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1. An environmental record of lead isotopes over four centuries at Law Dome, Antarctica [ASAC_1092]
Antarctic ice provides an archive of Earths atmospheric composition over time. It therefore records evidence of human impact on the atmosphere. Lead is a toxic element, whose isotopic fingerprint ...


2. Exploring A 2 Million + Year Ice Climate Archive-Allan Hills Blue Ice Area (2MBIA) [NSF-ANT08-38849]
This award supports a project to generate an absolute timescale for the Allan Hills Blue Ice Area (BIA), and then to reconstruct details of past climate changes and greenhouse gas concentrations for ...


3. West Antarctica Ice Core Data [NSIDC-0536]
This data set includes ice core water isotope data from Antarctic ice cores covering the last 200 to 2000 years, as published in Steig and others, 2013, Nature Geoscience.


4. Air sampling and analysis from Antarctic firn and ice [ASAC_1004]
Air from the ice and firn (compressed snow) of the Antarctic ice sheet will be extracted and measured for atmospheric composition in the past. Gases of interest are greenhouse gases (carbon dioxide, ...


5. Reconstructions of paleo winter sea ice concentrations and revised age models for marine sediment cores SO136-111 and E27-23. [ASAC_2534_winter_sea_ice]
The Holocene sea-ice project brings together for the first time, records from the Antarctic continent and deep sea sediments that will allow us to calibrate three sea-ice extent surrogates, validate ...


6. 7 year oxygen isotope results from samples taken on Antarctic Plateau traverse, 1984 [oxygen-isotopes-plateau-1984]
A total of nine stations were sampled for oxygen isotopes during the 1984 spring traverse to the Antarctic Plateau. The aim of this program was to take a number of samples from a core or a pit, at ...


7. Analysis of Ice Cores from Law Dome, 2013 [lawdome_icecore_analysis_2013]
Law Dome Summit ice cores provide a unique record of climate variability and change. These records have very high-resolution making them particularly suitable for calibration with meteorological data, ...


8. Annual Mean Water Isotope (d18O) Record for the "DSS" Law Dome Ice Core [LD2012-d18O-Native-age]
The LD2012-d18O-Native-age record is the annual mean water isotope (d18O) record for the "DSS" (Dome Summit South) Law Dome ice core with extensions (e.g. As described in van Ommen et al., Nature ...


9. Antarctic Ice Core Deglacial Water Isotope Composite Record on GICC05 [deglacial_water_isotope_composite_gicc05]   PARENT DIF
Precise information on the relative timing of north-south climate variations is a key to resolving questions concerning the mechanisms that force and couple climate changes between the hemispheres. ...


10. Derivation of an age scale for the Law Dome core - ice cores taken between 1987 and 1993 [DSS_age_scale]   PARENT DIF
Records of methane, and oxygen isotopes (ice and air) for Law Dome DSS (Dome Summit South) core through the last deglaciation (9000-19000 before present). Data are obtained from the entire DSS core, ...


11. Oxygen Isotope Analysis for Law Dome Ice Cores, 1974-75 [oxygen_isotope_lawdome_1974]
Results of oxygen isotope analysis carried out at several sites on Law Dome in 1974-75. The hard copy of this document has been archived at the Australian Antarctic Division.


12. Oxygen Isotope Results From Sites Along Mirny-Dome C Traverse, 1983/84 [oxygen-isotope-domec-traverse-1983]
During the 1983/84 Russian traverse from Mirny to Dome C, numerous snow samples were taken for later deuterium-excess analysis. 73 samples were taken from 25 sites along the traverse route. Snow ...


13. High resolution studies of cosmogenic beryllium isotopes (10Be and 7Be) at Law Dome [ASAC_3064]   CHILD DIFs
Metadata record for data from AAS (ASAC) Project 3064. Public 10Be and 7Be are naturally-occurring radioactive isotopes produced in the Earth's atmosphere and surface by cosmic rays, at a rate controlled ...


14. Ice core paleoclimatology [ASAC_757]   CHILD DIFs
Prediction of future climate change requires knowledge of past changes. Polar snow forms an archive of environmental conditions that is accessible by drilling and analysing ice cores. This project ...


15. Ice coring 2008-2009 (Law Dome W10k, Mill Island PICO, Totten PICOs) [ASAC_3025]
Metadata record for data from AAS (ASAC) project 3025. Public An ice core drilling expedition is proposed for Aurora Basin, between Law Dome and Dome C. This will provide a climate record in excess ...


16. LD2000 isotope stack - Law Dome d18O data 1800-1999 as annual averages [ASAC_757_LD2000]   PARENT DIF
"LD2000" Isotope record: 1800AD-1999AD" This data set is that used in Schneider et al., 2006 and should be cited as such: Schneider, D. P., Steig, E. J., van Ommen, ...


17. Law Dome d18O data 2100BP to 1996 as 4-year averages [ASAC_757_LD_d18O]   PARENT DIF
LD2.1ky-grid4y - Law Dome d18O data 2100BP (Present=2000AD) to 1996 as 4-year averages. Data set used in: Jones, P.D. and M.E. Mann, Climate Over Past Millennia, Rev. Geo. 42(2), RG2002, doi:10.1029/2003RG000143, ...


