Post-disturbance ice-wedge degradation in Alaskan tundra fire scars using space-for-time substitution remote sensing
2026
Rettelbach, T, Bader, J, Groenke, B, Helm, V, Langer, M, Freytag, J-C, Grosse, G
Active Layer, Freeze/Thaw , Permafrost , Soil Depth
Advantage of Diurnal Amplitude Variation (DAV) of Brightness Temperature
2025
Hu, Yin, Lv, Shaoning, Guo, Yuanyuan, Bai, Haihua, Dorjsuren, Altanchimeg, Zhang, Yijun, Wen, Jun
Brightness Temperature, Freeze/Thaw , Transition Direction
An Autoencoder Architecture for L-Band Passive Microwave Retrieval of
2025
Kumawat, Divya, Ebtehaj, Ardeshir, Xu, Xiaolan, Colliander, Andreas, Kumar, Vipin
Reflectance , Total Surface Water , Transition Direction, Brightness Temperature, Freeze/Thaw
Assessing the Freeze-Thaw Dynamics with the Diurnal Amplitude Variations Algorithm Utilizing NEON Soil Temperature Profiles
2025
Lv, Shaoning, Zhao, Tianjie, Hu, Yin, Wen, Jun
Transition Direction
Capturing constraints on boreal gross primary productivity using the
2025
Melser, Ramon, Coops, Nicholas C., Wulder, Michael A., Derksen, Chris, Knox, Sara H., Wang, Tongli
Reflectance , Primary Production, Fraction Of Absorbed Photosynthetically Active Radiation (fapar), Gross Primary Production (gpp), Brightness Temperature, Freeze/Thaw , Transition Direction, Soil Organic Carbon (SOC), Root Zone Soil Moisture, Surface Soil Moisture
Declining number of northern hemisphere land-surface frozen days under global warming and thinner snowpacks
2025
Hatami, Shadi, Zaerpour, Masoud, Ballarin, Andre S., Adamowski, Jan Franklin, Papalexiou, Simon Michael, Pietroniro, Alain, Kimball, John S.
Freeze/Thaw
FreezeThaw Dynamics Reshape Climatic Control of Spring Phenology Across Northern Ecosystems
2025
Wu, Shuai, Zhang, Yu, Guo, Kang, Luo, Geping, Han, Yonglong, Yan, Wei, Ma, Xiaofei
Land Use/Land Cover Classification , Emissivity, Land Surface Temperature , Freeze/Thaw
Global Methane Budget 20002020
2025
Saunois, Marielle, Martinez, Adrien, Poulter, Benjamin, Zhang, Zhen, Raymond, Peter A., Regnier, Pierre, Canadell, Josep G., Jackson, Robert B., Patra, Prabir K., Bousquet, Philippe, Ciais, Philippe, Dlugokencky, Edward J., Lan, Xin, Allen, George H., Bastviken, David, Beerling, David J., Belikov, Dmitry A., Blake, Donald R., Castaldi, Simona, Crippa, Monica, Deemer, Bridget R., Dennison, Fraser, Etiope, Giuseppe, Gedney, Nicola, Hoglund-Isaksson, Lena, Holgerson, Meredith A., Hopcroft, Peter O., Hugelius, Gustaf, Ito, Akihiko, Jain, Atul K., Janardanan, Rajesh, Johnson, Matthew S., Kleinen, Thomas, Krummel, Paul B., Lauerwald, Ronny, Li, Tingting, Liu, Xiangyu, McDonald, Kyle C., Melton, Joe R., Muhle, Jens, Muller, Jurek, Murguia-Flores, Fabiola, Niwa, Yosuke, Noce, Sergio, Pan, Shufen, Parker, Robert J., Peng, Changhui, Ramonet, Michel, Riley, William J., Rocher-Ros, Gerard, Rosentreter, Judith A., Sasakawa, Motoki, Segers, Arjo, Smith, Steven J., Stanley, Emily H., Thanwerdas, Joel, Tian, Hanqin, Tsuruta, Aki, Tubiello, Francesco N., Weber, Thomas S., van der Werf, Guido R., Worthy, Douglas E. J., Xi, Yi, Yoshida, Yukio, Zhang, Wenxin, Zheng, Bo, Zhu, Qing, Zhu, Qiuan, Zhuang, Qianlai
Freshwater Ecosystems, Emissions, Methane, Lakes/Reservoirs , Ice Extent , Phenological Changes, Freeze/Frost Date, Permafrost/Methane Release, Freeze/Thaw , Carbon Flux , Lake/Pond
Predicting Freeze-Thaw States in Alaska Permafrost Landscapes using
2025
Ahajjam, A., Soaper, M., Chance, R., Chandler, J., Pasch, T.
