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1. Climate change and carbon gain in Antarctic mosses [AAS_2780]   CHILD DIFs
Metadata record for data from AAS (ASAC) project 2780. Public Summary The distribution of plants in Antarctica is chiefly limited by the availability of water and sufficiently high temperatures. ...


2. Global Annual Freezing and Thawing Indices [NSIDC-0063]
The total annual freezing and thawing indices are defined as the cumulative number of degree-days when air temperatures are below and above zero degrees Celsius. The total annual freezing index has ...


3. Nenana Ice Classic: Tanana River Ice Annual Breakup Dates [NSIDC-0064]
The Nenana river in the Interior of Alaska usually freezes over during October and November. The ice continues to grow throughout the winter accumulating an average maximum thickness of about 110 ...


4. MEaSUREs Global Record of Daily Landscape Freeze/Thaw Status [NSIDC-0477]
The MEaSUREs Global Record of Daily Landscape Freeze/Thaw Status Version 2 product is a global record of the daily freeze/thaw (FT) status of the landscape derived from satellite observations of radiometric ...


5. Circumpolar Active-Layer Permafrost System (CAPS) [G01175]
The Circumpolar Active-Layer Permafrost System (CAPS) data sets and information products pertaining to permafrost and frozen ground topics. CAPS was originally compiled by the International Permafrost ...


6. Global Lake and River Ice Phenology Database [G01377]
The Global Lake and River Ice Phenology Database contains freeze and thaw/breakup dates as well as other descriptive ice cover data for 865 lakes and rivers in the Northern Hemisphere. Of the 542 ...


7. Russian River Ice Thickness and Duration [G01187]
This data set consists of river ice thickness measurements, and beginning and ending dates for river freeze-up events from fifty stations in northern Russia. The data set includes values from 1917 ...


8. Sea Ice in the Belcher Islands, Nunavut, Canada [ELOKA002]
This data set contains interviews of three hunters from Sanikiliaq, Belcher Islands, in the territory of Nunavut, Canada. The hunters describe their observations of sea ice conditions around the ...


9. NASA Earth Science Decadal Survey Studies [Planning Stage] [NASA_Decadal_Survey_Place_Holder]
[These missions are in the planning stage. Please monitor the project web sites for mission updates] [Source: NASA's Science ...


10. Annual Thaw Depths in Illisarvik, Northwest Territories [GGD642]
Thaw-depth data were collected annually in August from 21 August 1979 to 18 August 1999, from 400-m, 600-m, and tundra transects at Illisarvik lake, Richards Island, Northwest Territories, Canada. ...


11. Arctic Soil Freeze/Thaw Status from SMMR and SSM/I [GGD641]
This data set contains near-surface (< 5 cm) soil freeze/thaw status on snow-free and snow-covered land surfaces over the Arctic terrestrial drainage basin. The near-surface soil freeze/thaw status ...


12. Modeled Daily Thaw Depth and Frozen Ground Depth [GGD619]
This data set contains modeled daily thaw depth and freezing depth for the Arctic terrestrial drainage basin. Thaw and freezing depths were calculated over the study area with a resolution of 25 km ...


13. Active Layer Monitoring, Arctic and Subarctic Canada [GGD353]
This project involves measuring regional and site variability in maximum annual active layer development and vertical surface movement over permafrost, and monitoring sites over time in order to observe ...


14. Seasonal frost and soil temperature data, Western Cape Mountains, South Africa [GGD482]
Micro-climatic monitoring of air and ground was started in 1990 to evaluate climatic controls on the present-day diurnal soil frost environment in the Western Cape mountains of South Africa. To this ...


15. Seasonal frost depths, midwestern USA [GGD498]
This dataset includes frost tube data from 37 stations in the Upper Midwest (Minnesota, North Dakota, Wisconsin), USA. The responsible agency was the St. Paul District of the U.S. Army Corps of Engineers. ...


16. Upper soil temperatures in the Kolyma Highland [GGD31]
This data set contains soil temperature and meteorological data for various sampling locations near the Aborigen research station in the Kolyma Highland, Northeastern Russia. Data are averaged from ...


