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Snow Melt Onset Over Arctic Sea Ice from SMMR and SSM/I-SSMIS Brightness Temperatures, Version 5 recent views
This data set includes yearly snow melt onset dates over Arctic sea ice derived from Scanning Multichannel Microwave Radiometer (SMMR), Special Sensor Microwave/Imager (SSM/I),... -
Sea Ice Index, Version 3 recent views
The Sea Ice Index provides a quick look at Arctic- and Antarctic-wide changes in sea ice. It is a source for consistent, up-to-date sea ice extent and concentration images, in... -
Multisensor Analyzed Sea Ice Extent - Northern Hemisphere (MASIE-NH), Version 1 NGDA recent views
The Multisensor Analyzed Sea Ice Extent - Northern Hemisphere (MASIE-NH) products provide measurements of daily sea ice extent and sea ice edge boundary for the Northern... -
Canadian Ice Service Arctic Regional Sea Ice Charts in SIGRID-3 Format, Version 1 recent views
The Canadian Ice Service (CIS) produces digital Arctic regional sea ice charts for marine navigation, forecasting, and climate research. The ice charts are created through the... -
Sea Ice Concentrations from Nimbus-7 SMMR and DMSP SSM/I-SSMIS Passive Microwave Data V002 recent views
This data set is generated from brightness temperature data and is designed to provide a consistent time series of sea ice concentrations spanning the coverage of several... -
U.S. National Ice Center Arctic Sea Ice Charts and Climatologies in Gridded Format, 1972 - 2007, Version 1 recent views
NOTE: The data product titled U.S. National Ice Center Arctic and Antarctic Sea Ice Concentration and Climatologies in Gridded Format supersedes this product. It begins with... -
Northern Hemisphere EASE-Grid 2.0 Weekly Snow Cover and Sea Ice Extent, Version 4 recent views
The main parameters for this data set are snow cover and sea ice extent; both parameters are derived from SMMR and DMSP-F8, -F11, -F13, and -F17 SSM/I and SSMIS brightness... -
The Dehn Collection of Arctic Sea Ice Charts, 1953-1986, Version 1 recent views
The National Snow and Ice Data Center holds a collection of charts depicting ice conditions in the seas off Alaska and western Canadian coasts. Ice edge position and some ice... -
Submarine Upward Looking Sonar Ice Draft Profile Data and Statistics, Version 1 recent views
This data set consists of upward looking sonar sea ice draft data collected by submarines in the Arctic Ocean. It includes data from both U.S. Navy and Royal Navy submarines.... -
SCICEX: Submarine Arctic Science Program, Version 1 recent views
The Submarine Arctic Science Program, SCICEX, is a federal interagency collaboration among the operational Navy, research agencies, and the marine research community to use... -
International Geophysical Year, 1957-1958: Drifting Station Alpha Documentary Film, Version 1 recent views
This film documents the activities that occurred on Drifting Station Alpha in the Arctic Ocean during the International Geophysical Year, 1957 to 1958. The film is narrated by... -
Arctic Marine Transportation Program 1979-1986, Version 1 recent views
The purpose of this program was to collect data relevant to developing year-round transportation capabilities in the Arctic Ocean. The US Maritime Administration sponsored this... -
Unified Sea Ice Thickness Climate Data Record, 1947 Onward, Version 1 recent views
The Unified Sea Ice Thickness Climate Data Record, 1947 Onward is the result of a concerted effort to collect as many observations as possible of Arctic and Antarctic sea ice... -
NOAA/NSIDC Climate Data Record of Passive Microwave Sea Ice Concentration, Version 4 recent views
This data set provides a Climate Data Record (CDR) of sea ice concentration from passive microwave data. The CDR algorithm output is a rule-based combination of ice... -
International Ice Patrol (IIP) Iceberg Sightings Database, Version 1 recent views
The International Ice Patrol (IIP) has been collecting information on iceberg activity in the North Atlantic since 1913. This database contains the data from these sightings... -
MODIS/Aqua Sea Ice Extent 5-Min L2 Swath 1km V061 NGDA recent views
This global Level-2 (L2) product provides daily sea ice extent and ice surface temperature. The data are derived from Level-1B radiances acquired by the Moderate Resolution...