Heat Flux, Air Temperature, Skin Temperature, Specific Humidity, Water Vapor, Precipitation Rate , Snow/Ice , Evaporation, Latent Heat Flux, Latent Heat Flux, Sensible Heat Flux, Diffusion, Surface Winds , Wind Speed , U/V Wind Components, Wind Stress, Wind Stress, Surface Roughness, Planetary Boundary Layer Height, Ice Fraction, Atmospheric Radiation, Longwave Radiation, Shortwave Radiation, Radiative Flux, Radiative Forcing, Surface Radiative Properties , Albedo , Emissivity, Cloud Properties, Cloud Fraction, Cloud Optical Depth/Thickness, Skin Temperature, Sea Surface Skin Temperature, Geopotential Height, Altitude, Surface Temperature , Upper Air Temperature, Dew Point Temperature, Cloud Top Temperature, Atmospheric Winds , Surface Winds , Upper Level Winds, U/V Wind Components, Vertical Wind Velocity/Speed, Atmospheric Pressure, Sea Level Pressure, Cloud Top Pressure, Sea Level Pressure, Surface Pressure, Total Precipitable Water, Cloud Liquid Water/Ice, Atmospheric Water Vapor, Atmospheric Ozone, Oxygen Compounds, Boundary Layer Winds, Total Ozone, Soil Heat Budget, Soil Heat Budget, Soil Temperature, Soil Temperature, Soil Infiltration, Soil Infiltration, Soil Moisture/Water Content , Surface Soil Moisture, Root Zone Soil Moisture, Soil Moisture/Water Content , Surface Water, Runoff Rate, Average Flow, Average Flow, Precipitation , Snow Depth , Snow Melt , Snow/Ice Temperature, Leaf Area Index (LAI), Leaf Area Index (LAI) , Brightness Temperature, Transition Direction
MERRA-2 tavg1_2d_flx_Nx: 2d,1-Hourly,Time-Averaged,Single-Level,Assimilation,Surface Flux Diagnostics 0.625 x 0.5 degree V5.12.4 (M2T1NXFLX) at GES DISC MERRA-2 tavg1_2d_rad_Nx: 2d,1-Hourly,Time-Averaged,Single-Level,Assimilation,Radiation Diagnostics 0.625 x 0.5 degree V5.12.4 (M2T1NXRAD) at GES DISC MERRA-2 tavg1_2d_slv_Nx: 2d,1-Hourly,Time-Averaged,Single-Level,Assimilation,Single-Level Diagnostics 0.625 x 0.5 degree V5.12.4 (M2T1NXSLV) at GES DISC MERRA-2 tavg1_2d_lnd_Nx: 2d,1-Hourly,Time-Averaged,Single-Level,Assimilation,Land Surface Diagnostics 0.625 x 0.5 degree V5.12.4 (M2T1NXLND) at GES DISC SMAP L1C Radiometer Half-Orbit 36 km EASE-Grid Brightness Temperatures V006 SMAP L3 Radiometer Global and Northern Hemisphere Daily 36 km EASE-Grid Freeze/Thaw State V004
Similarities between sea ice area variations and satellite-derived terrestrial biosphere and cryosphere parameters across the Arctic
2025
Bartsch, Annett, Tanguy, Rodrigue, Bergstedt, Helena, von Baeckmann, Clemens, Tmmervik, Hans, Macias-Fauria, Marc, Lemmetyinen, Juha, Rautiainen, Kimmo, Gruber, Chiara, Forbes, Bruce C.