17. Seasonal frost penetration, Sleepers River Research Watershed, Vermont, USA [GGD278]
The frost tube network is located within a 3.25-square-mile sub-watershed of the Sleepers River Research Watershed near Danville, Vermont, USA. Tubes were positioned in forested and non-forested cover ...


18. Barrow_field_201104_PrudhoeBay [barrow_field_201104_prudhoebay]
Barrow field campaign data from April 2011 in Prudoe Bay, Alaska.


19. Ecological Monitoring and Assessment Network Coordinating Office - NatureWatch Data, Canada [Canada_EMANCO_NatureWatchData]
NatureWatch is a suite of community based or "citizen science" monitoring programs that are administered through a partnership between the Ecological Monitoring and Assessment Network Coordinating ...


20. Air Temperature and Thaw Depth, North Slope, Alaska: Field Measurements (1995-97) and Computed Values [ARCSS040]
This data product contains field data measurements of air temperatures and thaw depth (active-layer thickness) measured at locations in north-central Alaska, and modelled values of air temperatures ...


21. Hourly Observations and Climate Data, Including Rainfall Data in Transcaucasia,for Cities in the Russian Empire (1813-1918) [NCL00096_98]
The Russian Empire climate data resides in 4 books, 'Memoire Sur La Temperature Moyenne De Plusieurs Points De L'Empire De Russie' (C/db K96); 'Observations Meteorologiques et Magnetiques Faites ...


22. Meteorological Observations and Climate Data from Moscow, Russia (1810-1937) [NCL00087_88]
The climate data resides in 1 book, 'Meteoroligische Beobachtungen in Moskau im Jahre' (C/db L685) written in German. The data contained in this book are daily and monthly surface climatic data for ...


23. Precipitation, Frost, Snow, and Ice Data for Finland (1886-1905) [NCL00131_137]
The precipitation and frost data resides in 1 book, 'Atlas De Finlande: Les Materiaux Meteorologiques et le Climat du Pays' (C/dab J65mm) written in French. The data contained in this book are tables ...


24. BOREAS FOLLOW-ON DSP-04 1994 ERS-1 LEVEL-4 LANDSCAPE FREEZE/THAW MAPS, VER. 1.0 [dsp04_ers1maps]
The BOREAS DSP-4 team acquired and analyzed imaging radar data from the ESA's ERS-1 over a complete annual cycle at the BOREAS sites in Canada in 1994 to detect shifts in radar backscatter related ...


25. The English Language Edition of the Geocryological Map of Russia and Neighboring Republics [ggd634]
This map is an English language edition of a 16-sheet Russian map series of permafrost, for the period 1991-1996 (scale 1:2,500,000). The map sheets show distribution and mean annual temperature of ...


26. ArcticRIMS: A Regional, Integrated Hydrological Monitoring System for the Pan-Arctic Landmass [ARCSS161]
The Arctic Rapid Integrated Monitoring System (ArcticRIMS) uses products from numerical weather prediction models (NCEP/NCAR, ERA-40, station records, satellite remote sensing, and other data sets) ...


27. Centrifuge Modeling of Ground Freeze and Thaw [ggd228]
This data set presents centrifuge modeling of ground freeze and thaw processes. Its primary relevance is to geotechnical/civil engineering, with application to heave, thaw consolidation, and heave ...


28. Geological and Geophysical Analyses of Permafrost and Groundwater Conditions, Fort Wainright, Alaska, USA [ggd236]
This study used ground-penetrating radar to map groundwater (sub- and supra-permafrost) and bedrock and permafrost constraints to water flow at Fort Wainright, Alaska. Active layer parameters, depth ...


29. Active Layer Depth and Snow Depth, Kuparuk Basin, 1995 [ARCSS033]
Active layer and snow depths were measured on 1-km x 1-km grids within the Kuparuk Basin, Alaska, at various times throughout the summer of 1995. The parameters were measured at 121 surveyed grid ...


