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Timing and Statistics of Autumn and Spring Annual Snow Cover for the Northern Hemisphere (1972-2000)
The National Snow and Ice Data Center hosts a time-series data set comprising annual snow cover data for the Northern Hemisphere (covering land primarily over 45 degrees North)... -
National Snow and Ice Data Center
Since 1976, NSIDC scientists have worked to improve understanding of how the cryosphere is changing, forecasting of what the impacts of these changes will be, and global... -
Imagery and Related GIS Data for Barrow, Alaska, USA (2002)
This product suite contains imagery and related Geographic Information Systems (GIS) data to support multi-disciplinary research of environmental changes in the Barrow, Alaska... -
NSIDC Permafrost Resources
Various maps that provide a visual perspective of Arctic permafrost, soil conditions, and frozen ground extent. -
AMSR-E/Aqua L2A Global Swath Spatially-Resampled Brightness Temperatures (Tb)
The Advanced Microwave Scanning Radiometer - Earth Observing System (AMSR-E) instrument on the NASA Earth Observing System (EOS) Aqua satellite provides global passive microwave... -
Sea Ice Trends and Climatologies from SMMR and SSM/I-SSMIS
NSIDC provides a suite of value-added products to aid in investigations of the variability and trends of sea ice cover, including sea ice extent, total ice-covered area, ice... -
Reduced-Resolution Radar Imagery, Digital Elevation Models (DEM), and Related GIS Layers for Barrow, Alaska, USA
This product set contains reduced-resolution Interferometric Synthetic Aperture Radar (IFSAR) imagery and geospatial data for the Barrow Peninsula (155.39 - 157.48 deg W, 70.86... -
Circum-Arctic Map of Permafrost and Ground-Ice Conditions
The Circum-Arctic permafrost and ground ice map is available via ftp in ESRI Shapefile format and Equal-Area Scalable Earth Grid (EASE-Grid) format. See the Format section for... -
Northern Circumpolar Soils Map
This data set consists of a circumpolar map of dominant soil characteristics, with a scale of 1:10,000,000, covering the United States, Canada, Greenland, Iceland, northern... -
Recurring Spring Leads and Landfast Ice in the Beaufort and Chukchi Seas, 1993-2004
In the Beaufort and Chukchi Seas, the most significant sea ice anomalies have occurred in the summer ice extent (Eicken et al. 2006). In addition, there has been a considerable... -
Arctic EASE-Grid Freeze and Thaw Depths, 1901 - 2002
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... -
Arctic Cyclone Track Data Set, 1966-1993
This data set comprises a 28-year record (1 May 1966 through 31 December 1993) of twice-daily extra tropical cyclone statistics for the Northern Hemisphere. Data were obtained... -
Canadian Meteorological Centre (CMC) Daily Snow Depth Analysis Data
This data set consists of Northern Hemisphere snow depth analysis data processed by the Canadian Meteorological Centre (CMC). Snow depth data obtained from surface synoptic... -
Northern Hemisphere Cyclone Locations and Characteristics from NCEP/NCAR Reanalysis Data
This data set comprises a 50-year record of daily extratropical cyclone statistics computed for the Northern Hemisphere. Cyclone locations and characteristics were obtained by... -
The Global Geocryological Data System - Frozen Ground Data Center
The Frozen Ground Data Center (FGDC) serves as a central node of the IPA Global Geocryological Data (GGD) system. The GGD is an internationally distributed system linking... -
IMS Daily Northern Hemisphere Snow and Ice Analysis at 4 km and 24 km Resolution
The National Environmental Satellite, Data, and Information Service (NESDIS), part of the National Oceanic and Atmospheric Administration (NOAA), has an extensive history of... -
Co-Registered AMSR-E, QuikSCAT, and WMO Data
Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by... -
Sea Ice Index
The monthly Sea Ice Index provides a quick look at Arctic-wide changes in sea ice. It is a source for consistent ice extent and concentration images and data values from 1978 to... -
High-Resolution Radar Imagery, Digital Elevation Models (DEM), and Related GIS Layers for Barrow, Alaska, USA
This product set contains high-resolution Interferometric Synthetic Aperture Radar (IFSAR) imagery and geospatial data for the Barrow Peninsula (155.39 - 157.48°W, 70.86 -... -
Global Lake and River Ice Phenology Database
The Global Lake and River Ice Phenology Database contains freeze and breakup dates and other ice cover descriptive data for 748 lakes and rivers. Of the 429 water bodies that...
