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291 Titles Match Your Query
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1. Noble Gases in the WAIS Divide Ice Core as Indicators of Local and Mean-ocean Temperature [severinghaus_0944343]
This award supports a project to develop both a record of past local temperature change at the WAIS Divide site, and past mean ocean temperature using solubility effects on atmospheric krypton and ...


2. Firn permeability and density at WAIS DIvide [NSIDC-0602]
This data set contains laboratory measurements of the density and permeability made from firn cores from the lock-in zone through pore close-off at the WAIS Divide and Megadunes sites.


3. Collaborative Research in IPY: Abrupt Environmental Change in the Larsen Ice Shelf System, a Multidisciplinary Approach -- Cryosphere and Oceans [truffer_0732602]
This award supports the cryospheric and oceanographic components of an integrated multi-disciplinary program to address the rapid and fundamental changes now taking place in Antarctic Peninsula (AP). ...


4. Collaborative Research: Continued Study of Physical Properties of the WAIS Divide Deep Core [spencer_1043313]
This award supports a project to complete the physical-properties studies of the WAIS Divide deep ice core, now being collected in West Antarctica.


5. Collaborative Research: Western Divide West Antarctic Ice Cores (WAISCORES) Site Selection [conway_0087345]
This award supports a program of ground-based geophysical measurements to map in detail the spatial variations of ice flow, accumulation rate, internal layering and ice thickness at the sites which ...


6. Firn Metamorphism: Microstructure and Physical Properties [albert_0944078]
This award supports a project to investigate the transformations from snow to firn to ice and the underlying physics controlling firn's ability to store atmospheric samples from the past.


7. Synthesis of Thwaites Glacier Dynamics: Diagnostic and Prognostic Sensitivity Studies of a West Antarctic Outlet System [parizek_0758274]
This data set consists of experimental output from a higher-order finite-element model that was utilized in conjunction with existing data sets to isolate essential physical processes affecting Thwaites ...


8. Collaborative Research in IPY: Abrupt Environmental Change in the Larsen Ice Shelf System, a Multidisciplinary Approach -- Cryosphere and Oceans [LARISSA_0732921]
This award supports the cryospheric and oceano-graphic components of an integrated multi-disciplinary program to address these rapid and fundamental changes now taking place in Antarctic Peninsula ...


9. 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, ...


10. Central West Antarctic Glaciochemistry from Ice Cores [NSIDC-0093]
Glaciochemical and accumulation rate records developed from four ice cores in central West Antarctica are used to reconstruct former atmospheric circulation patterns in this region for the last 40 ...


11. Decadal-Length Composite West Antarctic Air Temperature Records [NSIDC-0097]
This data set includes daily, monthly, and yearly mean surface air temperatures for four interior West Antarctic sites between 1978 and 1997. Data include air surface temperatures measured at the ...


12. Dominion Range Snow Pit and Ice Core, 1984 and 1985 [NSIDC-0087]
Information from snow pits and an ice core were collected at Dominion Range (location - 166 10' East, 85 15' South, elevation - 2,700m) in 1984-1985. The 6 meter snow pit was dug and sampled in 1984-1985 ...


13. Dronning Maud Land, Antarctica, Ice Core, 1991 and 1992 [NSIDC-0089]
Major ion concentration values (Na, Mg, Ca, Cl, NO3, SO4, MSA) were analyzed from a 20-meter ice core drilled in Dronning Maud Land, Antarctica (location - 65 01' East, 75 00' South, elevation - 2,900 ...


14. 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 ...


15. 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 ...


16. Newall Glacier Snow Pit and Ice Core, 1987 to 1989 [NSIDC-0088]
Snow pit and ice core data from the Newall Glacier (location - 162 30' East, 77 35' South) were collected during 1987 and 1988. These include information on chemistry, Beta profiles and stratigraphy. ...


17. Siple Dome Glaciology and Ice Stream History 1994, 1996 [NSIDC-0085]
The Siple Dome Glaciology and Ice Stream History project was part of Western Divide West Antarctic Ice Cores (WAISCORES), an NSF-funded project to understand the influence of the West Antarctic ice ...


18. South Pole Snow Pit, 1988 and 1989 [NSIDC-0086]
Information from 6-meter snow pits dug close to the South Pole in austral summer 1988-1989 by the Glacier Research Group of the University of New Hampshire (location - 38 km on grid 90 from South ...


19. Antarctic Ten Meter Temperature Data [NSIDC-0104]
Firn temperature from a depth of about ten meters provides a close estimate of mean annual surface air temperature. This data collection is a compilation of temperature measurements dating back prior ...


20. Blue Ice Tephra II - Brimstone Peak [NSIDC-0114]
This data set is the result of a study of volcanic ash and rock fragment (tephra) layers in exposed blue ice areas on Brimstone Peak (75.888S 158.55E) in East Antarctica. Tephra samples were collected ...


21. Blue Ice Tephra II - Mt. DeWitt [NSIDC-0115]
This data set is the result of a study of volcanic ash and rock fragment (tephra) layers in exposed blue ice areas on Mt. DeWitt, Antarctica (77.12 deg S, 159.51 deg E). Tephra samples were collected ...


22. Carbon-Isotopic Composition of Atmospheric CO2 since the Last Glacial Maximum [NSIDC-0108]
These data describe the concentration and carbon-isotopic composition (d13CO2) of atmospheric CO2 from air trapped in ice between 27,000 and 1,300 years before present from Taylor Dome, Antarctica. ...


