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67 Titles Match Your Query
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1. Firn Air Isotope and Temperature Measurements from Siple Dome and South Pole [NSIDC-0098]
This data set includes d15N, d18O/2, dO2/N2/4, d40Ar/4, d38/Ar/2, d84Kr/48, and d132Xe/96 values for air drawn from the top 15 to 50 m of firn at the South Pole (summer and winter 1998) and a site ...


2. Ice Thickness and Surface Elevation, Southeastern Ross Embayment, West Antarctica [NSIDC-0099]
Ice surface elevation and ice thickness data are available for a portion of the West Antarctic Ice Sheet. The investigators utilized a laser altimeter and ice-penetrating radar mounted to a Twin ...


3. 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. ...


4. Snow-atmosphere Transfer Function for Reversibly Deposited Chemical Species in West Antarctica [NSIDC-0122]
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. ...


5. Atmospheric CO2 Trapped in the Ice Core from Siple Dome, Antarctica [NSIDC-0202]
These data are CO2 concentration 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 ...


6. Biogenic Sulfur in the Siple Dome Ice Core [NSIDC-0201]
This data set is a continuous, high-resolution record of biogenic sulfur (methanesulfonate, known as MSA and CH3SO3-) in the 1000 m deep Siple Dome A (SDMA) core, covering 100,000 to 20 years BP. ...


7. Sulfate-Based Volcanic Record from South Pole Ice Core [NSIDC-0215]
This data set contains concentrations of soluble chemical species (ions) within a 120 m ice core retrieved at the South Pole station in 2001. The ice core was dated with annual resolution using annual ...


8. Vertical Strain at Siple Dome, Antarctica, 1999-2002 [NSIDC-0214]
At the Siple Dome area of Antarctica, much of the ice flow is vertical, which causes vertical ice deformation. To measure this phenomenon, the investigators used a method known as vertical strain ...


9. 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 ...


10. 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 ...


11. Atmospheric Nitrate Isotopic Analysis at Amundsen-Scott South Pole Station, A Twenty-Five Year Record [NSIDC-0281]
This data set contains snow pit measurements of oxygen isotopes, 17O and 18O, in nitrate and ion concentrations, and surface measurements of oxygen isotopes in nitrate and in ...


12. Compilation of Antarctic Radar Data, Siple Coast, 2000-2002 [NSIDC-0274]
These data consist of ground-based, ice-penetrating radar profiles across satellite-detected lineations and terrains that were taken in the lower reaches of Ross Ice Stream C, also known as the Kamb ...


13. 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 ...


14. Ice Fabric Characteristics: Siple Dome, A Core [NSIDC-0255]
This data set contains measurements of the orientation and deformation of the crystal c-axes (fabric) of ice core samples collected from the Siple Dome Ice Core A, Antarctica (81?S, 148?W) between ...


15. Ice Thickness and Internal Layer Depth Along the 2001 and 2002 US ITASE Traverses [NSIDC-0264]
Ice thickness and internal layer depth data were collected with a ground-based, ice-penetrating radar study as part of the US International Trans-Antarctic Scientific Expedition (US ITASE) traverse ...


16. Margin Migration Rates and Dynamics: Siple Coast Ice Streams [NSIDC-0263]
This product, based on prior data collected under NSF-OPP grant 8716604 (Echelmeyer and Harrison) and NSF-OPP grant 9117911 (Harrison), includes ice velocity data between stations S17 and UpB on the ...


17. Ross Ice Drainage System (RIDS) Glaciochemical Analysis [NSIDC-0266]
The Ross Ice Drainage System (RIDS) project provides a high-resolution record of atmospheric chemical deposition taken from several ice cores and snow pits located at sites within or immediately adjacent ...


18. US International Trans-Antarctic Scientific Expedition (US ITASE) Glaciochemical Data [NSIDC-0273]
This data set contains sub-annually resolved ice core chemistry data from various sites on the Antarctic Ice Sheet during the US International Trans-Antarctic Scientific Expedition (US ITASE) deployments. ...


