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1. Blue Ice Tephra II - Brimstone Peak [NSIDC-0114_1]
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 ...


2. Blue Ice Tephra II - Mt. DeWitt [NSIDC-0115_1]
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 ...


3. Tephra in Siple and Taylor Dome Ice Cores [NSIDC-0110_1]
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 ...


4. Amery Ice Shelf - hot water drill borehole, 2001-02 - AM01 [ASAC_1164_AM01]   CHILD METADATA   PARENT METADATA
AM01 borehole drilled mid-January 2002. Profiling measurements conducted over a period of one week. Long term monitoring instruments installed 2002-01-16. AM01b borehole drilled mid-December 2003. ...


5. Amery Ice Shelf - hot water drill borehole, 2001-02 - AM01 sampling (seafloor sediment, ice cores, seawater) and Automatic Weather Station data [ASAC_1164_AM01_Other]
AM01 borehole drilled January 2002. Samples collected during drilling and scientific sampling phases of work. AWS continuing to operate.


6. Amery Ice Shelf - hot water drill borehole, 2001-02 - AM02 [ASAC_1164_AM02]   CHILD METADATA   PARENT METADATA
AM02 borehole drilled December 2000. Profiling measurements conducted over a period of one week. Long term monitoring instruments installed 2001-01-06. Consult Readme file for detail of data files ...


7. Amery Ice Shelf - hot water drill borehole, 2003-04 - AM01b [ASAC_1164_AM01b]   CHILD METADATA   PARENT METADATA
AM01b borehole drilled mid-December 2003. Profiling measurements conducted over a period of a few days. Video recording of borehole walls and sea floor benthos. Sediment sample collected from sea ...


8. Amery Ice Shelf - hot water drill borehole, 2003-04 - AM01b - video footage [ASAC_1164_AM01b_video]   PARENT METADATA
AM01b borehole drilled mid-December 2003. Profiling measurements conducted over a period of a few days. Video recording of borehole walls and sea floor benthos. Sediment sample collected from sea ...


9. Amery Ice Shelf - hot water drill borehole, 2003-04 - AM01b sampling (seafloor sediment, ice cores, seawater) and Automatic Weather Station data [ASAC_1164_AM01b_Other]   PARENT METADATA
AM01b borehole site Samples collected during drilling and scientific sampling phases of work. AWS continuing to operate (not a new station, but ongoing AM01 station).


10. Greenland Ice Core Project (GRIP) Methane Data, NOAA/NCDC, WDC Paleoclimatology [NGDC_WDCA_PALEO_GRIP_CH4]
This data set consists of atmospheric methane (CH4) concentrations from the 3,230 m ice core taken by the Greenland Ice-core Project (GRIP) covering the period between 40,000 and 8,000 yBP. Methane ...


11. Greenland Ice Core Project (GRIP) Oxygen Isotope Data, NOAA/NGDC, WDC-A Paleoclimatology [NGDC_WDCA_PALEO_GRIP_O18]
This data set consists of detailed oxygen isotope (del 18O) measurements from the 3029 m Summit Core in Greenland collected by the Greenland Ice Core Project (GRIP) members. The isotope measurements ...


12. 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 ...


13. Vostok Antarctic Ice Core Data for 420,000 years, from WDC Paleoclimatology [EARTH_LAND_NGDC_PALEO_VOSTOK1]
The Vostok Ice Core Data is one of the primary Antarctic Paleoclimate Datasets. It covers the time from the present back to 422,000 years before the present. It is available from the World ...


14. 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, ...


15. Bacteria abundance and chlorophyll-a concentrations from sea ice cores, July-August 2001, Continental Margin Western Antarctic Peninsula, GLOBEC. [bacteria_ice_SO]
Observations of bacteria abundance and chlorophyll-a concentrations were extracted from sea ice cores. Ice cores, ~1 meter in length, were obtained during 2 ship cruises to ...


16. Mass balance of the Antarctic ice cap [AMD_BE_ICE_CAP_MASS_BALANCE]
This study makes part of the EPICA project (European Project for Ice Coring in Antarctica) which falls under the international research effort developed during the last decades in order to try to ...


17. Analysis of Siple Dome Ice Core: Carbonyl Sulfide (COS), Methyl Chloride (CH3Cl), and Methyl Bromide (CH3Br) [NSIDC-0279_1]
This data set is part of the WAISCORES (West Antarctic Ice Sheet cores) project, research funded by the National Science Foundation (NSF) and designed to improve understanding of how the West Antarctic ...


18. Antarctic Ice Cores: Methyl Chloride and Methyl Bromide [NSIDC-0313_1]
This data set is an analysis of methyl chloride (CH3Cl) and methyl bromide (CH3Br) in Antarctic ice core samples. Investigators reported mixing ratios of methyl chloride gas extracted from samples ...


19. Atmospheric CO2 and Climate: Byrd Ice Core, Antarctica [NSIDC-0314_1]
Reconstructions of ancient atmospheric CO2 variations help us better understand how the global carbon cycle and climate are linked. This data set compares CO2 variations on millennial time scales ...


20. Atmospheric CO2 and Climate: Taylor Dome Ice Core, Antarctica [NSIDC-0315_1]
Using new and existing ice core CO2 data from 65 - 30 ka BP a new chronology for Taylor Dome ice core CO2 is established and synchronized with Greenland ice core records to study how high latitude ...


21. Atmospheric Mixing Ratios of Hydroperoxides above the West Antarctic Ice Sheet [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 ...


22. 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 ...