Freeze/Thaw
Regional hotspots of change in northern high latitudes informed by observations from space
2025
Watts, Jennifer D., Potter, Stefano, Rogers, Brendan M., Virkkala, AnnaMaria, Fiske, Greg, Arndt, Kyle A., Burrell, Arden, Butler, Kevin, Gerlt, Bob, Grayson, John, Shestakova, Tatiana A., Du, Jinyang, Kim, Youngwook, Parmentier, FransJan W., Natali, Susan M.
Vegetation Index , Landscape Patterns, Carbonaceous Aerosols, Nitrogen Oxides , Particulates, Hydrogen Cyanide, Emissions, Non-methane Hydrocarbons/Volatile Organic Compounds, Particulate Matter, Fire Occurrence, Nitrogen Oxides , Sulfur Dioxide , Carbon And Hydrocarbon Compounds, Normalized Difference Vegetation Index (NDVI), Soil Moisture, Snow Cover , Seasonally Frozen Ground, Air Temperature, Active Layer, Vapor Pressure, Surface Water, Cryospheric Indicators, Vegetation Cover, Vegetation Optical Depth, Precipitation Trends, Freeze/Thaw
Quasi-global soil moisture and freeze-thaw retrieval using Fengyun-3G GNSS-R observations
2025
Yang, Wentao, Guo, Fei, Zhang, Xiaohong, Zhang, Zhiyu, Zhu, Yifan, Li, Zheng, Wu, Ziheng, Mei, Dengkui
Brightness Temperature, Freeze/Thaw , Transition Direction
Retrieval Methods for Microwave Remote Sensing of Soil Moisture
2025
Veneri, Alessandro, Suriani, Vincenzo, Troiani, Alessio, Bloisi, Domenico Daniele, Burghignoli, Paolo, Costarelli, Danilo, Mereu, Isabella, Natale, Mariarosaria, Piconi, Michele, Comite, Davide
Transition Direction
A synthesized field survey database of vegetation and active-layer properties for the Alaskan tundra (19722020)
2024
Zhu, Xiaoran, Chen, Dong, Kogure, Maruko, Hoy, Elizabeth, Berner, Logan T., Breen, Amy L., Chatterjee, Abhishek, Davidson, Scott J., Frost, Gerald V., Hollingsworth, Teresa N., Iwahana, Go, Jandt, Randi R., Kade, Anja N., Loboda, Tatiana V., Macander, Matt J., Mack, Michelle, Miller, Charles E., Miller, Eric A., Natali, Susan M., Raynolds, Martha K., Rocha, Adrian V., Tsuyuzaki, Shiro, Tweedie, Craig E., Walker, Donald A., Williams, Mathew, Xu, Xin, Zhang, Yingtong, French, Nancy, Goetz, Scott
Soil Moisture/Water Content , Soil Chemistry, Soil Ph, Soil Depth, Terrestrial Ecosystems , Vegetation Index , Vegetation Cover, Vegetation Species, Soil Horizons/Profile, Biomass, Vegetation Index, Organic Matter, Soil Texture, Topographic Effects, Canopy Characteristics, Forest Composition/Vegetation Structure, Reflectance , Air Temperature, Terrain Elevation , Normalized Difference Vegetation Index (NDVI), Active Layer, Periglacial Processes, Pingo, Dew Point Temperature, Alpine/Tundra, Humidity , Fire Occurrence, Wind Speed , Wildfires , Soil Temperature, Wind Direction, Shrubland/Scrub, Soil Classification, Community Structure, Active Layer, Soil Temperature, Fire Ecology, Land Use/Land Cover Classification , Leaf Area Index (LAI), Soil Bulk Density, Forest Fire Science, Burned Area, LICHENS, Plant Succession, PLANTS, Leaf Area Index (LAI) , Soil Color, Freeze/Thaw , Freeze/Thaw , Permafrost , Soil Water Holding Capacity , Cation Exchange Capacity, Electrical Conductivity, Snow Cover , Snow Cover , Anthropogenic/Human Influenced Ecosystems , Land Use/Land Cover , Fire Disturbance
