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1. Depths to Ice-cemented Soils in High-elevation Quartermain Mountains, Dry Valleys, Antarctica [NSIDC-0529]
This data set is comprised of four surveyed valleys focusing on the depth to ground ice in the high-elevation Quartermain Mountains in the Beacon Valley area: University Valley, Farnell Valley, and ...


2. 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 ...


3. IPA-IPY Thermal State of Permafrost (TSP) Snapshot Borehole Inventory [G02190]
During the planning and implementation of the International Polar Year (IPY) 2007 - 2009, the International Permafrost Association (IPA) coordinated the acquisition of permafrost temperature data ...


4. Landscape Evolution in Transantarctic Mountains [TAM_Geomorph]
The main objective in geomorphology is to understand how the landscapes evolve over time. This sets the limits and constraints to much of other geological research and is central in deciphering the ...


5. Direct Molecular Analysis of Antarctica and Southern Ocean Microbial Communities [ASAC_867]
Metadata record for data from ASAC Project 867 See the link below for public details on this project. Dataset Sea-ice bacteria data are associated with ASAC_1012 and included there Data for bacteria ...


6. Raw GC data to support paper "Investigation of evaporation and biodegradation of fuel spills in Antarctica: II - Extent of natural attenuation at Casey Station" [GC_Files_Casey_nat_attenuation]
GC-FID raw data files to support above publication. GC-FID acquisition systems included &Millenium&, &Varian Star& and &Agilent chemstation&. Some files copied to .AIA format and some files saved ...


7. 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. ...


8. Arctic EASE-Grid Freeze and Thaw Depths, 1901 - 2002 [GGD651]
This data set contains mean, median, minimum and maximum freeze and thaw depths for each year from 1901 to 2002 on the 25 km resolution Equal-Area Scalable Earth Grid (EASE-Grid) for areas north ...


9. Geocryology and Geocryological Zonation of Mongolia [GGD648]
The map of Geocryology and Geocryological Zonation of Mongolia was derived from the National Atlas of Mongolia (Sodnom and Yanshin, 1990). The data set depicts the distribution and general properties ...


10. Seasonal and annual dynamics of frozen ground, central highland of Iceland [GGD9]
This dataset documents a nine-year study to investigate the seasonal and annual dynamics of frozen ground and explore the relationship with environmental factors. The presence/absence of frozen ground ...


11. Active-Layer Depth of a Finnish Palsa Bog [GGD622]
This data set contains 76 active-layer depth measurements (cm) of the Vaisje??ggi palsa bog, Finland, from 08 September 1993 to 14 October 2002. Data were collected from a single location at 69 deg ...


12. Active-Layer and Permafrost Temperatures, Soendre Stroemfjord, Greenland [GGD632]
This data set contains active-layer and permafrost temperatures from two stations in Soendre Stroemfjord, Greenland. Snow depth and snow extent were also recorded. Thermometers at Station A (67 deg ...


13. 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 ...


14. Shallow Borehole Temperatures, Ilulissat, Greenland [GGD631]
This data set contains borehole temperatures from Ilulissat, west Greenland (69°N, 51°N, 44 m asl), recorded from 21 thermistors at depths of 0.25 m, 0.5 m, 0.75 m, 1 m, 1.25 m, 1.5 m, 1.75 ...


15. 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 ...


16. Borehole permafrost data, Kumtor and Taragai Valleys, Tienshan, Kazakhstan [GGD499]
This dataset includes observations of the permafrost temperatures in the Inner Tien Shan were started in 1986 by Kazakhstan Alpine Permafrost Laboratory. Observations are carried out on more than ...


17. Circumpolar Active Layer Monitoring (CALM) Program Network [GGD313]
The CALM network currently includes 130 active sites in both hemispheres, with 15 participating countries. An additional 20 or more secondary sites are co-located with these primary sites, resulting ...


