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1. Carbon-Isotopic Composition of Atmospheric CO2 since the Last Glacial Maximum [NSIDC-0108_1]
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. ...


2. Collaborative Core Processing and Analysis [Collaborative_Core_Processing_Analysis]
Core characterization & analysis data are in progress and include core processing outline, thermal conductivity results, and core descriptions (cryo-structure). These data will be updated with geochemical, ...


3. Concentration and Isotopic Composition of O2 and N2 in Trapped Gases of the Vostok Ice Core [NSIDC-0107_1]
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 ...


4. Geochemical and isotopic water results, Barrow, Alaska, 2012-2013 [Geochemical_isotopic_water_results_Barrow_Alaska_2012-2013]
Data include a large suite of analytes (geochemical and isotopic) for samples collected in Barrow, Alaska (2012-2013). Sample types are indicated, and include soil pore waters, drainage waters, snowmelt, ...


5. 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 ...


6. Quelccaya Summit (Peru) Ice Core from WDC for Paleoclimatology [EARTH_LAND_NGDC_PALEOCL_QUELCCA]
This data set is derived from the Quelccaya Summit Ice Core by Drs. Lonnie Thompson and Ellen Mosley-Thompson of The Ohio State University. The record was updated in May 1992 to extend the data period ...


7. Geochemical and geomorphological investigations of the McMurdo Dry Valleys freshwater and saline water bodies [K211_1963_1987_NZ_1]   CHILD METADATA
Since the 1963-1964 season, Japanese scientists have studied major and trace elements, nutrient matter, stable and radioactive isotopes and organic constituents in lakes and ponds and geological samples ...


8. Delta Oxygen-18 isotope data: LGB traverses 1989-95 [LGB_Del_traverse]
The Lambert Glacier Basin (LGB) series of five oversnow traverses were conducted from 1989-95. Several shallow depth ice cores (15-60 m) were drilled at selected sites along 2014 km of the main traverse ...


9. Hf isotopic compositions of the Napier Complex, Antarctica [Napier_Cmplx_Hf_isotopes_1]
The geochemical community is now assessing the evidence for the origin of the earliest crust and depletion of the Archean mantle through a variety of methods, including documentation of ...


10. Neodymium, strontium and lead isotope data from onshore and marine tills in Ross Sea and vicinity, Antarctica [CU_TILLS_NDSRPB]
This data set includes neodymium, strontium and lead isotope data from the < 63 micron size fraction from both onshore and marine surface tills from the Ross Sea and vicinity. From western ...


11. Glacial Assessment: Past, Present and Future: Acquisition of Essential Research Instrumentation [vanderveen_OPP0321053]
The NSF OPP award # 0321053 supported a Major Research Instrumentation (MRI) purchase of equipment for Ohio State University's Glacial Assessment Program (GAP). The program has three major ...


12. Temperature and salinity profiles of the water column during platelet ice formation and analysis of the structure and isotopic content of platelet ice [K131_1999_2000_NZ_2]
Platelet ice is a particular sea ice type that is prevalent in McMurdo Sound, probably due to the proximity of the Ross Ice Shelf. There are many details about the formation of platelet ice which ...


13. 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 ...


14. Collaborative Research: Molecular Level Characterization of Organic Matter in Ice Cores using High-resolution FTICR mass spectrometry [hatcher_0739684]
This award supports a project to fully develop the analytical protocols needed to exploit a relatively new technique for the analysis of soluble organic matter in ice core samples. The technique couples ...


15. Collaborative Research: Stable Isotopes of Ice in the WAIS Divide Deep Ice Core - cuffey_0537661 [cuffey_0537661]
This award supports analyses of stable isotopes of water, dD, d18O and deuterium excess in the proposed West Antarctic Ice Sheet Divide (WAIS) deep ice core. The project will analyze a continuous ...


16. Collaborative Research: Stable Isotopes of Ice in the WAIS Divide Deep Ice Core - white_0537593 [white_0537593]
This data set contains the record of stable isotopes of hydrogen and oxygen in the WAIS Divide WDC06A core from West Antarctica. Samples have been analyzed at high resolution (nominal 3cm intervals) ...