Arctic Vegetation Plots in NPS Arctic Network Parks, Alaska, 2002-2008 Arctic Vegetation Plots at Imnavait Creek, Alaska, 1984-1985 Arctic Vegetation Plots, Poplars, Arctic and Interior AK and YT, Canada, 2003-2005 ABoVE: Tundra Plant Functional Type Continuous-Cover, North Slope, Alaska, 2010-2015 Arctic Vegetation Plots from Pingo Communities, North Slope, Alaska, 1984-1986 Burned and Unburned Field Site Data, Noatak, Seward, and North Slope, AK, 2016-2018 Arctic Vegetation Plots ATLAS Project North Slope and Seward Peninsula, AK, 1998-2000 Field Data on Soils, Vegetation, and Fire History for Alaska Tundra Sites, 1972-2020 Arctic Vegetation Plots for IBP Tundra Biome, Barrow, Alaska, 1972-2010 Arctic Vegetation Plots for NGEE-Arctic at Barrow, Alaska, 2012 Arctic Vegetation Plots in Flux Tower Footprints, North Slope, Alaska, 2014 Arctic Vegetation Plots Legacy Project Barter Island and Point Barrow, Alaska, 1994 ABoVE: Landsat-derived Burn Scar dNBR across Alaska and Canada, 1985-2015 ABoVE: Vegetation Composition across Fire History Gradients on the Y-K Delta, Alaska Arctic Vegetation Plots, Prudhoe Bay ArcSEES Road Study, Lake Colleen, Alaska, 2014 ABoVE: Gridded 30-m Aboveground Biomass, Shrub Dominance, North Slope, AK, 2007-2016 Arctic Vegetation Plots at Toolik Lake, Alaska, 1989 Arctic Vegetation Plots in Willow Communities, North Slope, Alaska, 1997 Arctic Vegetation Plots at Atqasuk, Alaska, 1975, 2000, and 2010 Arctic Vegetation Plots at Oumalik, AK, 1983-1985 Arctic Vegetation Plots in Burned and Unburned Tundra, Alaska, 2011-2012 ABoVE: Soil Moisture and Active Layer Thickness in Alaska and NWT, Canada, 2008-2020 Arctic Vegetation Plots at Happy Valley, Alaska, 1994 Arctic Vegetation Plots at Frost Boil Sites, North Slope, Alaska, 2000-2006 ABoVE: Post-Fire and Unburned Field Site Data, Anaktuvuk River Fire Area, 2008-2017
Characterizing satellite-derived freeze/thaw regimes through spatial and temporal clustering for the identification of growing season constraints on vegetation productivity
2024
Melser, Ramon, Coops, Nicholas C., Derksen, Chris
Primary Production, Fraction Of Absorbed Photosynthetically Active Radiation (fapar), Gross Primary Production (gpp), Reflectance , Brightness Temperature, Freeze/Thaw , Transition Direction, Soil Organic Carbon (SOC)
Estimates of soil taxonomic change due to near-surface permafrost loss
2024
Jelinski, N. A., Pastick, N. J., Kholodov, A. L., Sousa, M. J., Galbraith, J. M.
