Christensen, Alexandra
Wetlands , Stage Height, Inundation, Estuary, Salt Marsh, Coastal, RIVERS/STREAMS
Shapley Explainable AI (XAI) to Assess the Potential of Satellite Remote Sensing Data for Estimating Active Layer Thickness (ALT)
2024
Merchant, Michael, McBlane, Lindsay, Edwards, Rebecca
Active Layer, Permafrost , Soil Moisture/Water Content , Permafrost , PERMAFROST MELT
Tundra fires and surface subsidence increase spectral diversity on the YukonKuskokwim Delta, Alaska
2024
Anderson, D P, Michaelides, R J, Chen, W, Frost, G V, Macander, M J, Lara, M J
Vegetation Cover, Forests, Alpine/Tundra, Active Layer, Permafrost , Soil Moisture/Water Content , Permafrost , PERMAFROST MELT, Albedo, Snow Cover
Toward long-term monitoring of regional permafrost thaw with satellite interferometric synthetic aperture radar
2024
Sadeghi Chorsi, Taha, Meyer, Franz J., Dixon, Timothy H.
Biomass, Nutrients , Plant Characteristics, Soil Texture, Active Layer, Cation Exchange Capacity, Soil Moisture/Water Content , Soil Bulk Density, Soil Porosity, Organic Matter, Active Layer, Permafrost , Permafrost , PERMAFROST MELT, Terrain Elevation , Vegetation Height, Electrical Conductivity
Tracking Centimeter-Scale Water Level Changes in Swedish Lakes Using
2024
Aminjafari, S., Brown, I., Mayamey, F. V., Jaramillo, F.
Wetlands , Stage Height, Inundation, Estuary, Salt Marsh, Coastal, RIVERS/STREAMS
Evaluating L-band InSAR snow water equivalent retrievals with repeat
2024
Bonnell, Randall, McGrath, Daniel, Tarricone, Jack, Marshall, Hans-Peter, Bump, Ella, Duncan, Caroline, Kampf, Stephanie, Lou, Yunling, Olsen-Mikitowicz, Alex, Sears, Megan, Williams, Keith, Zeller, Lucas, Zheng, Yang
Digital Elevation/Terrain Model (DEM) , Snow Density, Snow Depth , Snow Water Equivalent , Two-Way Travel Time, Liquid Water Content, Snow Density, Snow Depth , Snow Grain Size, Snow/Ice Temperature, Snow Stratigraphy, Snow Water Equivalent , Earthquakes , Plate Tectonics, Volcanic Activity, Glaciers/Ice Sheets , Vegetation