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1. R/V Laurence M. Gould LMG1401 [LMG1401]   PARENT DIF
The NSF-supported research icebreaker Laurence M. Gould operates year-round in support of the U.S. Antarctic Program, carrying out global change studies in biological, chemical, physical, and oceanographic ...


2. R/V Laurence M. Gould LMG1402 [LMG1402]   PARENT DIF
The NSF-supported research icebreaker Laurence M. Gould operates year-round in support of the U.S. Antarctic Program, carrying out global change studies in biological, chemical, physical, and oceanographic ...


3. R/V Nathaniel B. Palmer NBP1305 [NBP1305]   PARENT DIF
The NSF-supported research icebreaker Nathaniel B. Palmer operates year-round in support of the U.S. Antarctic Program, carrying out global change studies in biological, chemical, physical, and oceanographic ...


4. R/V Nathaniel B. Palmer NBP1310 [NBP1310]   PARENT DIF
The NSF-supported research icebreaker Nathaniel B. Palmer operates year-round in support of the U.S. Antarctic Program, carrying out global change studies in biological, chemical, physical, and oceanographic ...


5. R/V Nathaniel B. Palmer NBP1310B [NBP1310B]   PARENT DIF
The NSF-supported research icebreaker Nathaniel B. Palmer operates year-round in support of the U.S. Antarctic Program, carrying out global change studies in biological, chemical, physical, and oceanographic ...


6. R/V Nathaniel B. Palmer NBP1402 [NBP1402]   PARENT DIF
The NSF-supported research icebreaker Nathaniel B. Palmer operates year-round in support of the U.S. Antarctic Program, carrying out global change studies in biological, chemical, physical, and oceanographic ...


7. R/V Nathaniel B. Palmer NBP1403 [NBP1403]   PARENT DIF
The NSF-supported research icebreaker Nathaniel B. Palmer operates year-round in support of the U.S. Antarctic Program, carrying out global change studies in biological, chemical, physical, and oceanographic ...


8. IPAB Antarctic Drifting Buoy Data [NSIDC-0084]
The World Climate Research Programme (WCRP) International Programme for Antarctic Buoys (IPAB), through participating research organizations in various countries, maintains a network of drifting buoys ...


9. Radarsat Antarctic Mapping Project Digital Elevation Model Version 2 [NSIDC-0082]
The high-resolution Radarsat Antarctic Mapping Project (RAMP) Digital Elevation Model (DEM) combines topographic data from a variety of sources to provide consistent coverage of all of Antarctica. ...


10. Coordinated Eastern Arctic Experiment (CEAREX) Data [NSIDC-0020]
CEAREX was a multi-platform field program conducted in the Norwegian Seas and Greenland north to Svalbard from September 1988 through May 1989. Canada, Denmark, France, Norway and the United States ...


11. CLPX-Airborne: Airborne GPS Bistatic Radar [NSIDC-0156]
This data set consists of measurements of GPS signals reflected from the Earth's surface and collected on an airborne platform. A modified GPS Delay Mapping Receiver (DMR) tracks and measures the ...


12. Ice Motion and Topography Near Margin Areas of Kamb Ice Stream, Antarctica [NSIDC-0141]
This data set includes ice motion and topography measurements that were taken by measuring movement and altitude of poles set in the West Antarctic Ice Shelf. The data was acquired by Global Positioning ...


13. Ice Velocity Data from Ice Stream C, West Antarctica [NSIDC-0106]
Ice velocity data from ice stream C, including the body of the ice stream and its area of onset, are available. The investigator calculated velocities from precise ice displacement measurements made ...


14. NOAA/NGS Continuously Operating Reference Station (CORS) [gov.noaa.ngdc.stp.terrestrial.G10019]
The National Geodetic Survey (NGS), an office of NOAA's National Ocean Service, manages a network of Continuously Operating Reference Stations (CORS) that provide Global Navigation Satellite System ...


15. Space Environment Modeling [gov.noaa.ngdc.stp.swx.space_environment_modeling]
Collection includes presentation materials and outputs from operational space environment models produced by the NOAA Space Weather Prediction Center (SWPC) and other related model datasets. Included ...


16. Adelie penguin colonies in the Robinson Group, Antarctica: surveys conducted during 2005/06 and 2006/07 [robinson_adelie_colonies]
GPS surveys of Adelie Penguin colonies in the Robinson Group, Antarctica were carried out by field biologists from the Australian Antarctic Division during the 2005/06 and 2006/07 seasons. In 2005/06 ...


