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104 Titles Match Your Query
Showing 1 through 50 of 104 Next
1. Collaborative Research: Deglaciation of the Ross Sea Embayment - Constraints from Roosevelt Island - award #0943466 [USAP-0943466_1]
This award supports a project to use the Roosevelt Island ice core as a glaciological dipstick for the eastern Ross Sea. Recent attention has focused on the eastern Ross Embayment, where there are ...


2. RAPID: Observing the Disintegration of the Scar Inlet Ice Shelf [USAP-1565576]
This award supports a Rapid Response Research (RAPID) project to observe the current weakened state of the Scar Inlet Ice Shelf, and potentially capture data during its anticipated disintegration. ...


3. AWS Data: Characteristics of Snow Megadunes and Their Potential Effect on Ice Core Interpretation [NSIDC-0283]
This data set contains Automated Weather Station (AWS) data from two sites. The Mac site was oriented on the rough sastrugi-covered windward face and the Zoe site was on the glazed leeward face. The ...


4. 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 ...


5. Atmospheric Mixing Ratios of Hydroperoxides above the West Antarctic Ice Sheet, Version 1 [NSIDC-0394_1]
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 ...


6. 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. ...


7. Moulton Gas Data [Sowers_0230021]
Data on the elemental and isotopic composition of O2, N2, Ar and CH4 are reported for three firn cores and two blu-ice cores from the Summit of Mt. Moulton. For the firn cores, we measured ...


8. 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 ...


9. Radar sounding data of the ice sheet measure using Ground Penetrating Radar GSSI SIR-3000 with 270 MHz antenna, during the JASE traverse 2007/2008 [NIPR_JASE_5]
Radio techniques were very important in the JASE traverse to detect subsurface conditions continuously. We used variety of radars and microwave radiometers to survey englacial and subglacial environment. ...


10. Fractionation of gases in polar ice during bubble close-off: firn air Ne, Kr and Xe observations [severinghaus_nsidc0290]
Gas ratios in air withdrawn from polar firn (snowpack) show systematic enrichments of Ne/N2, O2/N2 and Ar/N2, in the firn–ice transition region where bubbles are closing off. Air from ...


11. Firn Air Study in the Megadunes Near Vostok, Antarctica [severinghaus_nsf0230452]
This award supports a study of the chemical composition of air in the snow layer (firn) in a region of "megadunes" near Vostok station, Antarctica. It will test the hypothesis that a deep ...


12. GPR/GPS surveys and analysis of a firn core from the Gawn Ice Piedmont Glacier to examine Holocene climate history [K049_1999_2008_NZ_11]   PARENT METADATA
To understand the drivers and consequences of climate change on timescales important to humans, the paleoclimate of ice cores, the glacial system and local climate patterns were analysed from the ...


13. Holocene climate history from ice cores, snow profiles, the glacial system and local climate patterns from the Evans Piedmont Glacier, Victoria Land Coast Antarctica [K049_1999_2008_NZ_6]   PARENT METADATA
To understand the drivers and consequences of climate change on timescales important to humans, the paleoclimate of ice cores, the glacial system and local climate patterns were analysed from the ...


14. Holocene climate history from ice cores, snow profiles, the glacial system and local climate patterns from the Mt Erebus Saddle, Antarctica [K049_1999_2008_NZ_7]   PARENT METADATA
To understand the drivers and consequences of climate change on timescales important to humans, the paleoclimate of ice cores, the glacial system and local climate patterns were analysed from Mt Erebus ...


15. Holocene climate history from ice cores, snow profiles, weather and glacier investigations (topography, mass balance and bedrock mapping) of the Victoria Lower Glacier, Victoria Land Coast, Antarctica [K049_1999_2008_NZ_2]   PARENT METADATA
To understand the drivers and consequences of climate change on timescales important to humans, the paleoclimate of ice cores, the glacial system and local climate patterns were analysed from two ...


16. Holocene climate history from investigations of the glacial system, ice cores and local climate patterns from Skinner Saddle, Victoria Land Coast Antarctica [K049_1999_2008_NZ_10]   PARENT METADATA
To understand the drivers and consequences of climate change on timescales important to humans, the paleoclimate of ice cores, the glacial system and local climate patterns were analysed from Skinner ...


