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457 Titles Match Your Query
Showing 1 through 50 of 457 Next
1. 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 ...


2. Antarctic Subglacial Lake Classification Inventory [NSIDC-0336]
This data set is an Antarctic radar-based subglacial lake classification collection, which focuses on the radar reflection properties of each given lake. The Subglacial lakes are separated into four ...


3. IceBridge DMS L0 Raw Imagery [IODMS0]
This data set contains level zero imagery taken from the Digital Mapping System (DMS) over Antarctica and Greenland. The data were collected as part of Operation IceBridge funded aircraft survey campaigns.


4. IceBridge POS/AV L1B Corrected Position and Attitude Data [IPAPP1B]
The IceBridge POS/AV L1B Corrected Position and Attitude (IPAPP1B) data set contains georeferencing data from the Applanix 510 POS AV system flown with the Digital Mapping System (DMS) and other instruments ...


5. Images of Antarctic Ice Shelves [NSIDC-0102]
Recent changes in the extent and stability of ice shelves in the Antarctic Peninsula prompted NSIDC to begin a monitoring program using data from the AVHRR Polar 1 km Data Set. NSIDC regularly reviews ...


6. Optical Logging for Dust and Microbes in Boreholes in Glacial Ice [NSIDC-0403]
This data set contains high-resolution logs of dust and microbes measured at the Siple Dome A borehole in Antarctica. The data were obtained using a newly developed optical borehole logger, which ...


7. Siple Dome Core Date from Measurement of the d18O of Paleoatmospheric Oxygen [NSIDC-0123]
This data set is part of the West Antarctic Ice Sheet Cores (WAISCORES) project, an NSF-funded project to understand the influence of the West Antarctic ice sheet on climate and sea level change. ...


8. WAIS Divide Laser Dust Logger Data [NSIDC-0540]
This data set consists of data from optical logs made at the WAIS Divide with a laser dust logger in clear ice at depths between 1403.58 meters and 3329.8 meters.


9. 17O Excess from WAIS Divide, 0 to 25 ka BP [NSIDC-0596]
This data set contains the VSMOW-SLAP d17O, d18O, and 17O-excess data from the WAIS Divide Ice Core Project, Siple Dome and Taylor Dome, along with the published and VSMOW-SLAP normalized d17O, d18O, ...


10. 2000+ Year Detailed, Calibrated Climate Reconstruction from a South Pole Ice Core Set in an Antarctic - Global Scale Context [mayewski_0636506]
SPRESSO ice core SPRESSO data produced by E. Korotkikh and P. A. Mayewski (Climate Change Institute, University of Maine) The South Pole SPRESSO (South Pole Remote Earth Science and Seismological ...


11. 2008 South Pole Firn Air Methane Isotopes [sowers_0739491]
This project will involve the measurement of methane and other trace gases in firn air collected at South Pole, Antarctica. The analyses will include: methane isotopes, light non-methane hydrocarbons ...


12. A Low-power, Quick-install Polar Observation System ('AMIGOS-II') for Monitoring Climate-ice-ocean Interactions [Scambos_PLR1441432]
The investigators propose to build and test a multi-sensor, automated measurement station for monitoring Arctic and Antarctic ice-ocean environments. The system, based on a previously successful design, ...


13. AVHRR Polar Pathfinder Twice-Daily 25 km EASE-Grid Composites [NSIDC-0094]

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



14. AVHRR Polar Pathfinder Twice-Daily 5 km EASE-Grid Composites [NSIDC-0066]

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



15. AWI Moored ULS Data, Weddell Sea (1990-1998) [G01359]
This data set consists of moored Upward Looking Sonar (ULS) data from 14 stations in the Weddell Sea. Parameters in the processed data files are water pressure, water temperature, draft, and a flag ...


16. Ablation Rates of Taylor Glacier, Antarctica [NSIDC-0326]
This data set provides glacier surface ablation rates for a network of approximately 250 sites on Taylor Glacier, spanning a period from 2003 to 2011. Here sublimation is the dominant ablation mechanism, ...


17. Abrupt Change in Atmospheric CO2 During the Last Ice Age [NSIDC-0539]
During the last glacial period atmospheric carbon dioxide and temperature in Antarctica varied in a similar fashion on millennial time scales, but previous work indicates that these changes were gradual. ...


18. Advanced Microstructural Characterization of Polar Ice Cores [baker_0738975]
This award supports a project to use advanced microscopic and spectroscopic techniques to explore critical questions about microstructure in ice cores, in particular the microstructural locations ...