17. OSTM/Jason-2 Level-2 Geophysical Data Records [gov.noaa.class.J2-XGDR]
ABSTRACT: OSTM/JASON-2 is a follow-on mission continuing the TOPEX/Poseidon and Jason-1, and is designed to ensure continuity of high quality measurements for ocean science and to provide operational ...


18. Survey report 1997/98 summer season Voyage 2 to 5 [survey_1997-98_V2_V5]
Introduction The purpose of the 97/98 Antarctic survey season was to provide survey control and vertical and oblique aerial photography around Mawson, Davis, Beaver Lake, and the Prince Charles Mountains ...


19. SMEX02 Land Surface Information: Geolocation, Surface Roughness, and Photographs [NSIDC-0204]
This data set combines various ancillary data (geolocation, surface roughness, and photographs) collected for the Iowa Soil Moisture Experiment 2002 (SMEX02) study region. The geolocation files provide ...


20. AWS Data: Characteristics of Snow Megadunes and Their Potential Effect on Ice Core Interpretation [NSIDC-0283]
The Antarctic megadune research was conducted during two field seasons, one in November 2002 and the other during the period of December 2003 through January 2004. The megadune field site is located ...


21. GPR and GPS Data: Characteristics of Snow Megadunes and their Potential Effects on Ice Core Interpretation [NSIDC-0282]
The Antarctic megadune research was conducted during two field seasons, one in November 2002 and the other in December 2003 through January 2004. The megadune field site is located on the East Antarctic ...


22. SMEX02 Airborne GPS Bistatic Radar Data, Iowa [NSIDC-0275]
This data set contains measurements of Global Positioning System (GPS) signals reflected from the Earth?s surface and collected on an airborne platform. The measurements were taken over the Soil Moisture ...


23. Subglacial Topography: Airborne Geophysical Survey of the Amundsen Sea Embayment, Antarctica [NSIDC-0292]
This data set includes 5 km gridded data from the Airborne Geophysical Survey of the Amundsen Sea Embayment, Antarctica (AGASEA) conducted during the 2004-2005 austral summer. Investigators derived ...


24. Late Holocene Climate Variability, Dry Valleys, Antarctica [NSIDC-0399]
This data set includes high-resolution ice core records from the Dry Valleys region of Antarctica, and provides interpretations of interannual to decadal-scale climate variability during the last ...


25. SMEX03 Airborne GPS Bistatic Radar Data [NSIDC-0376]
This data set contains measurements of Global Positioning System (GPS) signals reflected from the Earth?s surface and collected on an airborne platform. The measurements were taken over the Soil Moisture ...


26. SMEX03 Geolocation Information: Georgia [NSIDC-0367]
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 NSIDC. Thus, support ...


27. SMEX03 Geolocation Information: Oklahoma [NSIDC-0366]
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 NSIDC. Thus, support ...


28. AMSRIce06 Aerial Photographs [NSIDC-0459]
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 NSIDC. Thus, support ...


29. AMSRIce06 Airborne Topographic Mapper (ATM) Lidar Data [NSIDC-0461]
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 NSIDC. Thus, support ...


30. Airborne Laser Altimetry of the Thwaites Glacier Catchment, West Antarctica [NSIDC-0334]
This data set includes airborne altimetry collected over the catchment and main trunk of Thwaites Glacier, one of Antarctica's most active ice streams. The airborne altimetry comprises 35,000 line-kilometers ...


31. Climate, Drift, and Image Data from Antarctic Icebergs A22A and UK211, 2006-2007 [NSIDC-0466]
This data set includes a variety of station data from two Antarctic icebergs. In 2006, researchers installed specialized weather stations called Automated Meteorological Ice Geophysical Observing ...


32. Continuous GPS (static) Data from the Ross Ice Shelf, Antarctica [NSIDC-0347]
In October 2005, three geodetic GPS receivers were deployed on the Ross Ice Shelf near the ice front to observe short-term fluctuations in ice-shelf velocity associated with tidal forcing and other ...


33. Radar Investigations of Antarctic Ice Stream Margins, Siple Dome, 1998 [NSIDC-0303]
This data set consists of surface-based radar measurements, including geometry of the bed, surface, and internal layers, and bed reflectivity measurements at two sites along ice stream margins at ...


34. SMEX04 Land Use Classification Data, Arizona [NSIDC-0409]
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 NSIDC. Thus, support ...