19. US International Trans-Antarctic Scientific Expedition (US ITASE): GPR Profiles and Accumulation Mapping [NSIDC-0269]
Snow accumulation rates typically show high variability over short distances. This data set contains accumulation rates using ground-penetrating radar (GPR) to detect isochronal layers in the firn ...


20. US International Trans-Antarctic Scientific Expedition 400 MHz Subsurface Radar Profiles [NSIDC-0254]
This data set includes subsurface radar profiles that were recorded between core sites during the November-December seasons for 1999-2002. Data were collected using an ice-penetrating radar to survey ...


21. Vostok Ice Core Chemistry, Timescale, Isotope, and Temperature Data [NSIDC-0242]
This data set contains ice core chemistry, timescale, isotope, and temperature data analyzed by several investigators. In January 1998, the collaborative ice-drilling project between Russia, the ...


22. Firn Air Inert Gas and Oxygen Observations from Siple Dome, 1996, and the South Pole, 2001 [NSIDC-0290]
This data set includes gas ratios in polar firn air: O2/N2, 15N/14N, 40Ar/N2, 40Ar/36Ar, 40Ar/38Ar, ...


23. Snow and Firn Permeability: Characteristics of Snow Megadunes and their Potential Effects on Ice Core Interpretation [NSIDC-0299]
This data set contains firn physical properties measured in two meter snow pits and from deeper, 12- to 30-meter firn cores. The physical properties measured in the snow pits include density, permeability ...


24. 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 ...


25. 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 ...


26. Glaciological Investigations of the Bulge and Trunk of Kamb Ice Stream, West Antarctica [NSIDC-0380]
This data set contains radar data from the Kamb Ice Stream (KIS), formerly known as Ice Stream C, in West Antarctica. The project was part of a larger study to assess the likelihood of ice stream ...


27. Ice Shelf Rift Time-Lapse Photography, Antarctica [NSIDC-0351]
From November 2004 to March 2005, on the Ross Ice Shelf, Antarctica, an automated "web cam" was operated on the southward facing lip of a large ice-shelf rift to produce a photographic record of processes ...


28. Iceberg Firn Temperatures, Antarctica [NSIDC-0352]
Since November of 2005, 12 thermistors were planted in the upper 2.5 meters of the firn on iceberg C16, Antarctica. Temperature data are collected every 20 minutes and are transmitted via ARGOS satellite ...


29. Methyl Chloride Measurements from the Siple Dome A Deep Core, Antarctica [NSIDC-0356]
This data set is an analysis of methyl chloride concentration measured in air extracted from ice core samples from the Siple Dome A deep core in West Antarctica. In total, forty six (46) ice samples, ...


30. Ross Ice Shelf Firn Temperature, Antarctica [NSIDC-0354]
Since November of 2006, 12 thermistors were planted in the upper 16 meters of the firn on the Ross Ice Shelf near its calving front. Temperature data are collected every 20 minutes and are transmitted ...


31. SMEX03 ENVISAT ASAR Data, Alabama [NSIDC-0357]
This data set is comprised of browse images acquired over the regional study areas of Alabama, Georgia, and Oklahoma USA as part of the 2003 Soil Moisture Experiment (SMEX03). The experiment was conducted ...


32. Singular Value Decomposition Analysis of Ice Sheet Model Output Fields [NSIDC-0396]
This data set provides the results of predictive modeling experiments on the Amundsen Sea Embayment region of Antarctica. The models examine how interactions between basal processes and ice sheet ...


33. Twenty-Three Century-scale Ice Core Records of Hydrogen Peroxide (H2O2) from West Antarctica [NSIDC-0392]
This data set contains sub-annually resolved concentrations of hydrogen peroxide (H2O2), snow, firn and ice from 23 sites on the West Antarctic Ice Sheet (WAIS. Data were obtained from 2000 to 2003 ...


