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471 Titles Match Your Query
Showing 1 through 50 of 471 Next
1. WAIS Divide Ice Core Electrical Conductance Measurements, Antarctica [NSIDC-0591]
This data set contains electrical measurements that were used to develop the WDC06A-7 timescale.


2. 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 ...


3. The geochemistry of Antarctic snow, Vostok Station [K009_1977_1978_NZ_1]
Thin layers of snow (as thin as a fraction of a millimetre) were taken and analysed for sodium in a flame photometer. When thin layers of snow are analysed for sodium an annual pattern is found with ...


4. 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, ...


5. West Antarctica Ice Core and Climate Model Data [NSIDC-0536]
This data set includes ice core water isotope data from Antarctic ice cores covering the last 200 to 2000 years.


6. SAFARI 2000 1-Degree Estimates of Burned Biomass, Area, and Emissions, 2000 [doi:10.3334/ORNLDAAC/754_1]
A new method is used to generate spatial estimates of monthly averaged biomass burned area and spatial and temporal estimates of trace gas and aerosol emissions from open fires in southern Africa. ...


7. C-axis Fabric from Physical Properties Samples of the WAIS Divide Ice Core [NSIDC-0605]
This data set contains c-axis fabric measurements and grain area from the physical properties samples taken from the main West Antarctic Ice Sheet (WAIS) Divide ice core, WDC06A , Antarctica.


8. Continuous, Ultra-high Resolution WAIS-Divide Ice Core Methane Record 9.8-67.2 ka BP [NSIDC-0628]
This data set contains methane concentrations from a West Antarctic Ice Sheet (WAIS) Divide ice core obtained by an online, continuous technique (Stowasser, et al. 2012).


9. 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 ...


10. 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.


11. Major Ion Concentrations in WDC05Q and WDC06A Ice Cores (WAIS Divide) [NSIDC-0544]
This data set contains major ion concentrations from the chemical analysis of two WAIS Divide ice cores (WDC05Q, 0-114 m; WDC06A, 0-129 m). The analytical technique is Mettler-based Continuous Flow ...


12. 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 ...


13. 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 ...


14. 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 ...


15. 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, ...


16. WAIS Divide Ice Core CO2 [NSIDC-0651]
The data are measurements of carbon dioxide (CO2) from the WAIS Divide Ice Core, WDC06A, Antarctica.



17. 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 ...


18. WAIS Divide Laser Dust Logger Data [NSIDC-0540]
This data set consists of data from optical logs made at the WAIS Divide with a laser dust logger in clear ice at depths between 1403.58 meters and 3329.8 meters.


19. WAIS Divide Microparticle Concentration and Size Distribution, 0-2400 ka [NSIDC-0616]
This data set includes raw dust microparticle data for the WAIS Divide deep core, WDC06A, from the surface to 577 m. Data were collected in 2010 using a Klotz Abakus laser particle counter connected ...


20. Abrupt Change in Atmospheric CO2 During the Last Ice Age [NSIDC-0539]
During the last glacial period atmospheric carbon dioxide and temperature in Antarctica varied in a similar fashion on millennial time scales, but previous work indicates that these changes were gradual. ...


21. 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 ...


22. Biogenic Sulfur in the Siple Dome Ice Core [NSIDC-0201]
This data set is a continuous, high-resolution record of biogenic sulfur (methanesulfonate, known as MSA and CH3SO3-) in the 1000 m deep Siple Dome A (SDMA) core, covering 100,000 to 20 years BP. ...


23. 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 ...


24. 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 ...


25. Bubble Number-density Data and Modeled Paleoclimates [NSIDC-0538]
This data set includes bubble number-density measured at depths from 120 meters to 560 meters at 20-meter intervals in both horizontal and vertical samples. The data set also includes modeled temperature ...


26. Digital Images of Thin Sections from Siple Dome [NSIDC-0127]
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. Dominion Range Snow Pit and Ice Core, 1984 and 1985 [NSIDC-0087]
Information from snow pits and an ice core were collected at Dominion Range (location - 166 10' East, 85 15' South, elevation - 2,700m) in 1984-1985. The 6 meter snow pit was dug and sampled in 1984-1985 ...


28. Dronning Maud Land, Antarctica, Ice Core, 1991 and 1992 [NSIDC-0089]
Major ion concentration values (Na, Mg, Ca, Cl, NO3, SO4, MSA) were analyzed from a 20-meter ice core drilled in Dronning Maud Land, Antarctica (location - 65 01' East, 75 00' South, elevation - 2,900 ...


29. High-resolution Atmospheric CO2 during 7.4-9.0 ka [NSIDC-0527]
This data set provides a new CO2 record from the Siple Dome ice core, Antarctica, that covers 7.4-9.0 ka (thousand years) with 8- to 16-year resolution. A small, about 1-2 ppm, increase of atmospheric ...


30. 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 ...


31. Ice Fabric Characteristics: Siple Dome, A Core [NSIDC-0255]
This data set contains measurements of the orientation and deformation of the crystal c-axes (fabric) of ice core samples collected from the Siple Dome Ice Core A, Antarctica (81S, 148W) between ...


32. Ion Concentrations from SPRESSO Ice Core, Antarctica [NSIDC-0471]
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 ...


33. LA-ICP-MS Results: 3 Siple Dome A Glacial Age Archives [NSIDC-0636]
This data set contains the results of Laser Ablation Inductively Coupled Plasma Mass Spectrometry (LA-ICP-MS) performed on an archive of the Siple Dome A ice core containing the rapid climate warming ...


34. Major Ion Concentrations in 2004 South Pole Ice Core [NSIDC-0542]
A 180 m ice core drilled at South Pole in 2004/2005 was analyzed for concentrations of major ions at a depth resolution of approximately 2 cm. Measured ions are chloride, nitrate, sulfate, sodium, ...


35. 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 ...


36. Methane and Carbonyl Sulfide Analysis of Siple Dome Ice Core Subsamples [NSIDC-0131]
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. ...


37. 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 ...


38. 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) ...


39. Ross Ice Drainage System (RIDS) Glaciochemical Analysis [NSIDC-0266]
The Ross Ice Drainage System (RIDS) project provides a high-resolution record of atmospheric chemical deposition taken from several ice cores and snow pits located at sites within or immediately adjacent ...


40. Siple Shallow Core Density Data [NSIDC-0129]
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 ...


41. 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 ...


42. US International Trans-Antarctic Scientific Expedition (US ITASE) Glaciochemical Data [NSIDC-0273]
This data set contains sub-annually resolved ice core chemistry data from various sites on the Antarctic Ice Sheet during the US International Trans-Antarctic Scientific Expedition (US ITASE) deployments. ...


43. Volcanic Records in the Siple and Taylor Dome Ice Cores [NSIDC-0126]
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 ...


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


45. 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 ...


46. Ultra-High Resolution LA-ICP-MS Results: DO-21 Rapid Warming Event [NSIDC-0635]
This data set contains the results of Laser Ablation Inductively Coupled Plasma Mass Spectrometry (LA-ICP-MS) performed on an archive of the GISP2 ice core containing the rapid climate warming of ...


47. 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. ...


48. Physical and Structural Properties of the Siple Dome Ice Cores [NSIDC-0128]
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 ...


49. 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 ...


50. Alpine Glacier Advances and Recessions in Northern North America [Canada_GSC_AlpiGlacAdvRecNNAm]
Two Excel spreadsheets listing the ages of alpine glacier advances and recessions dated by radiocarbon methods and by other methods, including dendrochronology, lichenometry, and historical observation ...


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