17. 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 ...


18. Geochemical studies, the natural abundance of nitrogen isotopes in soil and evaporates and observations of the sequential changes in the saline lakes of the Dry Valleys and surrounding areas [K211_1978_1979_NZ_1]   PARENT METADATA
Geochemical studies on the tritium chronology of Lake Vanda, the natural abundance of nitrogen isotopes in soil and evaporites in the Dry Valleys and observations of the sequential changes in the ...


19. Geophysical studies of Lake Vanda, Wright Valley, including lake water and ice parameters and geomorphological studies of the surrounding physical environment with comparisons with other nearby water bodies [K211_1970_1973_NZ_1]   PARENT METADATA
A geophysical study of Lake Vanda, Wright Valley was conducted over three seasons focussing on the heat balance of the lake with geochemical and geomorphological studies running concurrently. Comparisons ...


20. Limnological studies of Dry Valley lakes: water parameters (pH, conductivity, nutrients, temperature), uranium content, trace elements, isotopic ratio and tritium concentrations, and geochemical samples [K211_1984_1986_NZ_1]   PARENT METADATA
A large number of saline and freshwater lakes and ponds of the Dry Valley area and crater lakes behind the McMurdo station were visited for limnological study including Lake Fryxell of the Taylor ...


21. Measurements of environmental radiation near Scott Base and McMurdo Station and in the McMurdo Dry Valleys [K211_1984_1985_NZ_1]   PARENT METADATA
The level of environmental radiation (gamma ray exposure) due to terrestrial radionuclides was measured by using a portable NaI gamma ray survey meter in the Ross Island (near Scott Base and McMurdo ...


22. Methane Isotopes in South Pole Firn Air, 2008 [NSIDC-0502_1]
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 ...


23. Multiple Isotope Analysis of Sulfate in the West Antarctic Ice Sheet Divide Ice Core [NSIDC-0479_1]
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, ...


24. Multiple-isotope Analysis of Nitrate and Sulfate in the West Antarctic Ice Sheet Divide Ice Core [thiemens_0538520]
The goal of this project is to use the isotopic composition of sulfate and nitrate in the WAIS Divide core to help place better constraints on the oxidant composition of the pre-industrial atmosphere. ...


25. Siple Dome Core Date from Measurement of the d18O of Paleoatmospheric Oxygen [NSIDC-0123_1]
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. ...


26. Siple Dome Cores Electrical Measurement Data [NSIDC-0133_1]
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 ...


27. Siple Dome Highlights: Stable isotopes [NSIDC-0134_1]
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 ...


28. Siple Dome Methane Record [NSIDC-0124_1]
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 ...


29. Snow-atmosphere Transfer Function for Reversibly Deposited Chemical Species in West Antarctica [NSIDC-0122_1]
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. ...


30. 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 ...


31. Taylor Dome Ice Core Data [NSIDC-0132_1]
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 ...


32. US ITASE Ice Core Data (Isotopes) [SteigITASE]
Isotope data (deltaD and delta18O) at subannual resolution from shallow ice cores in Antarctica, collected as part of the US component of the ITASE (International TransAntarctic Scientific Expedition) ...


33. Visible Stratigraphic Dating, Siple Dome and Upstream C Cores [NSIDC-0121_1]
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. Civil Aircraft for the Regular Investigation of the atmosphere Based on an Instrument Container (CARIBIC): Atmospheric Chemical and Physical Processes Measured from Passenger Aircraft [CARIBIC]
The Civil Aircraft for the Regular Investigation of the atmosphere Based on an Instrument Container (CARIBIC) is an aircraft based scientific project. Before take-off a special air freight container ...


35. LD2000 isotope stack - Law Dome d18O data 1800-1999 as annual averages [ASAC_757_LD2000]   PARENT METADATA
"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, T. D., Dixon, ...


36. Soil Geomorphic Record of Climate Change and Quaternary Landscape Evolution in Southern New Mexico (Chihuahuan Desert) [USDA0403]
The "Soil Geomorphic Record of Climate Change and Quaternary Landscape Evolution in Southern New Mexico (Chihuahuan Desert)" database tracks natural cycles of climate change and quaternary landscape ...