34. WAIS Divide Ice Core Images, Antarctica [NSIDC-0375]
This data set is comprised of optical images of ice core sections, acquired with a digital line-scan camera in the cold room facility at the U.S. National Ice Core Laboratory (NICL). Ice core sections ...


35. 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. ...


36. 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 ...


37. 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 ...


38. Atmospheric CO2 and Climate: Byrd Ice Core, Antarctica [NSIDC-0314]
Reconstructions of ancient atmospheric CO2 variations help us better understand how the global carbon cycle and climate are linked. Here we compare CO2 variations on millennial time scales between ...


39. Carbon-13 Isotopic Composition of Atmospheric Methane in Firn Air, South Pole and Siple Dome, Antarctica [NSIDC-0310]
This data set includes records of the delta carbon-13 (δ13C) of methane (CH4) in firn air from the South Pole and trapped in bubbles in a short ice core from Siple Dome, ...


40. Collaborative Research: Snow Accumulation and Snow Melt in a Mixed Northern Hardwood-Conifer Forest [NSIDC-0441]
This data set contains snow depth, Snow Water Equivalent (SWE), and forest cover characteristics for sites at the Hubbard Brook Experimental Forest in northern New Hampshire. Measurements were made ...


41. 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 ...


42. Cosmogenic Radionuclides in the Siple Dome A Ice Core [NSIDC-0307]   CHILD DIFs
This data set includes a record of cosmogenic radionuclide concentrations in the Siple Dome A ice core collected as part of the West Antarctic ice core program. The investigators measured profiles ...


43. Digital Imaging for Siple Dome Ice Core Analysis, Antarctica [NSIDC-0413]
This data set contains high-resolution digital images of thin and thick sections cut from the 1003 meter Siple Dome A main ice core. The images are useful for crystal size and orientation analysis ...


44. Giant Icebergs of the Ross Sea, in situ Drift and Weather Measurements, Antarctica [NSIDC-0350]
During 2001-2006, 6 giant icebergs (B15A, B15J, B15K, C16 and C25) adrift in the southwestern Ross Sea, Antarctica, were instrumented with global positioning system (GPS) receivers, magnetic compasses ...


45. Iceberg Harmonic Tremor, Seismometer Data, Antarctica [NSIDC-0349]
Seismometers were placed on a 25 km by 50 km iceberg called C16 in the Ross Sea, Antarctica, to identify the Iceberg harmonic Tremor (IHT) source mechanism and to understand the relevance of IHT to ...


46. Laboratory Study of Stick-Slip Behavior and Deformation Mechanics of Subglacial Till [NSIDC-0460]
This data set includes the results of laboratory experiments examining the constitutive properties of subglacial till, under dynamic stressing. The data include the results of shear strain and stress ...


47. McMurdo Dry Valleys Long-Term Ecological Research (MCM LTER) Core Glacier Mass Balance Data, Antarctica [NSIDC-0421]
As part of the Long Term Ecological Research (LTER) project in the McMurdo Dry Valleys of Antarctica, a systematic sampling program has been undertaken to monitor mass balance of the Taylor Valley ...


48. Methane Isotopes from the WAIS Divide Ice Core [NSIDC-0435]
This data set includes methane (CH4) isotope data from the West Antarctic Ice Sheet (WAIS) Divide ice core, WDC05A, in Antarctica. The data include depth, gas age, and the isotopic composition of ...


49. Methane Measurements from the GISP2 and Siple Dome Ice Cores [NSIDC-0440]
This data set contains methane measurements made in trapped air in the Holocene sections of two ice cores: the Siple Dome ice core in Antarctica, and the Greenland Ice Sheet Project 2 (GISP2) ice ...


50. Microstructural Location and Composition of Impurities in Polar Ice Cores [NSIDC-0436]
This data set contains measurements of impurities and ions in three polar ice cores: the Vostok 5G ice core and the Byrd ice core from Antarctica, and the Greenland Ice Sheet Project 2 (GISP2) D core. ...


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