23. Digital Imaging for Siple Dome Ice Core Analysis, Antarctica [NSIDC-0413_1]
This data set contains high-resolution digital images of thin and thick sections cut from the 1003 meter Siple Dome A main ice core. The images are useful for crystal size and orientation analysis ...


24. Dust Logging at Dome C for Abrupt Climate Changes, Large Volcanic Eruptions and Bolide Impacts [bay_0739743]
This award supports a project to make high-resolution logs of dust and ash in the Dome C borehole using an optical dust logger. The dust logger employs a temperature-regulated diode laser at 404 nm ...


25. 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 ...


26. 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 ...


27. Ice Core Chemistry from the Norwegian-U.S. Scientific Traverse of East Antarctica, IPY 2007-2009 [NSIDC-0520_1]
This data set consists of sodium (Na) and magnesium (Mg) concentrations versus depth in seven ice cores that were obtained by the Norwegian-U.S. Scientific Traverse of East Antarctica during the International ...


28. Ion Concentrations from SPRESSO Ice Core, Antarctica [NSIDC-0471_1]
This data set contains ion measurements from co-registered samples from the South Pole Remote Earth Science and Seismological Observatory (SPRESSO) ice core. The core was drilled during the 2002-2003 ...


29. Late Holocene Climate Variability, Dry Valleys, Antarctica [NSIDC-0399_1]
This data set includes high-resolution ice core records from the Dry Valleys region of Antarctica, and provides interpretations of interannual to decadal-scale climate variability during the last ...


30. McMurdo Dry Valleys Long-Term Ecological Research (MCM LTER) Core Glacier Mass Balance Data, Antarctica [NSIDC-0421_1]
As part of the Long Term Ecological Research (LTER) project in the McMurdo Dry Valleys of Antarctica, a systematic sampling program has been undertaken to monitor mass balance of the Taylor Valley ...


31. Methyl Chloride Measurements from the Siple Dome A Deep Core, Antarctica [NSIDC-0356_1]
This data set is an analysis of methyl chloride concentration measured in air extracted from ice core samples from the Siple Dome A deep core in West Antarctica. In total, forty six (46) ice samples, ...


32. Microparticle, Conductivity, and Density Measurements from the WAIS Divide Deep Ice Core, Antarctica [NSIDC-0499_1]
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 ...


33. Microstructural Location and Composition of Impurities in Polar Ice Cores [NSIDC-0436_1]
This data set contains measurements of impurities and ions in three polar ice cores: the Vostok 5G ice core and the Byrd ice core from Antarctica, and the Greenland Ice Sheet Project 2 (GISP2) D core. ...


34. Mt. Moulton Ice Trench Mass Spectrometry Data, Antarctica [NSIDC-0472_1]
This data set contains measurments from co-registered samples from a horizontal trench in the Mt. Moulton Blue Ice Area (BIA) in Antarctica. All 3795 co-registered samples were analyzed for their ...


35. Nitrogen and Oxygen Gas Isotopes in the Siple Dome and Byrd Ice Cores, Antarctica [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) ...


36. Optical Logging for Dust and Microbes in Boreholes in Glacial Ice [NSIDC-0403_1]
This data set contains high-resolution logs of dust and microbes measured at the Siple Dome A borehole in Antarctica. The data were obtained using a newly developed optical borehole logger, which ...


37. 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 ...


38. 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 ...


39. Twenty-Three Century-scale Ice Core Records of Hydrogen Peroxide (H2O2) from West Antarctica [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).


40. 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) ...


41. US International Trans-Antarctic Scientific Expedition (US ITASE) Glaciochemical Data, 1999-2003 [US_ITASE_GLACIOCHEMICAL_DATA]
Sub-annually resolved ice core chemistry data from all over West Antarctica. Ions include Sodium (Na), Chloride (Cl), Sulfate (SO4 - including non-sea-salt SO4 and excess SO4), and annual accumulation ...


42. WAIS Divide Ice Core Images, Antarctica [NSIDC-0375_1]
This data set is comprised of optical images of ice core sections, acquired with a digital line-scan camera in the cold room facility at the U.S. National Ice Core Laboratory (NICL). Ice core sections ...


43. 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, ...


44. IAI-Final Report_ISP1_054 - Ice Core Study on the Environment and the Climate of the Antarctic Peninsula and the Southern Part of South America [IAIDIS450]
This dataset refers to Final Report of the ISP round I project number 054, which has the name "ICE CORE STUDY ON THE ENVIRONMENT AND THE CLIMATE OF THE ANTARCTIC PENINSULA AND THE SOUTHERN PART OF ...


45. 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 ...


46. Ice shelf - ocean interaction in the cavity beneath the Amery Ice Shelf [ASAC_1164]   CHILD METADATA
---- Public Summary from Project ---- Most of the snow falling on inland Antarctica drains via large ice streams and floating ice shelves to the sea where it lost by iceberg calving or as melt beneath ...


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. 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 ...


49. Sea ice bio-optical measurements [AAS_4298_Davis2015_Sea_Ice_Bio_Optics]
Field-based sampling: As part of Australian Antarctic Science project # 4298, a total number of 44 sea ice sites were sampled for bio-optical measurements along 4 transects on land-fast sea ice off ...


50. Continuous Ultra-Trace Ice Core and Other Environmental Analyses [Continuous_Ultra-Trace_Ice_Core_and_Other_Environmental_Analyses]
Acquisition will expand research capabilities for DRI and University and Community College System of Nevada (UCCSN) faculty working in various fields (e.g., pollution aerosols in precipitation, ...


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