18. Maps of Geocryological Regions and Classifications in China [GGD603]
This data set includes digital versions of 'The Map of Geocryological Regionalization and Classification in China' from Geocryology in China by Y. Zhou, D. Guo, G. Qiu, G. Cheng, and S. Li. Included ...


19. Modeled Active-Layer Depth in Russia [GGD606]
This data set contains modeled active-layer depth (cm) from 50 deg N to 80 deg N, and 60 deg E to 160 deg E, Russia. Depth values are calculated from a model of current climate that assumes a complex ...


20. Active layer and permafrost properties, including snow depth, soil temperature, and soil moisture, Barrow, Alaska [GGD222]
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, ...


21. Active layer physical processes at Broeggerhalvoya, western Spitsbergen [GGD239]
These data have been collected from an Arctic desert site (latitude 78o57'29N, longitude 12o27'42E), Broeggerhalvoya in western Spitsbergen, 10 km NW from Ny Alesund, 45 m above sea level, 2 km ...


22. Active-Layer and Permafrost Temperatures, Sisimiut (Holsteinsborg), Greenland [GGD23]
This data set contains active-layer and permafrost temperatures from Sisimiut, west Greenland, recorded from 18 sensors at depths of 0.25 m, 0.5 m, 0.75 m, 1 m, 1.25 m, 1.5 m, 1.75 m, 2 m, 2.5 m, ...


23. Rock glaciers, Central Andes, Argentina [GGD280]
Primary rock glaciers are fed by avalanche chutes. At the El Salto rock glacier, surveys have been undertaken in order to determine the creep rate. Between 1981 and 1986 temperatures at elevations ...


24. Rock glaciers, Lombardy, Italy [GGD22]
Lombardia is one of the administrative regions into which Italy is divided. The more eastern part of Italian sector of the Lepontine Alps and a large part of the Rhaetian Alps are located in this ...


25. 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 ...


26. Seasonal (2010) depth of thaw from SEASON plot controls [seasonal_2010_depth_of_thaw_from_season_plot_controls]
Document seasonal patterns of depth of active layer for correlation with historical leaf reflectances and phenology from the same plots for which CO2 flux-NDVI relationships have been determined.


27. Toolik Snowfence Experiment Soil Inorganic Nitrogen [toolik_snowfence_experiment_soil_inorganic_nitrogen]
This file contains data representing soil nitrate and ammonium concentrations over a 2 month period from intertussock and tussock areas of plots in the ambient snow and intermediate drift areas of ...


28. Toolik Snowfence Experiment Thaw Depth [toolik_snowfence_experiment_thaw_depth]
These files contain data representing thaw depth in intertussock and tussock areas of plots within the ambient snow zone and intermediate drift snow zone at Toolik. Measurements were made during ...


29. soil sampling from glacier-retreat regions in Svalbard in 2012 [KPDC_SSGRR_SVALVARD_2012]
The research area involves the glacier-retreat regions in Vestre Lovenbreen, Midtre Lovenbreen and Austre Lovenbreen, which are located in Kongsfijorden in Svalvard, Norway. We collected our soil ...


30. soil sampling from glacier-retreat regions in Svalvard in 2011 [KPDC_SSGRR_SVALVARD_2011]
The research area involves the glacier-retreat region in Vestre Lovenbreen and Midtre Lovenbreen which are located in Kongsfijorden in Svalvard, Norway. We collected our soil samples along a transect ...


31. soil sampling from long-term climate manipulation plots in Zackenberg, Greenland in 2011 [KPDC_SSLMP_GREENLAND_2011]
There are two long-term monitoring plots which have different dominated plant species (Cassiope tetragona and Salix arctica) in Zackenberg. Each plot has five climate manipulation treatment with five ...