19. Aerogeophysical survey of western Marie Byrd Land, Antarctica [SOAR1999WMB]
An aerogeophysical survey of the western Marie Byrd Land region of Antarctica was flown in Dec. 1998-Jan. 1999, measuring surface and base of ice elevation by radar and strength ...


20. Airborne Coherant Radar Sounding Data [atrs]
Developmental airborne coherent radar sounding data collected over a variety of sounding targets in Antarctica, including a full gridded survey of subglacial Lake Vostok and its environs. ...


21. Airborne Geophysical Data acquired by the NSF Support Office for Aerogeophysical Research (SOAR), University of Texas Institute for Geophysics, 1994-2000. [SOAR1_UTIG]
This dataset consists of airborne geophysical data collected between 1994 and 2000 by the National Science Foundation's Support Office for Aerogeophysical Research (SOAR) at the University of Texas ...


22. Airborne Radar-Derived Accumulation Rates over Pine Island and Thwaites Glaciers [joughin_0631973]
This data set includes radar-derived annual accumulation rates over Thwaites Glacier between 1980 and 2009 and a gridded climatology (1985-2009) of snow accumulation over Pine Island and Thwaites ...


23. Alkanes in Firn Air Samples, Antarctica and Greenland [NSIDC-0504]
This data set contains ethane, propane, and n-butane measurements in firn air from the South Pole and the West Antarctic Ice Sheet (WAIS) Divide in Antarctica, and from Summit, Greenland. The WAIS ...


24. Allan Hills Stable Water Isotopes [NSIDC-0541]
This data set includes stable water isotope values at 10 m resolution along an approximately 5 km transect through the main icefield of the Allan Hills Blue Ice Area, and at 15 cm within a 225 m core ...


25. Amundsen Sea Sector Data Set [NSIDC-0312]
This data set includes a nested model, that starts at low resolution for the whole Antarctic Ice Sheet, and then embeds higher resolution data at limited domains. There are at least three levels of ...


26. An Investigation into the Seismic Signatures Generated by Iceberg Calving and Rifting [fricker_0739769]
This award supports a project to strengthen collaborations between the various research groups working on iceberg calving. Relatively little is known about the calving process, especially the physics ...


27. Analysis of Siple Dome Ice Core: Carbonyl Sulfide (COS), Methyl Chloride (CH3Cl), and Methyl Bromide (CH3Br) [NSIDC-0279]
This data set is part of the WAISCORES (West Antarctic Ice Sheet cores) project, research funded by the National Science Foundation (NSF) and designed to improve understanding of how the West Antarctic ...


28. Anisotropy, Abrupt Climate Change, and the Deep Ice in West Antarctica [waddington_0636996]
This record includes two datasets and accompanying code. The anisotropic flow dataset provides velocity and fabric evolution of anisotropic ice for several numerical experiments. The experiments ...


29. Annual Layers at Siple Dome, Antarctica, from Borehole Optical Stratigraphy [NSIDC-0515]
Researchers gathered data on annual snow layers at Siple Dome, Antarctica, using borehole optical stratigraphy. This data set contains annual layer depths and firn optical brightness. The brightness ...


30. Antarctic 1 km Digital Elevation Model (DEM) from Combined ERS-1 Radar and ICESat Laser Satellite Altimetry [NSIDC-0422]
This data set provides a 1 km resolution Digital Elevation Model (DEM) of Antarctica. The DEM combines measurements from the European Remote Sensing Satellite-1 (ERS-1) Satellite Radar Altimeter (SRA) ...


31. Antarctic 5-km Digital Elevation Model from ERS-1 Altimetry [NSIDC-0076]
This data set provides a Digital Elevation Model (DEM) for Antarctica to 81.5 degrees south latitude, at a resolution of 5 km. Approximately twenty million data points were used to generate this data ...


32. Antarctic Active Subglacial Lake Inventory from ICESat Altimetry [NSIDC-0523]
This data set contains lake boundaries, volume changes, and gridded elevations for 124 active subglacial lakes beneath the Antarctic ice sheet. Lakes were identified using laser altimetry data obtained ...


33. Antarctic Aerogeophysics Data [NSIDC-0240]
The data that the Support Office for Aerogeophysical Research (SOAR) provides include various aerogeophysical measurements taken in the West Antarctic Ice Shelf (WAIS) from 1994 to 2001. The instruments ...


34. Antarctic Ice Cores: Methyl Chloride and Methyl Bromide [NSIDC-0313]
This data set is an analysis of methyl chloride (CH3Cl) and methyl bromide (CH3Br) in Antarctic ice core samples. Investigators reported mixing ratios of methyl chloride gas extracted from samples ...