35. Surface Velocities of Taylor Glacier, Antarctica [NSIDC-0324]
This data set contains surface velocities of Taylor Glacier, Antarctica, for the year 2003. Measurement period was approximately 12 months. There are approximately 250 locations in this data set. ...


36. Grounding Line Strain Grid Surveys, Kamb Ice Stream, Antarctica [NSIDC-0494]
This data set provides the results from a strain grid survey deployed across the Kamb Ice Stream grounding line on the West Antarctic Ice Sheet. The grid was deployed in 2006 and resurveyed in 2007 ...


37. Histories of Accumulation, Thickness, and WAIS Divide Location, Antarctica [NSIDC-0473]
This data set contains radar internal layer and ice sheet topography data for two sites in Antarctica, along with associated model results from two studies. This project used geophysical inverse theory ...


38. Ice-Penetrating Radar Data Across Siple Coast Grounding Lines [NSIDC-0474]
These data consist of ice-penetrating radar data collected on the ground across the grounding line near Siple Dome during the 2006 and 2007 Antarctic summer field seasons. Primarily, the data consist ...


39. Multiple Isotope Analysis of Sulfate in the West Antarctic Ice Sheet Divide Ice Core [NSIDC-0479]
This data set contains measurements of multiple sulfur and oxygen isotopes from sulfates, from an ice core drilled at the West Antarctic Ice Sheet (WAIS) Divide site in 2005. The initial sulfate measurements, ...


40. AGASEA Ice Thickness Profile Data from the Amundsen Sea Embayment, Antarctica [NSIDC-0517]
This data set contains line-based radar-derived ice thickness and bed elevation data, collected as part of the Airborne Geophysical Survey of the Amundsen Embayment (AGASEA) expedition, which took ...


41. GPS Ice Flow Measurements, Allan Hills, Antarctica [NSIDC-0507]
This data set includes includes high-precision GPS measurements of steel poles within the Allan Hills Main Ice Field, Near Western Ice Field, and extending to the eastern edge of the Middle Western ...


42. GPS-Measured Ice Velocities and Strain Data from the Ross and Amundsen Sea Ice Flow Divide, West Antarctica [NSIDC-0503]
This data set includes ice flow velocities and strain configurations, from GPS measurements on the West Antarctic Ice Sheet (WAIS) Divide. Ninety markers installed in the firn were measured during ...


43. Thwaites International Polar Year (IPY) Geophysics, Antarctica [NSIDC-0524]
This data set presents ice sheet history and dynamics on the Thwaites Glacier and Pine Island Glacier in the Amundsen Sea sector of the West Antarctic Ice Sheet.


44. SMEX04 Land Use Classification Data, Sonora [NSIDC-0578]
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 NSIDC. Thus, support ...


45. SEDNA: Sea ice Experiment - Dynamic Nature of the Arctic [G02200]
The Sea Ice Experiment - Dynamic Nature of the Arctic (SEDNA) is an international collaborative effort to improve the understanding of the interaction between sea ice dynamics and Arctic climate. ...


46. Airborne Surface Profiling of Alaskan Glaciers [G01378]
This data set consists of glacier outline, laser altimetry profile, and surface elevation change data for 46 glaciers in Alaska and British Columbia, Canada, measured with an airborne laser altimetry ...


47. First ISCCP Regional Experiment - Arctic Cloud Experiment Utrecht University Tethered Balloon [FIRE_ACE_UTRECHT_BALLOON]
The First ISCCP Regional Experiments have been designed to improve data products and cloud/radiation parameterizations used in general circulation models (GCMs). Specifically, the goals of FIRE are ...


48. NARSTO SOS99NASH WP-3D Orion Air Chemistry Data [NARSTO_SOS99NASH_WP3D_CHEM]
The NARSTO_SOS99NASH_WP3D_CHEMISTRY_DATA were obtained between June 26 and July 19, 1999 during the WP3-D aircraft component of the Nashville 1999 study sponsored in part by the Southern Oxidant Study. ...


49. International Polar Year Historical Data and Literature [G02201]
The International Polar Year Historical Data and Literature collection (formerly known as the Discovery and Access of Historic Literature from the IPYs (DAHLI) project) is an online data collection ...


50. Silalirijiit Project: Kangiqtugaapik (Clyde River), Nunavut, Canada, Weather Station Network [ELOKA019]
The Kangiqtugaapik (Clyde River), Nunavut, Canada, Weather Station Network is a collection of weather station data from the locations of Akuliaqattak, Silasiutitalik, and Ailaktalik in the Clyde River ...


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