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Federal
Maritime Limits and Boundaries of United States of America NGDA 35 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
NOAA is responsible for depicting on its nautical charts the limits of the 12 nautical mile Territorial Sea, 24 nautical mile Contiguous Zone, and 200 nautical mile... -
Federal
Multibeam Bathymetry Database (MBBDB) NGDA 14 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
Originally designed for military use, the multibeam echosounder has proved very useful for nautical charting, oceanographic research and modeling, habitat... -
Federal
Marine Trackline Geophysical Database NGDA
National Oceanic and Atmospheric Administration, Department of Commerce —
This data set contains bathymetry, magnetic, gravity and seismic shot point navigation data collected during marine cruises from 1939 to the present. Coverage is... -
Federal
Snow Melt Onset Over Arctic Sea Ice from SMMR and SSM/I-SSMIS Brightness Temperatures, Version 5
National Aeronautics and Space Administration —
This data set includes yearly snow melt onset dates over Arctic sea ice derived from Scanning Multichannel Microwave Radiometer (SMMR), Special Sensor... -
Federal
GLAS/ICESat L2 Sea Ice Altimetry Data (HDF5) V034
National Aeronautics and Space Administration —
GLAH06 is used in conjunction with GLAH05 to create the Level-2 altimetry products. Level-2 altimetry data provide surface elevations for ice sheets (GLAH12), sea ice... -
Federal
Northern Hemisphere EASE-Grid 2.0 Weekly Snow Cover and Sea Ice Extent, Version 4
National Aeronautics and Space Administration —
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... -
Federal
NOAA Climate Data Record (CDR) of Ocean Near Surface Atmospheric Properties, Version 2
National Oceanic and Atmospheric Administration, Department of Commerce —
The NOAA Ocean Surface Bundle (OSB) Climate Data Record (CDR) consist of three parts: sea surface temperature; near-surface wind speed, air temperature, and specific... -
Federal
Sea Ice Index, Version 3
National Aeronautics and Space Administration —
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... -
Federal
NOAA Climate Data Record (CDR) of Passive Microwave Sea Ice Concentration, Version 2
National Oceanic and Atmospheric Administration, Department of Commerce —
The Passive Microwave Sea Ice Concentration Climate Data Record (CDR) dataset is generated using daily gridded brightness temperatures from the Defense Meteorological... -
Federal
Submarine Upward Looking Sonar Ice Draft Profile Data and Statistics, Version 1
National Aeronautics and Space Administration —
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... -
Federal
Arctic Sea Ice Concentration and Extent from Danish Meteorological Institute Sea Ice Charts, 1901-1956, Version 1
National Aeronautics and Space Administration —
This data set provides estimates of Arctic sea ice extent and concentration from 1901 to 1956 created from a collection of historic, hand-drawn sea ice charts from... -
Federal
MODIS/Terra Sea Ice Extent and IST Daily L3 Global 4km EASE-Grid Day V061 NGDA
National Aeronautics and Space Administration —
This global Level-3 (L3) data set provides Northern and Southern Hemisphere maps of sea ice extent and ice surface temperature. The maps are generated by compositing... -
Federal
NOAA/NSIDC Climate Data Record of Passive Microwave Sea Ice Concentration, Version 4
National Aeronautics and Space Administration —
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... -
Federal
Canadian Ice Service Arctic Regional Sea Ice Charts in SIGRID-3 Format, Version 1
National Aeronautics and Space Administration —
The Canadian Ice Service (CIS) produces digital Arctic regional sea ice charts for marine navigation, forecasting, and climate research. The ice charts are created... -
Federal
NOAA Optimum Interpolation 1/4 Degree Daily Sea Surface Temperature (OISST) Analysis, Version 2
National Oceanic and Atmospheric Administration, Department of Commerce —
This high-resolution sea surface temperature (SST) analysis product was developed using an optimum interpolation (OI) technique. The SST analysis has a spatial grid... -
Federal
Arctic Ocean Regional Climatology (NCEI Accession 0115771)
National Oceanic and Atmospheric Administration, Department of Commerce —
To provide an improved oceanographic foundation and reference for multi-disciplinary studies of the Arctic Ocean, NCEI developed a new set of high-resolution quality-... -
Federal
IceBridge Riegl Laser Altimeter L2 Geolocated Surface Elevation Triplets V001
National Aeronautics and Space Administration —
This data set contains surface range values for Antarctica and Greenland derived from measurements captured by the Riegl Laser Altimeter. The data were collected by... -
Federal
Arctic Ocean Drift Tracks from Ships, Buoys, and Manned Research Stations, 1872-1973, Version 1
National Aeronautics and Space Administration —
Thirty-four drift tracks in the Arctic Ocean pack ice are collected in a unified tabular data format, one file per track. Data are from drifting ships, manned... -
Federal
International Geophysical Year, 1957-1958: Drifting Station Alpha Documentary Film, Version 1
National Aeronautics and Space Administration —
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... -
Federal
MODIS/Aqua Sea Ice Extent 5-Min L2 Swath 1km NRT NGDA
National Aeronautics and Space Administration —
MODIS/Aqua Sea Ice Extent 5-Min L2 Swath 1km Near Real Time (NRT), short name MYD29, contains the following fields: sea ice by reflectance, sea ice by reflectance...