37. Soil Profile Development Index (PDI) values for soil pits and cosmogenic ages for nearest sampled boulders, Owens Valley, California [GSA_BULLETIN_2001014]
[Adapted from "About the GSA Data Repository", "http://www.geosociety.org/pubs/drpint.htm#aboutdrp"] The above data set may be dowloaded from the Geological Society of America (GSA) Data Repository, ...


38. Accessory mineral behaviour during partial melting in the crust - improving the geochronology of granulite terrains. [ASAC_2690]
Metadata record for data expected ASAC Project 2690 See the link below for public details on this project. Relating ages, determined using the decay of radioactive elements in minerals, to geological ...


39. 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 ...


40. Aurora Basin North, glacial isotopic composition data from the 2013-2014 season [AAS_4075_ABN1314_Glacial_isotopic_composition]
The ABN1314_Glacial_isotopic_composition is the measured oxygen and deuterium isotopic data for the 'ABN' (Aurora Basin North) ice core (ABN1314) collected during the Antarctic 13/14 season. The glacial ...


41. Determination of the regimes of production in the Antarctic sea-ice during SIPEX 2 using Si, N, and C stable isotope in-situ incubation experiments and 13C and 14C primary production method intercomparison [SIPEX_II_Stable_Isotopes_Si_N_C]   PARENT METADATA
Overview of the project and objectives: Assessing the contribution of the different N substrates to the primary production process, such as the biogenic silica production and dissolution in the Antarctic ...


42. Female Antarctic fur seal isotope data from Marion Island [ASAC_2940_Marion_Island_Isotopes]   PARENT METADATA
To quantify the dietary preferences and trophic level consumption of post-breeding adult female Antarctic fur seals (Arctocephalus gazella), we analysed the carbon:nitrogen composition of whiskers ...


43. Glacial isotopic composition from Dome Summit South, 2016-2017 season [AAS_4062_DSS1617_Glacial_isotopic_composition]
The DSS1617_Glacial_isotopic_composition is the measured oxygen and deuterium isotopic data for the ‘DSS’ (Dome Summit South) ice core (DSS1617) collected during the Antarctic 16/17 season. The glacial ...


44. Glacial isotopic composition from Dome Summit South, 2016-2017 season, A sample [AAS_4062_DSS1617A_Glacial_isotopic_composition]
The DSS1617_Glacial_isotopic_composition is the measured oxygen and deuterium isotopic data for the ‘DSS’ (Dome Summit South) ice core (DSS1617) collected during the Antarctic 16/17 season. The glacial ...


45. High resolution studies of cosmogenic beryllium isotopes (10Be) at Law Dome [beryllium_10be_isotopes_lawdome]
Energy from the Sun drives the Earth's climate system but this energy varies: there is an 11 year solar cycle and the Sun's intensity has varied over longer timescales. Reconstructing how the Sun's ...


46. High resolution studies of cosmogenic beryllium isotopes (7Be) at Law Dome [beryllium_7be_isotopes_lawdome]
Energy from the Sun drives the Earth's climate system but this energy varies: there is an 11 year solar cycle and the Sun's intensity has varied over longer timescales. Reconstructing how the Sun's ...


47. Law Dome d18O data 2100BP to 1996 as 4-year averages [ASAC_757_LD_d18O]   PARENT METADATA
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, ...


48. Metadata file presenting the stable isotope toolbox used to describe the biogeochemical system functioning during the SIPEX II voyage of the Aurora Australis, 2012 [SIPEX_II_Stable_Isotopes]   CHILD METADATA   PARENT METADATA
Overview of the project and objectives: To investigate whether the Nitrogen - Silicon - Carbon biogeochemical system functions in the Antarctic Marginal Ice Zone and shows spatial variability possibly ...


49. 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 ...


50. Stable isotope analysis of invertebrate epifauna collected around Casey station, East Antarctica, for the TRENZ program. [ASAC_2948_TRENZ_Stable_Isotopes]   PARENT METADATA
A variety of epifaunal invertebrates were collected from hard substrates and soft sediment habitats at various sites in the Windmill Islands near Casey station in East Antarctica. Collected fauna ...


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