32. Soil samples in Alaska in 2010 [KPDC_SS_ALA_2010]
Soil samples in Alaska in 2010


33. Soil samples in Alaska in 2011 [KPDC_SS_ALA_2011]
Soil samples in Alaska in 2011


34. Soil samples near Cambridge Bay of Canada in 2012 [KPDC_SS_CBC_2012]
Soil samples near Cambridge Bay of Canada in 2012


35. soil sampling from long-term climate manipulatioin plots in Zackenberg, Greenland in 2012 [KPDC_SSLTMP_GREENLAND_2012]
There are two long-term monitoring plots which have different dominated plant species (Cassiope tetragona and Salix arctica). Each plot has five climate manipulation treatments with five replication. ...


36. Soil samples in Alaska in 2012 [KPDC_SS_ALA_2012]
Fifteen soil core (around one meter) samples were collected in the permafrost region of Council, Alaska in 2012. We took three cores for replication from five sampling sites. Three of them had different ...


37. Soil samples near Terra Nova Bay in 2012 [KPDC_SS_TNB_2012]
Soil samples near Terra Nova Bay in 2012


38. Soil samples from Barton Peninsular collected in 2010-2011 [KPDC_SSC_BP_2010]
Soil samples from Barton Peninsular collected in 2010-2011.


39. Soil samples from Barton Peninsular collected in 2011-2012 [KPDC_SSC_BP_2011]
Soil samples from Barton Peninsular collected in 2011-12


40. Soil samples near Terra Nova Bay in 2011 [KPDC_SS_TNB_2011]
Soil samples near Terra Nova Bay in 2011


41. NASA Land Information System (LIS) Data Sets [NASA_LIS_DATA]
The Land Information System (LIS) provides collection of sample data for demonstration of LIS code. The original source of each data set is given whenever possible. LIS does not endorse the validity, ...


42. GIS analysis, biological samples (soil microorganism, invertebrate and plant), automatic weather station data and vegetation and invertebrate surveys to determine the terrestrial biocomplexity of the McMurdo Dry Valleys [K020_2008_2012_NZ_1]
The McMurdo Dry Valleys are the largest area of snow-free land in Antarctica. Managers ability to promote and protect these areas would benefit if we knew the biodiversity present and what controls ...


43. 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 ...


44. Borehole Temperatures from the North Slope of Alaska, 1977-2003 [ARCSS034]
This data set contains temperatures collected from boreholes on the North Slope of Alaska at 23 sites between 1977 and 2003. Most data fall into a date range of 1983-2003. The data consist of manually ...


45. Daily Air and Active Layer Temperatures From Permafrost Observatories in Alaska, 1986-2001 [ARCSS106]
This data set contains air and soil temperatures collected from eight sites in Alaska between 1986 and 2001. The data were obtained by remote, battery-powered, computer-controlled automatic temperature ...


46. Preliminary Investigation of Paleoenvironment, Processes, and Carbon Stocks of Drained Thaw-Lake Basins, Arctic Coastal Plain, Alaska [ARCSS089]
This data set contains measurements taken from 78 drained thaw-lake basins on the Arctic Coastal Plain between Barrow and Atqasuk, Alaska. Investigators collected and analyzed sediment cores to determine ...


47. Thaw Depth and Vegetation Radiance Measurements, Happy Valley, AK, 1994 [ARCSS103]
This data set contains measurements for permafrost active layer thaw depth and vegetation reflectance (red and near-infrared bandwidths) at the Happy Valley Flux Study Site in northern Alaska during ...


48. Time Series of Active Layer Thickness in the Russian Arctic, 1930-1990 [ARCSS160]
This data set consists of active layer thickness (ALT) measurements based on soil temperatures in the Russian Arctic. The active layer is the top layer of ground that freezes in the winter and thaws ...


49. Toolik Snowfence Experiment: 1994-2002 Active Layer Depth [ARCSS900]
This data set contains active layer data collected for the Toolik Snowfence Experiment from 1994 to 2002. The Toolik Snowfence Experiment (part of the International Tundra Experiment network) examines ...


50. Global Terrestrial Network for Permafrost (GTN-P) [ggd633]
The Global Terrestrial Network for Permafrost (GTN-P) was established in 1999 by the International Permafrost Association to provide long-term field observations of active layer and permafrost thermal ...


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