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1. Arctic Pollen Data [Canada_GSC_ArcticPollen]
This collection consists of some pollen slides collected from the Arctic.This data is used as a reference for comparison to data acquired through snow and ice core samples in the Arctic.


2. Atmospheric CO2 and Climate: Byrd Ice Core, Antarctica [NSIDC-0314]
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 ...


3. Atmospheric CO2 and Climate: Taylor Dome Ice Core, Antarctica [NSIDC-0315]
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 ...


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. 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 ...


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


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


8. Mt. Moulton Ice Trench Mass Spectrometry Data, Antarctica [NSIDC-0472]
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 ...


9. 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 ...


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. 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 ...


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


14. 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.


15. NICL Ice Cores Inventory (including GISP2) for Paleoclimate Data [EARTH_LAND_NGDC_PALEO_NICL_GISP]
The NICL Inventory describes the ice core holdings of the National Ice Core Laboratory (NICL), a facility for storing, curating, and studying ice cores recovered from the world's polar ...


16. Net accumulation data from Lomonosovfonna, Svalbard and Milcent from Arctic ice cores, Climate Since A.D. 1500 Database, WDC Paleoclimatology [NOAA_WDCPALEO_CLIM1500_CH26]   PARENT METADATA
Data from Tarussov. Net accumulation data from Lomonosovfonna, Svalbard and Milcent, Greenland (shown in Figure 26.4). Annual Melt percentage (AMP) data for Austfonna, Svalbard (shown in Figures ...


17. 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) ...


18. Optical Logging for Dust and Microbes in Boreholes in Glacial Ice [NSIDC-0403]
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 ...


19. 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 ...


20. 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 ...


21. 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).


22. 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) ...


23. 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 ...


24. 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 ...


25. 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 ...


26. Advanced Microstructural Characterization of Polar Ice Cores [baker_0738975]
This award supports a project to use advanced microscopic and spectroscopic techniques to explore critical questions about microstructure in ice cores, in particular the microstructural locations ...


27. 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. ...


28. 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 ...


29. 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 ...


30. 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 ...


31. 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).


32. 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 ...


33. 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, ...


34. Analysis of Siple Dome Ice Core: Carbonyl Sulfide (COS), Methyl Chloride (CH3Cl), and Methyl Bromide (CH3Br) [NSIDC-0279]
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 ...


35. Antarctic Ice Cores: Methyl Chloride and Methyl Bromide [NSIDC-0313]
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 ...


36. 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 ...


37. 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, ...


38. Digital Imaging for Siple Dome Ice Core Analysis, Antarctica [NSIDC-0413]
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 ...


39. 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 ...


40. GISP2 10Be Concentration, 40,000 Years, Finkel and Nishiizumi 1997 [NOAA_NCDC_PALEO_FINKEL]
Melted water was collected from the outside of samples taken for cation and anion analysis. A small aliquot was taken for anion analysis (chloride, nitrate, and sulfate) and the remainder was weakly ...


41. GISP2 Insoluble Microparticles, 3600 Years [NOAA_NCDC_PALEO_GISP2_MICROP]
Insoluble microparticle concentrations and grain-size distributions are measured with an Elzone 280PC particle counter in a Class 100 clean room at the University of New Hampshire. The Elzone uses ...


42. GRIP Ion Concentrations, 386,000 Years [NOAA_NCDC_PALEO_GRIP_ION]
This data set contains ion data from the GRIP ice core, as well as organic acids, oxygen isotopes and layer thickness.


43. Greenland Ice Core Project (GRIP) Dielectric Profiling (DEP) Data, NOAA/NCDC, WDC Paleoclimatology [NGDC_WDCA_GRIP_DEP]
This data set contains dielectric profiling (DEP) data from the Greenland Ice Core Project (GRIP) ice core drilled at Summit, Greenland between 1990 and 1992. The data consists of depth (m) and sigma ...


44. 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 ...


45. 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 ...


46. 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 ...


47. Ice Core Chemistry from the Norwegian-U.S. Scientific Traverse of East Antarctica, IPY 2007-2009 [NSIDC-0520]
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 ...


48. Ice Core Interplanetary Dust Helium Isotope Data [Brook_ice_core_helium]
This data set contains helium isotope measurements on dust in ice cores from GISP2 (Greenland) and Vostok (Antarctica). These data provide a proxy for extraterrestrial dust flux since 97,000 years ...


49. Ice Core Microparticle Analyses of the Collins Ice Cap on King George Island in West Antartica [PRIC_GLACIO_MICROPART]
At the Climate Change Research Center, the University of New Hampshire, USA, continuous measurement of microparticles was conducted on the top 45m of an ice core, which was drilled at ...


50. Ice core climate signals from Mount Logan, Yukon, A.D. 1700-1987, Climate Since A.D. 1500 Database, WDC Paleoclimatology [NOAA_WDCPALEO_CLIM1500_CH25]   PARENT METADATA
Data from Holdsworth et al. Mount Logan oxygen isotope (delta O-18) and net accumulation data (meters of water equivalent, per year) (Figures 25.3 and 25.4 in Bradley and Jone (1992)).


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