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29 Titles Match Your Query
Showing 1 through 29 of 29
1. 10 m firn temperature data: LGB traverses 1990-95 [LGB_10m_traverse]
The Lambert Glacier Basin (LGB) series of five oversnow traverses were conducted from 1989-95. Ten metre depth (10 m) firn temperatures, as a proxy indicator of annual mean surface temperature at ...


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. Sedimentological and Glacial Geological Studies at the Law Dome Ice Margin [ASAC_339]
Metadata record for data from ASAC Project 339 See the link below for public details on this project. From the abstracts of some of the referenced papers: This paper ...


4. The relationship between climatic/environmental signals from high resolution snow pit studies and meteorological conditions [ASAC_1172]
Metadata record for data from ASAC Project 1172 See the link below for public details on this project. ---- Public Summary from Project ---- The aim of ice core drilling is to extract information ...


5. Antarctica - Wilkes Land snow / firn temperatures [AAD_Ant_WLD_firn_temp]
Measurements of temperature within the snow / firn cover in Wilkes Land East Antarctica were made along the routes of oversnow traverses operating out of Casey (66.6 S 110 E). In general, measurements ...


6. Firn core data from shallow drilling investigations in eastern Wilkes Land, East Antarctica [AADC-00065]
A shallow firn core drilling program was conducted in eastern Wilkes Land in 1985 by an ANARE glaciological team. In conjunction with surveys carried out on ice sheet topography and snow surface ...


7. 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.


8. 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 ...


9. Methane Isotopes in South Pole Firn Air, 2008 [NSIDC-0502]
This data set contains depth profiles for delta carbon-13 (δ13C) and delta deuterium (δD) of methane (CH4) in South Pole firn air. The investigators obtained air samples from ...


10. IPY: Stability of Larsen C Ice Shelf in a Warming Climate [steffen_0732946]
Our ground penetrating radar surveys focused on key structural features of the ice shelf, including basal crevasses, marine ice and rifts. Here we present our published work on basal crevasses. ...


11. Collaborative Research: Norwegian-United States IPY Scientific Traverse: Climate Variability and Glaciology in East Antarctica [albert_0538495]
This award supports a project of scientific investigations along two overland traverses in East Antarctica: one going from the Norwegian Troll Station (72deg. S, 2deg. E) to the United States South ...


12. Collaborative Research: Anisotropy, Abrupt Climate Change, and the Deep Ice in West Antarctica [pettit_0940650]
This award supports a project to constrain the accumulation rate, thickness, and temperature history for Siple Dome using a vertical velocity profile that includes the effects of an evolving fabric ...


13. Self-consistent Ice Dynamics, Accumulation, Delta-age, and Interpolation of Sparse Age Data using an Inverse Approach [waddington_0636997]
We provide a the synthetic, sparse depth-age data generated using a 1-d ice-flow model. The age data include red noise to simulate real depth-age data. The inferred depth-age data profile are included. ...


14. 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 ...


15. Collaborative Research: Norwegian-United States IPY Scientific Traverse: Climate Variability and Glaciology in East Antarctica [liston_0537532]
This award supports a project of scientific investigations along two overland traverses in East Antarctica: one going from the Norwegian Troll Station (72deg. S, 2deg. E) to the United States South ...


16. Spatial Variability in Firn Properties from Borehole Optical Stratigraphy at the Inland WAIS Core Site [waddington_0538639]
Award Abstract #0538639 Spatial Variability in Firn Properties from Borehole Optical Stratigraphy at the Inland WAIS Core Site This award supports a project to study the patterns of accumulation ...


17. 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 ...


18. 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. ...


19. A Unique Opportunity for In-Situ Measurement of Seasonally-Varying Firn Densification at Summit, Greenland [waddington_0352584]
This is a collaborative proposal by Principal Investigators at the University of Washington and the Desert Research Institute. They will make detailed measurements of the temporal and spatial variations ...


20. Firn Accumulation Processes in Taylor Dome, Vostok and Siple Dome Ice Using Cosmogenic 14 C and 10Be as Tracers [lal_9909484]
This award is for support to develop a history of snow accumulation and physical processes occurring in the upper layers of ice deposited at several sites in Antarctica, using cosmogenic ...


21. Physical Properties of the US ITASE Firn and Ice Cores from South Pole to Taylor Dome [meese_0538494]
This award supports a project for physical properties research on snow pits and firn/ice cores with specific objectives that include stratigraphic analysis including determination of accumulation ...


22. High Resolution Ice Thickness and Plane Wave Mapping of Ice Sheet Near-Surface Layers [Kanagaratnam_0230378]
This award supports a project to build and test a 12-18 GHz radar system with a plane wave antenna. This is a wideband radar operating over a frequency range of 12 to 18 GHz to detect ...


23. Borehole Optical Stratigraphy: Ice Microphysics, Climate Change, and the Optical Properties of Firn [waddington_0335330]
This award supported a study of the physical nature and environmental origin of optical features (light and dark zones) observed by video in boreholes in polar ice. These features appear to include ...


24. Studies of Isotopic Exchange in Snow: 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 ...


25. The Microstructural Location and Effects of Impurities in Polar Ice Cores [baker_0440523]
This award supports a project to fully characterize the microstructure in ice cores, in particular the microstructural locations of impurities, defect structures and strain gradients. This work will ...


26. Gases in Firn Air and Shallow Ice at the WAIS Drilling Site, Antarctica [sowers_0440759]
Elemental and isotopic composition of firn air and occluded air in shallow boreholes and ice cores from the WAIS Divide site, the location of a deep ice-coring program. The three primary objectives ...


27. Gases in Firn Air and Shallow Ice at the Proposed WAIS Divide Drilling Site [battle_0440509]
This award supports a project to measure the elemental and isotopic composition of firn air and occluded air in shallow boreholes and ice cores from the WAIS Divide site, the location of a deep ice-coring ...


28. Inert Gases in Firn Air and Shallow Ice at the WAIS Divide Site [severinghaus_0440701]
This data set includes inert and major gases (elemental and isotopic composition) in firn air and occluded air in shallow boreholes from the WAIS Divide site. The three primary science ...


29. Snow and Firn Permeability, Density, Gas Diffusivity, and Microstructure: Characteristics of Snow Megadunes and their Potential Effects on Ice Core Interpretation [albert_OPP0125276]
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 ...


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