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1. DSCOVR EPIC L2 MAIAC Atmospheric Correction data product [DSCOVR_EPIC_L2_MAIAC_01]
Not provided


2. Ice floe surveying conducted during the SIPEX II voyage of the Aurora Australis, 2012 [SIPEX_II_Ice_Floe_Survey]   PARENT METADATA
These data were collected to provide a spatial context for activities on SIPEX-2. Please see the document 'SIPEX II ice floe surveying report' for more detail. Files generated and stored in this dataset ...


3. Ice-physics transect data obtained during the SIPEX II voyage of the Aurora Australis, 2012 [SIPEX_II_InSitu_Ice_Physics]   PARENT METADATA
This dataset contains in situ measurements of ice thickness, snow thickness, and freeboard along transects on the ice-station floes from the SIPEX2012. Ice cores were collected and snow pits were ...


4. 1988/89 Summer season, surveying and mapping program, Mawson - North Prince Charles Mountains - Davis [Survey_1988_89_Mawson_npcms]
Field season report of these programs: 1988/89 Summer Season surveying and mapping North Prince Charles Mountains; ...mapping program Northern PCM's - Mawson Doppler Translocation Support; ....mapping ...


5. AVHRR Leads-ARI Polar Gridded Brightness Temperatures, Version 1 [NSIDC-0026_1]
This data set consists of AVHRR imagery selected from hard copy 'quick look' images to provide the best coverage possible over the Arctic approximately every three days for a three-year period. Level-1B ...


6. AVHRR Polar Pathfinder Twice-Daily 25 km EASE-Grid Composites, Version 1 [NSIDC-0094_1]

This data set is no longer available because of errors in the data. See the Error Sources ...



7. AVHRR Polar Pathfinder Twice-Daily 5 km EASE-Grid Composites, Version 3 [NSIDC-0066_3]

This data set is no longer available due to errors in the data. See the Error Sources section ...



8. Antarctic Circumnavigation Expedition 2017: WAMOS data [AAS_4434_ACE_WAMOS]
Raw WAMOS (marine radar) data collected during the 3rd leg of Antarctic Circumnavigation Expedition, from the end of January to the end of Marchc 2017. File structure: D1SPEC are the unidirectional ...


9. Arctic Ocean Drift Tracks from Ships, Buoys, and Manned Research Stations, 1872-1973, Version 1 [G01358_1]
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 research stations on ice floes (ice islands) ...


10. Arctic Water Vapor Characteristics from Rawinsondes, Version 1 [NSIDC-0033_1]
A gridded climatological monthly-mean data base of Arctic water vapor characteristics has been assembled by combining fixed station data with data from soundings taken over the Arctic Ocean from ships ...


11. Arctic and Southern Ocean Sea Ice Concentrations, Version 1 [G00799_1]
This data set provides monthly sea ice concentration for the Arctic from 1901 to 1995 and for the Southern Oceans from 1973 to 1990 on a standard 1-degree grid (cylindrical projection) to provide ...


12. Barometric Leveling Results, Pioneerskaya to Dome C [baro-levelling-to-domec]
Record of barometric leveling measurements taken during the traverse from Pioneerskaya to Dome C (year currently unknown). These documents have been archived in the records store at the Australian ...


13. Circum-Arctic Map of Permafrost and Ground-Ice Conditions, Version 1 [GGD318_1]
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 an explanation of the ...


14. Circum-Arctic Map of Permafrost and Ground-Ice Conditions, Version 2 [GGD318_2]
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 an explanation of the ...


15. Collaborative Research: Geochemistry and Microbiology of the Extreme Aquatic Environment in Lake Vida, East Antarctica [NSF-ANT07-39681]
Lake Vida is the largest lake of the McMurdo Dry Valleys, with an approximately 20 m ice cover overlaying a brine of unknown depth with at least 7 times seawater salinity and temperatures below -10 ...


16. Collaborative Research: Interactive Effects of UV Radiation and Vertical Mixing on Phytoplankton and Bacterial Productivity of Ross Sea Phaeocystis Blooms [NSF-ANT01-27022_1]
Data from five research cruises from OPP grant entitled "Interactive Effects of UV and Vertical Mixing on Phytoplankton and Bacterial Productivity of Ross Sea Phaeocystis Bloom (OPP0127022). The ...


17. Conservation genetics of Antarctic seabirds and seals: population connectivity and past glacial refugia [AAS_4184_seabirds_seals_genetics]
Metadata record for data from AAS project 4184. Public summary The Weddell seal, Adelie penguin and emperor penguin are key Antarctic predators that are particularly vulnerable to the effects of ...


18. Cosmogenic nuclide data for bedrock samples from the Ford Ranges, Marie Byrd Land, West Antarctica [2005_FORD_RANGES_BEDROCK_UW_COSMOGENIC_NUCLIDE_DATA]
This data set consists of cosmogenic nuclide concentrations in samples from bedrock surfaces in the Ford Ranges, Marie Byrd Land, West Antarctica. These surfaces have been exposed by ice ...