35. Antarctic Ice Velocity Data [NSIDC-0070]
This compilation of recent ice velocity data of the Antarctic ice sheet is intended for use by the polar scientific community. The data are presented in tabular form (ASCII), containing latitude, ...


36. Antarctic Mean Annual Temperature Map [NSIDC-0318]
The Mean Annual Temperature map was calculated by creating a contour map using compiled 10 meter firn temperature data from NSIDC and other mean annual temperature data from both cores and stations. ...


37. Antarctic Peninsula 100 m Digital Elevation Model Derived from ASTER GDEM [NSIDC-0516]
This data set provides a 100 meter resolution surface topography Digital Elevation Model (DEM) of the Antarctic Peninsula. The DEM is based on Advanced Spaceborne Thermal Emission and Reflection Radiometer ...


38. Antarctic Radar Echograms and Derived Ice Thickness Data from CReSIS [NSIDC-0414]
The Center for Remote Sensing of Ice Sheets (CReSIS) data from the 2002 and 2006 Flight missions. Basic Processing has been done to obtain the radar echograms and derived ice thickness data. Algorithms ...


39. Antarctic coastline derived from the 1997 Radarsat SAR image mosaic [liu_nsf0126149_03]
A complete, high-resolution coastline of Antarctica is extracted from an orthorectified mosaic of Radarsat-1 Synthetic Aperture Radar (SAR) images acquired in 1997. The absolute accuracy ...


40. Antarctic snow melt extent, onset and duration (1978-2004) [liu_nsf0126149_05]
The extent, onset date, end date, and duration of snow melt in Antarctica from 1978 to 2004 are derived by using satellite passive microwave SMMR and SSM/I data. The data set is given ...


41. Antarctic snow zones derived from the 1997 Radarsat SAR image mosaic [liu_nsf0126149_04]
Dry snow zones, percolation zones, wet snow zones, and blue ice patches for the Antarctic continent are delineated from the 1997 Radarsat SAR image mosaic. The data set is given as an ...


42. Arctic and Southern Ocean Sea Ice Concentrations [G00799]
Monthly sea ice concentration for Arctic (1901 to 1995) and Southern oceans (1973 to 1990) were digitized on a standard 1-degree grid (cylindrical projection) to provide a relatively uniform set of ...


43. Atlas of Community-Based Monitoring in a Changing Arctic (Arctic CBM) [ELOKA033]
This atlas showcases Arctic communities actively involved in observing social and environmental change. It was designed to highlight the many community-based monitoring (CBM) and traditional knowledge ...


44. Atmospheric CO2 Trapped in the Ice Core from Siple Dome, Antarctica [NSIDC-0202]
These data are CO2 concentrations of the air occulded in Siple Dome ice core, Antarctica. The study was conducted between January 2001 and March 2003 on a deep ice core from Siple Dome Core A, located ...


45. Atmospheric CO2 and Climate: Taylor Dome Ice Core, Antarctica [NSIDC-0315]
Using new and existing ice core CO2 data from 65 - 30 ka BP a new chronology for Taylor Dome ice core CO2 is established and synchronized with Greenland ice core records to study how high latitude ...


46. Atmospheric CO2 over the last 1000 years: A record from the WAIS Divide ice core [brook_0739766]
These data are a decadally resolved record of atmospheric CO2 concentration for the last 1000 years, obtained from the West Antarctic Ice Sheet (WAIS) Divide shallow ice core.


47. Atmospheric Mixing Ratios of Hydroperoxides above the West Antarctic Ice Sheet [NSIDC-0394]
This data set contains atmospheric mixing ratios of hydrogen peroxide and methylhydroperoxide at 21 sites on the West Antarctic Ice Sheet (WAIS) were obtained from 2000 to 2003 during the US International ...


48. Atmospheric hydroperoxides, formaldehyde and ozone in West Antarctica during summers 2000-2002 [ITASE_UCM_ATMOCHEM]
This data set consists of atmospheric observations of chemical trace gas species and meteorological parameters gathered on three 2-month-long ground traverses across the West Antarctic ...


49. Atmospheric, Snow and Firn Chemistry Studies for Interpretation of WAIS-Divide Cores, Antarctica [bales_0636929]
This award supports a project to understand how recent changes in atmospheric chemistry, and historical changes as recorded in snow, firn and ice, have affected atmospheric photochemistry over Antarctica. ...


50. Average Annual Layer Thickness of the WAIS Divide Ice Core from Visual Stratigraphy [NSIDC-0603]
This data set includes ~50 m averaged annual layer thicknesses down to 3403 m depth at the West Antarctic Ice Sheet (WAIS) Divide ice core as observed visually using diffuse transmitted light opposite ...


Showing 1 through 50 of 457 Next

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