Active Layer, Freeze/Thaw , Permafrost , Soil Depth
Full Polarimetric GNSS-R Assessment of the Freeze and Thaw States of the Terrestrial Cryosphere
2024
Rodriguez-Alvarez, Nereida, Francesc Munoz-Martin, Joan, Bosch-Lluis, Xavier, Oudrhiri, Kamal
Brightness Temperature, Freeze/Thaw , Transition Direction
A Hybrid Compact Polarimetry GNSS-R Analysis of the Earth's Cryosphere
2023
Rodriguez-Alvarez, Nereida, Munoz-Martin, Joan Francesc, Bosch-Lluis, Xavier, Oudrhiri, Kamal
Sea Ice Concentration, Bathymetry, Bed Elevation, Glacier/Ice Sheet Thickness, Terrain Elevation , Transition Direction
Global estimates of daily evapotranspiration using SMAP surface and root-zone soil moisture
2023
Kim, Youngwook, Park, Hotaek, Kimball, John S., Colliander, Andreas, McCabe, Matthew F.
Surface Pressure, Heat Flux, Longwave Radiation, Shortwave Radiation, Surface Temperature , Humidity , Evapotranspiration , Surface Winds , Rain , Precipitation Rate , Snow, Soil Moisture/Water Content , Soil Temperature, Land Surface Temperature , Snow Water Equivalent , Runoff , Soil Porosity, Carbon , Organic Matter, Soil Chemistry, Soil Ph, Water Table, Vegetation Cover, Soil Classification, Geomorphic Landforms/Processes, Land Use/Land Cover Classification , Soil Bulk Density, Soil Classification, Soil Color, Soil Depth, Soil Horizons/Profile, Soil Structure, Drainage, Soil Texture, Terrain Elevation , Surface Soil Moisture, Freeze/Thaw
Peatlands and their carbon dynamics in northern high latitudes from 1990 to 2300: a process-based biogeochemistry model analysis
2023
Zhao, Bailu, Zhuang, Qianlai
Active Layer, Freeze/Thaw , Permafrost , Soil Depth
QLB-NET: A Dense Soil Moisture and Freeze/Thaw Monitoring Network in the Qinghai Lake Basin on the Qinghai-Tibetan Plateau
2023
Chai, Linna, Zhu, Zhongli, Liu, Shaomin, Xu, Ziwei, Jin, Rui, Li, Xin, Kang, Jian, Che, Tao, Zhang, Yang, Zhang, Jinsong, Cui, Hongjing, Gao, Tiansheng, Xu, Tongren, Zhao, Shaojie, Pan, Xiaoduo, Guo, Ge
Freeze/Thaw , Brightness Temperature, Surface Soil Moisture, Freeze/Thaw , Transition Direction
A Novel Freeze-Thaw State Detection Algorithm Based on L-Band Passive
2022
Lv, Shaoning, Wen, Jun, Simmer, Clemens, Zeng, Yijian, Guo, Yuanyuan, Su, Zhongbo
Freeze/Thaw
Land Surface Freeze/Thaw Detection over the Qinghai-Tibet Plateau using FY-3/MWRI data
2022
Wang, Jian, Jiang, Lingmei, Wu, Shengli, Zhang, Cheng, Chen, Yingying, Li, Heng, Yang, Jianwei, Pan, Fangbo, Cui, Huizhen
Brightness Temperature, Freeze/Thaw , Transition Direction
Detecting surface freeze-thaw states in Northeast China with passive microwave data using an improved standard deviation method
2022
Man, Hao-Ran, Xiao, Yang, Zang, Shu-Ying, Li, Miao, Dong, Xing-Feng
Freeze/Thaw
Freeze/thaw onset detection combining SMAP and ASCAT data over Alaska: A machine learning approach
2022
Zhong, Wen, Yuan, Qiangqiang, Liu, Tingting, Yue, Linwei
Emissivity, Land Surface Temperature , Brightness Temperature, Freeze/Thaw , Transition Direction