19. DMSP SSM/I-SSMIS Daily Polar Gridded Brightness Temperatures, Version 4 [NSIDC-0001_4]
This data set provides daily gridded brightness temperatures derived from passive microwave sensors and distributed in a polar stereographic projection. Orbital data from nine channels and for each ...


20. DMSP SSM/I-SSMIS Pathfinder Daily EASE-Grid Brightness Temperatures, Version 2 [NSIDC-0032_2]
This Level-3 Equal-Area Scalable Earth-Grid (EASE-Grid) Brightness Temperature data set, collected since 09 July 1987, is a part of the NOAA/NASA Pathfinder Program. The data set consists of gridded ...


21. DMSP-F8 SSM/I Pathfinder Global Level 2 Sea Ice Concentrations, Version 1 [NSIDC-0028_1]
These sea ice concentrations have been generated by applying the NASA Team algorithm to DMSP F8 SSM/I brightness temperature observations from 19 GHz (vertical and horizontal), 37- and 22 GHz vertical ...


22. Daily Arctic Ocean Rawinsonde Data from Soviet Drifting Ice Stations, Version 1 [NSIDC-0060_1]
This archive of daily rawinsonde measurements of wind direction and speed, atmospheric pressure, humidity, air temperature, and geopotential height as well as surface-based observation of cloud cover ...


23. Effects of ocean acidification on Antarctic marine microbes - parent record [AAS_4026_Ocean_Acidification_Marine_Microbes_Parent]   CHILD METADATA
This metadata record is the parent umbrella under which data from the 2008/09, 2013/14 and 2014/15 summer will be housed. See the child records for access to the data. Manmade CO2 has increased ...


24. Enhanced-Resolution SSM/I and AMSR-E Daily Polar Brightness Temperatures, Version 1 [NSIDC-0464_1]
This data set contains enhanced-resolution brightness temperatures produced using the Scatterometer Image Reconstruction (SIR) algorithm developed by the Microwave Earth Remote Sensing (MERS) group ...


25. Environmental Working Group Joint U.S.-Russian Arctic Sea Ice Atlas, Version 1 [G01962_1]
Note: The Russian chart component of this product has been replaced and updated by Sea Ice Charts of the Russian Arctic in Gridded Format, ...


26. Greenland Snow Pit and Core Stratigraphy (Analog and Digital Formats), Version 1 [G10004_1]
This data set is comprised of scientific field study notebooks from geologist Carl S. Benson describing his traverses of Greenland from 1952 to 1955. The notebooks contain data on Greenland snow accumulation, ...


27. Habitat suitability predictions for 15 species of cephalopods in the Southern Ocean [AAS_4124_cephalopod_habitat_suitability]
Our understanding of how environmental change in the Southern Ocean will affect marine diversity,habitats and distribution remain limited. The habitats and distributions of Southern Ocean cephalopods ...


28. Historical Arctic Rawinsonde Archive, Version 1 [NSIDC-0008_1]
The Historical Arctic Rawinsonde Archive (HARA) contains millions of vertical soundings of temperature, pressure, humidity, and wind, representing all available rawinsonde ascents from Arctic land ...


29. Hydrocarbon exposure concentrations for bioassays 09_10 - Casey and Davis Stations [AAS_3054_09_10_ecotox_hydrocarbon]   PARENT METADATA
This dataset contains the results of replicate experiments which measured the total hydrocarbon content (THC) in water accommodated fractions (WAFs) of three fuels; Special Antarctic Blend diesel, ...


30. Ice Radar Traverse Notes, Mirny-Dome C, 1978 [ice-radar-traverse-mirny-domec-1978]
Notes from the ice radar used on the traverse from Mirny to Dome C in 1978, recording file usage for various locations, and initial observations of ice thickness from the radar. These documents have ...


31. Impact of changes in sea ice extent on primary productivity in the Southern Ocean: links between the iron and carbon cycles in fast ice and the marginal ice zone [AAS_4291_seaicebgc]
A times series of data was collected from coastal (land-fast) sea ice at Davis Station, Eastern Antarctica (68 degrees 34' 36" S, 77 degrees 58' 03" E; Figure 1) from November 16 to December 2, 2015. ...


32. MEaSUREs Annual Antarctic Ice Velocity Maps 2005-2017, Version 1 [NSIDC-0720_1]
This data set, part of the NASA Making Earth System Data Records for Use in Research Environments (MEaSUREs) program, provides 12 annual maps of Antarctic ice velocity from 2005-2017. The maps are ...


33. MEaSUREs Antarctic Grounding Line from Differential Satellite Radar Interferometry, Version 1 [NSIDC-0498_1]
This data set, part of the NASA Making Earth System Data Records for Use in Research Environments (MEaSUREs) program, provides 17 years of comprehensive high-resolution mapping of grounding lines ...


34. MEaSUREs Greenland Annual Ice Sheet Velocity Mosaics from SAR and Landsat, Version 1 [NSIDC-0725_1]
This data set, part of the NASA Making Earth System Data Records for Use in Research Environments (MEaSUREs) program, contains annual ice velocity mosaics for the Greenland Ice Sheet derived from ...


