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1. 700 Year Record of Winter Sodium Concentrations (May June July averages) from Law Dome [law_dome_700yr_na]   PARENT DIF
This file is a 700 year record of winter sodium concentrations (May June July averages) from Law Dome. This was calculated by dividing each annual cycle into 12 even time bins (nominally months) and ...


2. 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 ...


3. Dated Readings For Air Composition And Methane From Law Dome Ice Core [air_methane_lawdome]   PARENT DIF
This work was completed as part of ASAC project 757 (ASAC_757). This file comprises three main records compiled for publication in the following: V. Morgan, M. Delmotte, T. van Ommen, J. Jouzel, ...


4. Deep Ice Drilling on Law Dome [ASAC_15]
This dataset includes records from ANARE Research Notes 76; The scientific plan for the deep ice drilling on Law Dome. Per the abstract of the ANARE 76 report: Information on the past climatic and ...


5. 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, ...


6. Effect of Global Change on the Primary Production of Antarctic coastal Ecosystems [ASAC_2518]
Metadata record for data from ASAC Project 2518 See the link below for public details on this project. Global climate change will lead to a reduction in the duration and thickness of sea ice in coastal ...


7. 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 ...


8. 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 ...


9. 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 ...


10. Iron, manganese and aluminium in East Antarctic snow and ice cores [trace_metals]
Iron, manganese and aluminium concentrations have been determined in modern and ancient East Antarctic snow from sea-ice and continental sites. Modern snow samples were collected from sites in Prydz ...


11. Shallow ice core data: LGB traverses 1989-95 [LGB_Cor_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 ...


12. Cosmogenic Radionuclides in the WAIS Divide Ice Core [welten_0636964]
This dataset includes a record of the concentrations of the cosmogenic radionuclides, 10Be (half-life = 1.36 x 10^6 year) and 36Cl (3.0 x 10^5 year), in samples from the West Antarctic Ice Sheet (WAIS) ...


13. Temperature Profile of the WAIS-Divide Deep Borehole [NSIDC-0550]
This data set reports depth versus temperatures in the fluid-filled portion of the WAIS-Divide deep borehole (70 to 3328 meters depth). Data were acquired by Gary Clow on December 5, 2011 and have ...


14. Allan Hills Stable Water Isotopes, Antarctica [NSIDC-0541]
This data set includes stable water isotope values at 10 m resolution along an ~5 km transect (A-B) through the main icefield of the Allan Hills Blue Ice Area and at 15 cm within a 225 m core drilled ...


15. Major ion chemistry data of WAIS Divide ice core brittle ice [NSIDC-0546]
The brittle ice section (577-1300 m) of the main WAIS Divide ice core (WDC06A) was analyzed for major ion concentrations with ion chromatography.


16. 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. ...


17. Annualized Summer Sea Salt From the Law Dome Ice Core Chemistry Record, 1000-2009 [summer_sea_salt_1000-2009]   PARENT DIF
This data set is the logged, annualised summer sea salt (December to March, DJFM) concentrations from the Law Dome ice core chemistry record, spanning 1000-2009 AD (dates apply to the year of JFM, ...


18. CACHE-DRAM: DRivers and AMplifiers of late Quaternary climate change [GB-NERC-BAS-PDC-00509]
Ice core records provide highly detailed records of how different components of the climate system have behaved in the past. DRAM will make use of these and other data to pin down the main forcings ...


19. 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 ...


20. US ITASE-99-1 ice core (Research Funded by NSF OPP) [US_ITASE-99-1]   PARENT DIF
Sub-annually resolved ice core chemistry data from various sites on the Antarctic Ice Sheet were obtained from 1999 to 2008 during the US International Trans-Antarctic Scientific Expedition (US ITASE) ...


21. Byrd and Siple Dome CO2 data on the GICC05 timescale (9--21 ka) [Byrd-SipleDome-CO2-GICC05]
Antarctic ice cores provide clear evidence of a close coupling between variations in Antarctic temperature and the atmospheric concentration of CO2 during the glacial/interglacial cycles of at least ...


22. Collaborative Research: Stable Isotopes of Ice in the WAIS Divide Deep Ice Core [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 ...


23. 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 ...


24. 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. ...


25. 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 ...


26. Historical CO2 Record from the Vostok Ice Core in CDIAC [CDIAC_CO2_VOSTOK_ICECORE]
Atmospheric concentrations of carbon dioxide (CO2) have been derived from ice cores in Antarctica. In January 1998, the collaborative ice-drilling project between Russia, the United States, ...


27. Physical Properties of the WAIS Divide Deep Core [alley_0539578]
This award supports a five-year collaborative project to study the physical-properties of the planned deep ice core and the temperature of the ice in the divide region of the West Antarctic Ice Sheet. ...


28. Collaborative Research: Microparticle/tephra analysis of the WAIS Divide ice core [dunbar_0636767]
Visible tephra layers were found in the Byrd Station ice core, the first deep core drilled in Antarctica. Since then, tephra have been found in many other Antarctic ice cores. Tephra layers in ice ...