17. Holocene climate history from investigations of the glacial system, ice cores and local climate patterns from Skinner Saddle, Victoria Land Coast Antarctica - K049_1999_2012_NZ_10 [K049_1999_2012_NZ_10]   PARENT METADATA
To understand the drivers and consequences of climate change on timescales important to humans, the paleoclimate of ice cores, the glacial system and local climate patterns were analysed from Skinner ...


18. Holocene climate history obtained from ice cores, snow profiles (density, chemistry, structure), snow samples (dust origin) and climate measurements from the Baldwin Glacier, Victoria Land Coast, Antarctica [K049_1999_2008_NZ_3]   PARENT METADATA
To understand the drivers and consequences of climate change on timescales important to humans, the paleoclimate of ice cores, the glacial system and local climate patterns were analysed from the ...


19. Holocene climate history obtained from snow profiles (chemistry, dust flux, temperature, structure), firn cores and climate measurements from the Wilson Piedmont Glacier, Victoria Land Coast, Antarctica [K049_1999_2008_NZ_4]   PARENT METADATA
To understand the drivers and consequences of climate change on timescales important to humans, the paleoclimate of ice cores, the glacial system and local climate patterns were analysed from the ...


20. Investigation of dust inputs into McMurdo Sound, oxygen and hydrogen isotopes and snow/firn density from firn cores from Windless Bight, Antarctica [K049_1999_2008_NZ_8]   PARENT METADATA
Two firn cores (21m and 20m) were recovered from Windless Bight to quantify dust input into the McMurdo Sound. In addition, oxygen and hydrogen isotopes as well as snow/firn density were measured.


21. Investigation of the Holocene climate history from analysis of the glacial system, ice cores and snow samples from the Whitehall Glacier, Victoria Land Coast, Antarctica [K049_1999_2008_NZ_9]   PARENT METADATA
To understand the drivers and consequences of climate change on timescales important to humans, the paleoclimate of ice cores, the glacial system and local climate patterns were analysed from the ...


22. New Zealand International Transantarctic Scientific Expedition (NZ ITASE) - Climate variability measured from ice cores taken along the Victoria Land Coast [K049_1999_2008_NZ_1]   CHILD METADATA
The climate of the Victoria Land Coast is created by the interacting influences of the Dry Valleys, East Antarctic Ice Sheet and the Ross Sea. Slight changes can significantly alter local weather ...


23. Iceberg Firn Temperatures, Antarctica, Version 1 [NSIDC-0352_1]
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 ...


24. Nitrogen and Oxygen Gas Isotopes in the Siple Dome and Byrd Ice Cores, Antarctica, Version 1 [NSIDC-0407_1]
This data set consists of Gas-isotopic data from the Siple Dome and and Greenland Ice Sheet Project 2 (GISP2) ice cores covering roughly the last 100,000 years (100 ka), consisting of d15N (15N/14N) ...


25. Twenty-Three Century-scale Ice Core Records of Hydrogen Peroxide (H2O2) from West Antarctica, Version 1 [NSIDC-0392_1]
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).


26. 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. ...


27. Alkanes in Firn Air Samples, Antarctica and Greenland, Version 1 [NSIDC-0504_1]
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 ...


28. MODIS Mosaic of Antarctica 2008-2009 (MOA2009) Image Map [NSIDC-0593]
The MODIS Mosaic of Antarctica 2008-2009 (MOA2009) Image Map consists of two cloud-free digital image maps that show mean surface morphology and a quantitative measure of optical snow grain size on ...


29. Revealing Late Holocence Climate Variability in Antarctica from Borehole Paleothermometry [USAP-1142085]
This award supports a project to continue the collection and analyses of firn temperature data from three automated firn thermal profiling units deployed in Dronning Maud Land sector of East Antarctica ...


30. MODIS Mosaic of Antarctica 2003-2004 (MOA2004) Image Map [NSIDC-0280]
The MODIS Mosaic of Antarctica 2003-2004 (MOA2004) Image Map consists of two cloud-free digital image maps that show mean surface morphology and a quantitative measure of optical snow grain size on ...