18. Lead isotopes in snow and ice as an indicator of past changes to the Antarctic environment [ASAC_966]
From the abstracts of the referenced papers: Techniques for Pb measurements have reached the stage where Antarctic ice with sub-picogram per gram concentrations can be reliably analysed for isotopic ...


19. Amery shallow ice coring [ASAC_1224]
Metadata record for data from ASAC Project 1224 See the link below for public details on this project. ---- Public Summary from Project ---- Ice core drilling is used to extract information from glacial ...


20. ITASE reconnaissance firn core drilling and climate variability studies [ASAC_1236]
Metadata record for data from ASAC Project 1236 The dataset will include snow accumulation time series 1980-2000, with major ion chemistry, stable oxygen isotopes. ---- Public Summary from Project ...


21. Shallow coring in Wilhelm II Land [ASAC_1109]
Shallow firn core data including oxygen isotope, hydrogen peroxide, electrical conductivity and firn density. Firn core data were collected on two separate trips - hence the two sets of dates. The ...


22. 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 ...


23. Collaborative Research: Dating and Paleoenvironmental Studies on Ancient Ice in the Dry Valleys, Antarctica [NSF-ANT06-36731]
This project studies ancient ice buried in the Dry Valleys of Antarctica. The ice, which may approach ten million years in age, will be dated using argon and uranium radioisotope techniques. High-risk ...


24. 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 ...


25. 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. ...


26. 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 ...


27. GISP2 (B and D Core) Methane Concentrations [NSIDC-0125]
The data include methane data from the Greenland Ice Sheet Project 2 (GISP2) B & D Cores. Gas ages were calculated according to the methods described in Brook et al. 1996, and are subject to change. ...


28. 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. ...


29. 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 ...


30. 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 ...


31. 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. ...


32. Antarctic and Greenland Climate Change Comparison [NSIDC-0253]
This data set compares global atmospheric concentration of methane from ice cores taken on the ice sheets of Antarctica and Greenland. The data come from multiple ice cores on each continent, including ...


33. Dome C Ice Core Chemistry and Depth and Age Scale Data [NSIDC-0243]
This data set includes isotope and depth age data, and CO2 and CH4 data from the Dome C Antarctica ice core. This core is a 906 meter core that spans approximately 32,000 years. It was a thermally ...


34. Dominion Range Ice Core Beta Profiles, Chemistry, and Density Data [NSIDC-0248]
This data set includes beta profiles, chemistry, and density data obtained from Dominion Range ice cores. The Dominion Range is on the East Antarctic Ice Sheet. The chemistry data consists of the ...


35. European Project for Ice Coring in Antarctica (EPICA) Dome C Ice Core Data [NSIDC-0244]
This data set is a collection of analyses done on the the European Project for Ice Coring in Antarctica (EPICA)Dome C ice cores. The data include deuterium and other chemistry, insoluble dust, ice ...


36. Talos Dome Ice Core Deuterium Isotope Data [NSIDC-0252]
This data set consists of deuterioum isotope data obtained from Talos Dome ice core. Talos Dome is located on the edge of the East Antarctic plateau adjacent to the Victoria Land mountain. The Talos ...


37. Taylor Dome Ice Core Chemistry, Ion, and Isotope Data [NSIDC-0246]
This data set includes chemistry, ion, and istotope data from Taylor Dome, part of the East Antarctic ice sheet. Deep drilling at Taylor Dome successfully reached bedrock at a depth of 554 meters ...


38. 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 ...


39. GISP2 (D Core) Helium Isotopes from Interplanetary Dust [NSIDC-0361]
Ice Core Interplanetary Dust Helium Isotope Data Helium isotope data from Ice Cores at GISP2 (Greenland) and Vostok (Antarctica) as a proxy for extraterrestrial dust flux.


40. 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, ...


41. 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 ...


42. 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 ...


43. 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) ...


44. US ITASE Stable Isotope Data, Antarctica [NSIDC-0425]
This data set includes stable isotope measurements from snow pits, firn, and ice cores collected by the the US component of the International Trans-Antarctic Scientific Expedition ( ITASE). The ITASE ...


45. WAISCORES Snow Pit Chemistry, Antarctica [NSIDC-0420]
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. Multiple Isotope Analysis of Sulfate in the West Antarctic Ice Sheet Divide Ice Core [NSIDC-0479]
This data set contains measurements of multiple sulfur and oxygen isotopes from sulfates, from an ice core drilled at the West Antarctic Ice Sheet (WAIS) Divide site in 2005. The initial sulfate measurements, ...


47. Microparticle, Conductivity, and Density Measurements from the WAIS Divide Deep Ice Core, Antarctica [NSIDC-0499]
This data set includes microparticle concentration, electrical conductivity, and density measurements from the West Antarctic Ice Sheet (WAIS) Divide deep ice core, WDC06A. Microparticle concentration ...


48. 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 ...


49. Combatant Col ice core trace chemistry and oxygen isotopes [combatant_col_ice_core_trace_chemistry_and_oxygen_isotopes]
Microsoft Excel spreadsheet detailing records of black carbon, dust, lead, and oxygen isotopes plotted versus depth and age in the Combatant Col ice core (Coast Range, southwest British Columbia, ...


50. Isotope Data from the U.S.-Norway Antarctic Traverse [Steig_0963924]
Ice cores and surface snow samples were collected from in overland traverses in East Antarctica: one from the Norwegian Troll Station to the United States South Pole Station in 2007-2008; and a return ...


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