29. Investigation of the Stratigraphy and Time Scale of the WAIS Divide Ice Core Using Electrical Methods [taylor_0440819]
This award supports a project that is part of the West Antarctic Ice Sheet Divide (WAIS Divide) program; which is a multi-disciplinary multi-institutional program to investigate the causes of natural ...


30. Climatology, Meteorology, and Microbial Metabolism in Ice with Dust Loggers and Fluorimetry [price_0738658]
This award supports a project to use two new scanning fluorimeters to map microbial concentrations vs depth in the WAIS Divide ice core as portions of it become available at NICL, and selected portions ...


31. IPY: Collaborative Proposal: Constraining the Mass-Balance Deficit of the Amundsen Coast's Glaciers [das_0632031]
This award supports a project to gather data to better understand the mass balance of the West Antarctic Ice Sheet focusing on the Pine Island and Thwaites Glaciers along the Amundsen Sea coast. ...


32. Methyl Chloride, Methyl Bromide, and Carbonyl Sulfide in Deep Antarctic Ice Cores [saltzman_0636953]
This award supports a project to measure methyl chloride, methyl bromide, and carbonyl sulfide in air extracted from Antarctic ice cores.


33. Atmospheric CO2 over the last 1000 years: A record from the WAIS Divide ice core [brook_0739766]
These data are a decadally resolved record of atmospheric CO2 concentration for the last 1000 years, obtained from the West Antarctic Ice Sheet (WAIS) Divide shallow ice core.


34. Microstructural Location and Composition of Impurities in Polar Ice Cores [NSIDC-0436]
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. ...


35. Sulfate-Based Volcanic Record from South Pole Ice Core [NSIDC-0215]
This data set contains concentrations of soluble chemical species (ions) within a 120 m ice core retrieved at the South Pole station in 2001. The ice core was dated with annual resolution using annual ...


36. 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 (?13C) of methane (CH4) in firn air from the South Pole and trapped in bubbles in a short ice core from Siple Dome, Antarctica. Using two firn ...


37. Gases in Firn Air and Shallow Ice at the WAIS Drilling Site, Antarctica [NSIDC-0412]
This data set contains trace gas measurements of air extracted from ice core samples from the West Antarctic Ice Sheet Divide A core (WAIS-D 05A). The WAIS A core was dry-drilled at the WAIS site ...


38. Methane Concentration and Chronology from the WAIS Divide Ice Core (WDC05A) [NSIDC-0493]
This data set provides a high-precision and high-resolution record of atmospheric methane from the West Antarctic Ice Sheet (WAIS) Divide ice core WDC05A, spanning the years 1000 to 1800 C.E. The ...


39. Methane Measurements from the GISP2 and Siple Dome Ice Cores [NSIDC-0440]
This data set contains methane measurements made in trapped air in the Holocene sections of two ice cores: the Siple Dome ice core in Antarctica, and the Greenland Ice Sheet Project 2 (GISP2) ice ...


40. 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 ...


41. 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, ...


42. Trapped Gas Composition and Chronology of the Vostok Ice Core [NSIDC-0311]
This data set includes a time scale for the Vostok ice core, retrieved from Vostok Station on the East Antarctic Plateau. This chronology is derived by orbitally tuning to molecular oxygen to nitrogen ...


43. WAIS Divide Ice Core Images, Antarctica [NSIDC-0375]
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 ...


44. Data Correlating the Shallow GISP2 Dust Profile with the Wolf Sunspot Number Series [ARCSS113]
These data were collected for a research project that utilized the Greenland Ice Sheet Project 2 (GISP2) ice core. The project sought evidence of an 11-year sunspot cycle and whether the cycle correlated ...


45. GISP2 Stable Isotopes (Deuterium, Deuterium Excess, and Oxygen) [ARCSS137]
The data compiled here consist of GISP2 deuterium, deuterium excess, and oxygen isotope values measured at the Stable Isotope Laboratory, Institute of Arctic and Alpine Research (INSTAAR), University ...


46. Thickness, Salinity and Stable Isotope Composition of Sea Ice Samples from the Laptev Sea, 1999 [ARCSS041]
This data set consists of sea ice measurements including thickness, salinity, and stable isotope composition from the Laptev Sea. The data were obtained during the Transdrift VI expedition to the ...


47. Constructing an Ultra-high Resolution Atmospheric Methane Record for the Last 140,000 Years from WAIS Divide Core [NSIDC-0509]
A high-resolution (every 50 yr) methane data set that will play a pivotal role in developing the timescale for the new deep ice core being drilled at the West Antarctic Ice Sheet Divide (WAIS Divde) ...


48. Collaborative Research: Constructing an Ultra-high Resolution Atmospheric Methane Record for the Last 140,000 Years from WAIS Divide Core [Sowers_0538538]
This award supports a project to develop a high-resolution (every 50 yr) methane data set.


49. Microparticle/Tephra Analysis of the WAIS Divide Ice Core, Antarctica [kreutz_0636740]
This award supports a project to perform continuous microparticle concentration and size distribution measurements (using coulter counter and state-of-the-art laser detector methods), analysis of ...


50. SGER - ยต-Raman Analysis of Ice-Core Samples [barletta_0828786]
Analysis of material preserved in glaciers and ice-sheets can provide a window into the climatological and environmental history of our planet. Current analytical methodology involves sectioning of ...


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