31. NEEM Firn Core 2009S2 Density and Permeability [neem_firn_core_2009s2_density_and_permeability]
Density and permeability measurements with depth for the NEEM 2009S2 firn core.


32. NO3 in South Pole Surface Snow (2000-2004) [NO3_in_surface_snow_at_South_Pole]
Surface snow samples were collected approximately once each week at South Pole by onsite NOAA personnel. The samples were returned to our lab in Reno for analysis of nitrate concentration. ...


33. Nitrogen and Oxygen Gas Isotopes in the Siple Dome and Byrd Ice Cores, Antarctica [NSIDC-0407]
This data set consists of Gas-isotopic data from the Siple Dome and and Greenland Ice Sheet Project 2 (GISP2) ice cores covering roughly the last 100,000 years (100 ka), consisting of d15N (15N/14N) ...


34. NorthGRIP Methane Carbon Isotopes [NorthGRIP_Methane_Carbon_Isotopes]
This data set contains carbon isotope and concentration data for methane extracted from the NorthGRIP ice core and firn gas at the University of Colorado. Raw values are listed by depth and value. ...


35. 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 ...


36. Ross Ice Shelf firn temperature [MacAyealnascent_firn_temp_0229546]
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 ...


37. Ross Sea Icebergs (B15A, C16, B15J, B15K, C25 and Nascent): Drift, weather and seismic data. [macayeal_0229546]   CHILD METADATA
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, ...


38. 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 presents the results of a detailed ...


39. Siple Dome and Byrd ice core gas isotopes (d15N, d18O, dO2/N2, and dAr/N2) [0440975_severinghaus]
Gas-isotopic data from the Siple Dome and Byrd ice cores covering roughly the last 100 ka, consisting of d15N (15N/14N) of N2, d18O (18O/16O) of O2, dO2/N2, and dAr/N2. Derived parameters including ...


40. 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 ...


41. 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 ...


42. Snow and ice chemistry data from Vestfonna, Svalbard from April 2007 to May 2009 (Finland) [kinnvika-snow-ice]
Snow pits 2007: the data from 2 snow pits (main summits of Vestfonna ice cap) include a description of snow physical properties (stratigraphy, density) and major ions chemistry. Shallow ice cores ...


43. Snow chemistry along a 3000 km long traverse inland East Antarctica - SMHI_IPY_JASE3 [SMHI_IPY_JASE3]
Surface snow for chemical analyzes was sampled with a spacing of approximately 50 kilometres along the entire traverse route. Snow was also sampled with high resolution in grids, pits and trenches. ...


44. Snow chemistry along a 3000 km long traverse inland East Antarctica - SnowChem [SnowChem]
Surface snow for chemical analyzes was sampled with a spacing of approximately 50 kilometres along the entire traverse route. Snow was also sampled with high resolution in grids, pits and trenches. ...


45. 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 ...


46. Stable isotopes in the Moulton ice field horizontal ice, West Antarctica [Moulton_ice_isotopes]
Stable isotope values (delta D, delta 18O and deuterium excess) for the near surface ice at Mt Moulton, West Antarctica. Data measured at INSTAAR, University of Colorado. Standard is ...


47. Surface snow density measurements in the Antarctic Dome Fuji region during the summer of JASE traverse 2007/2008 [NIPR_JASE_16]
To better understand changes in snow density in summer and formation of snow stratification, we investigated temporal changes of surface snow density and its spatial distribution. Two types of snow-density ...


48. 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).


49. WAIS Divide WDC06A annual-layer thickness averages from visual stratigraphy [WAIS_Divide_WDC06A_annual-layer_thickness_averages_from_visual_stratigraphy]
Using diffuse transmitted light opposite a planed surface in a light-shielded booth at the National Ice Core Lab (NICL) in Denver, CO, visual stratigraphy of the entire WAIS Divide main core was conducted ...


50. WISSARD Hot Water Drill System design and overall description [Hot_Water_Drill_Systems_NSF_PLR_1146554]
A new, clean, hot-water drill system (HWDS) was developed by the ANDRILL Science Management Office, University of Nebraska-Lincoln, for use in the Whillans Ice Stream Subglacial Access Research Drilling ...


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