35. NOAA/NMC/CAC Arctic and Antarctic Monthly Sea Ice Extent, 1973-1990, Version 1 [G00917_1]
Sea ice extent from January 1973 through August 1990 was digitized from weekly operational sea ice charts produced by the Navy/NOAA Joint Ice Center. Charts were digitized by hand using a 1 degree ...


36. NOAA/NSIDC Climate Data Record of Passive Microwave Sea Ice Concentration, Version 1 [G02202_1]
Note: If necessary, Version 1 can be accessed by contacting the NCDC service desk at ncdc.orders@noaa.gov. However, we highly suggest using the latest ...


37. NOAA/NSIDC Climate Data Record of Passive Microwave Sea Ice Concentration, Version 2 [G02202_2]
This data set has been replaced with a newer version. Note: If necessary, Version 2 can be accessed by contacting NSIDC Users Services at nsidc@nsidc.org. However, we highly suggest using the latest ...


38. NOAA/NSIDC Climate Data Record of Passive Microwave Sea Ice Concentration, Version 3 [G02202_3]
This data set provides a Climate Data Record (CDR) of sea ice concentration from passive microwave data. It provides a consistent, daily and monthly time series of sea ice concentrations from 09 July ...


39. Near-Real-Time DMSP SSM/I-SSMIS Daily Polar Gridded Brightness Temperatures, Version 1 [NSIDC-0080_1]
The Near-Real-Time DMSP SSM/I-SSMIS Daily Polar Gridded Brightness Temperature product provides near-real-time polar stereographic gridded daily brightness temperatures for both the Northern and Southern ...


40. Near-Real-Time DMSP SSMIS Daily Polar Gridded Sea Ice Concentrations, Version 1 [NSIDC-0081_1]
This data set provides a Near-Real-Time (NRT) map of sea ice concentrations for both the Northern and Southern Hemispheres.


41. Near-Real-Time NOAA/NSIDC Climate Data Record of Passive Microwave Sea Ice Concentration, Version 1 [G10016_1]
This data set provides a near-real-time Climate Data Record (CDR) of sea ice concentration from passive microwave data. The Near-real-time NOAA/NSIDC Climate Data Record of Passive Microwave Sea Ice ...


42. Nimbus-5 ESMR Polar Gridded Brightness Temperatures, Version 2 [NSIDC-0077_2]
The Nimbus-5 Electrically Scanning Microwave Radiometer (ESMR) data set consists of gridded brightness temperature arrays for the Arctic and Antarctic, spanning 11 December 1972 through 16 May 1977. ...


43. Nimbus-5 ESMR Polar Gridded Sea Ice Concentrations, Version 1 [NSIDC-0009_1]
Daily and monthly averaged sea ice concentrations from the Nimbus-5 Electrically Scanning Microwave Radiometer (ESMR) are available for the Arctic and Antarctic from 12 December 1972 through 31 December ...


44. Nimbus-7 SMMR Derived Monthly Global Snow Cover and Snow Depth, Version 1 [NSIDC-0024_1]
The data set consists of monthly global snow cover and snow depth derived from Nimbus-7 SMMR data for 1978 through 1987. The SMMR data are interpolated for spatial and temporal gaps, and averaged ...


45. Nimbus-7 SMMR Polar Gridded Radiances and Sea Ice Concentrations, Version 1 [NSIDC-0007_1]
This data set contains gridded brightness temperatures and sea ice concentrations for both polar regions. Brightness temperature and sea ice concentration grids have 25 x 25 km grid elements in polar ...


46. Northern Circumpolar Soils Map, Version 1 [GGD602_1]
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 Europe, Russia, Mongolia, ...


47. Norwegian North Polar Expedition 1893-1896: Oceanographic Data, Version 1 [G02120_1]
This data set contains water depth, temperature, specific gravity, salinity, and density measurements from the North Polar Basin and the Barents Sea, gathered by Nansen and crew on the Norwegian North ...


48. Polar Pathfinder Daily 25 km EASE-Grid Sea Ice Motion Vectors, Version 2 [NSIDC-0116_2]
Daily ice motion vectors are computed from a wide variety of sensors ranging from passive microwave radiometers, such as the Scanning Multichannel Microwave Radiometer (SMMR), to International Arctic ...


49. Polar Pathfinder Daily 25 km EASE-Grid Sea Ice Motion Vectors, Version 3 [NSIDC-0116_3]
This data set provides daily sea ice motion vectors derived from a wide variety of sensors in both gridded and non-gridded (raw) files. For the gridded data, weekly and monthly mean fields are also ...


50. RAMP AMM-1 SAR Image Mosaic of Antarctica, Version 2 [NSIDC-0103_2]
The mosaic provides a detailed look at ice sheet morphology, rock outcrops, research infrastructure, the coastline, and other features of Antarctica, as well as representing calibrated radar backscatter ...


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