30. Thaw Depth, Toolik Lake, Alaska, 1995 and 1996 [ARCSS039]
Thaw depths were measured at the Toolik Lake Field Station during the summers of 1995 and 1996. Measurements were made on control plots, plots from which snow was removed, and plots from which snow ...


31. Southern Hemisphere Working Group [ggd616]
The Southern Hemisphere Working Group (SHWG) was chartered by the Council of the International Permafrost Association. It's goal is to create a scientific platform to bring together and stimulate ...


32. State of the Cryosphere [NSIDC-0090]
The Cryospheric regions, or regions where water is found in solid form, are among the most sensitive to temperature change. Average temperatures in snow and ice-covered areas typically ...


33. Dynamic Response of Surface Energy and Mass Balance of Vest and Austfonna (Nordaustlandet, Svalbard) on Climate Change (Germany) [AWS_KINNVIKA]
Data from six Automatic Weather Stations (AWS) installed at the northwestern side of the Vestfonna ice cap on Nordaustlandet, Svalbard. Measured Parameters: -Short wave radiation, ...


34. Freeze-Thaw Earth System Data Record [UMT_NTSG_FREEZETHAW]
NASA's Freeze/Thaw Earth System Data Record (FT-ESDR) Web Interface is a NASA MEaSUREs (Making Earth System Data Records for Use in Research Environments) funded effort to provide a consistent long-term ...


35. The Winter Icing and Storms Project, (WISP) Conducted Along the Colorado Front Range for the Winter Seasons of 1990, 1991, 1993, and 1994 [WISP_NCAR]
The WISP home page address on the WWW is "http://www.rap.ucar.edu/projects/" The Winter Icing and Storms Project (WISP) was conducted in the Colorado Front range area from February ...


36. Permafrost and Snow Depth Data from Barrow, Alaska [ARCSS036]
This data set contains soil temperature, soil moisture, thaw depth, and snow depth data collected at test sites near Barrow, Alaska, during the following years: Soil temperature data - 1963-1966, ...


37. Ditchwall Database for the Norman Wells Oil Pipeline [Canada_GSC_NormWellsPipeline]
This data set contains 9,000 digital records of observations on permafrost and soil conditions made in the 1.2m deep trench dug for the construction of the 869km long Norman Wells pipeline. Included ...


38. RADARSAT Repeat-pass Interferometry [Canada_CCRS_RadarsatInterferom]
The feasibility of SAR interferomtry (InSAR) was examined and demonstrated using RADARSAT's Standard, Fine and ScanSAR modes. Based on evaluation of the projected equatorial satellite ground track ...


39. North Temperate Lakes LTER: Ice Duration - Madison Area [NTL_PH05]
Data include dates of freeze-up and thaw and ice duration of three primary lakes in the Madison area (Lake Mendota, Lake Monona, and Lake Wingra). Data are obtained from the State Climatologist for ...


40. North Temperate Lakes LTER: Ice Duration - Trout Lake Area [NTL_PH04]
Data include day of freeze-up and thaw of seven primary lakes (Allequash, Big Muskellunge, Crystal, Sparkling, and Trout lakes, and unnamed lakes 27-02 and 12-15 and Little Rock Lake). Observations ...


41. Glaciological Studies on Vega Island [CDA_AR_GEO_GLAF_VEGA_ISLAND]
Field activities for the 1999/2000 summer campaign: Glaciology Group: a) Stake network surveying and computation of net balamce, ice velocities and ice deformation in selected places of Vega Island, ...


42. Long-Term Ecological Research (LTER)/NTL015: Ice Duration in North Temperate Lake Primary Study Lakes [LTER_NTL015]
LTER - Long-Term Ecological Research Program/North Temperate Lakes (NTL) LTER/NTL015 [Summary adapted from the LTER Core Data Set Catalog]: Data include day of freeze-up and thaw of seven primary ...


43. Computed Thaw Depth Data, Kuparuk Basin, Alaska, 1995 [ARCSS035]
Cumulative thawing degree-day data were computed from data collected during the 1995 field season at Kuparuk Basin, Alaska. The air temperatures (thawing degree-day sums) from the 10 ARCSS/LAII 1-km ...


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