23. Concentration and Isotopic Composition of O2 and N2 in Trapped Gases of the Vostok Ice Core [NSIDC-0107]
These data describe the d18O of O2, d15N of N2, d18Oatm, and O2/N2 ratios of trapped gases in the Vostok ice core from East Antarctica. The investigator used a mass spectrometer to measure gas concentrations ...


24. Digital Images of Thin Sections from Siple Dome [NSIDC-0127]
This data set is part of the WAISCORES project, an NSF-funded project to understand the influence of the West Antarctic ice sheet on climate and sea level change. WAISCORES researchers acquired and ...


25. 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 ...


26. 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 ...


27. 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 ...


28. Methane and Carbonyl Sulfide Analysis of Siple Dome Ice Core Subsamples [NSIDC-0131]
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. ...


29. Micrometeorites from the South Pole Water Well [NSIDC-0113]
Micrometeorites dated between 1100 A.D. to 1500 A.D. were collected from the bottom of the South Pole Water Well in December 1995. Element analyses of 181 cosmic glass spherule and micrometeorite ...


30. Physical and Structural Properties of the Siple Dome Ice Cores [NSIDC-0128]
This data set is part of the WAISCORES project, an NSF-funded project to understand the influence of the West Antarctic ice sheet on climate and sea level change. WAISCORES researchers acquired and ...


31. Roosevelt Island Bedrock and Surface Elevations [NSIDC-0140]
This data set consists of bedrock and surface elevation readings taken by ground penetrating radar and Global Positioning System (GPS) on Roosevelt Island, an ice dome within the Ross Ice Shelf. Locations ...


32. Roosevelt Island Ice Core Density and Beta Count Data [NSIDC-0139]
This data set measures the radioactive decay of nuclear material from Northern and Southern hemisphere nuclear testing. Firn cores were taken from three locations on Roosevelt Island, an ice dome ...


33. 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. ...


34. Siple Dome Cores Electrical Measurement Data [NSIDC-0133]
This data set is part of the WAISCORES project, an NSF-funded project to understand the influence of the West Antarctic ice sheet on climate and sea level change. WAISCORES researchers acquired and ...


35. Siple Dome Highlights: Stable isotopes [NSIDC-0134]
This data set is part of the WAISCORES project, an NSF-funded project to understand the influence of the West Antarctic ice sheet on climate and sea level change. WAISCORES researchers acquired and ...


36. Siple Dome Ice Core Age-Depth Scales [NSIDC-0130]
This data set is part of the WAISCORES project, an NSF-funded project to understand the influence of the West Antarctic ice sheet on climate and sea level change. WAISCORES researchers acquired and ...


37. Siple Dome Methane Record [NSIDC-0124]
This data set is part of the WAISCORES project, an NSF-funded project to understand the influence of the West Antarctic ice sheet on climate and sea level change. WAISCORES researchers acquired and ...


38. Siple Shallow Core Density Data [NSIDC-0129]
This data set is part of the WAISCORES project, an NSF-funded project to understand the influence of the West Antarctic ice sheet on climate and sea level change. WAISCORES researchers acquired and ...


39. Snow and Firn Temperature and Permeability Measurements from Siple Dome, Antarctica [NSIDC-0100]
This data set includes measurements of snow and firn temperature and permeability collected between November 1998 and June 1999 at Siple Dome. The physical characteristics of snow determine the nature ...


40. 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. ...


41. Surface Elevation and Ice Thickness, Western Marie Byrd Land, Antarctica [NSIDC-0119]
This data set provides surface elevation and ice thickness data for a portion of the Marie Byrd Land sector of West Antarctica, including the Ford Ranges, the Sulzberger Ice Shelf, much of the Edward ...


42. Taylor Dome Ice Core Data [NSIDC-0132]
The collection site is Taylor Dome, an ice-accumulation area on the East Antarctic ice sheet. The dome is a ridge about 20 x 80 km, which lies inland of the Transantarctic Mountains. Deep drilling ...


43. Tephra in Siple and Taylor Dome Ice Cores [NSIDC-0110]
This data set consists of electron microprobe geochemical analyses of glass shards sampled from Siple Dome and Taylor Dome ice cores during the 1999-2000 field season. Geochemical data are in tab-delimited ...


44. Three-Hourly Antarctic Automatic Weather Station Data, 1980-2000 [NSIDC-0111]
The Automatic Weather Station (AWS) Project, funded by the NSF Office of Polar Programs, involves collecting meteorological data from an array of automatic weather stations in Antarctica, Greenland, ...


45. Visible Stratigraphic Dating, Siple Dome and Upstream C Cores [NSIDC-0121]
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. ...


46. Volcanic Records in the Siple and Taylor Dome Ice Cores [NSIDC-0126]
This data set is part of the WAISCORES project, an NSF-funded project to understand the influence of the West Antarctic ice sheet on climate and sea level change. WAISCORES researchers acquired and ...


47. WAISCORES: Deep Ice Coring in West Antarctica [NSIDC-0120]
The WAISCORES project is part of the National Science Foundation Office of Polar Programs' West Antarctic Ice Sheet (WAIS) initiative, which is aimed at understanding the influence of the West Antarctic ...


48. Continuous flow measurements of MSA in the WAIS Divide (WDC06A) ice core [saltzman_0839122]
This dataset includes depths, ages, and concentrations of methanesulfonate. The analyses were conducted using the DRI continous melter system with electrospray MS/MS detection in negative ion mode. ...


49. 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 ...


50. 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. ...


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