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1. 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 ...


2. 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 ...


3. CLPX-Ground: Ground Based Passive Microwave Radiometer (GBMR-7) Data [NSIDC-0165]
This data set contains brightness temperature observations of the snow cover at the Local Scale Observation Site (LSOS) of the Cold Land Processes Field Experiment (CLPX) in Fraser, Colorado, USA. ...


4. CLPX-Ground: Ground-Based Infrared Images of the LSOS Site [NSIDC-0161]
This data set presents more than 400 sub-canopy digital thermograms collected at the Fraser Experimental Forest (Fraser, Colorado, USA) using an Infrared Solutions IR SnapShot™ thermoelectric ...


5. CLPX-Ground: Ground-based L and Ku band polarimetric scatterometry [NSIDC-0166]
This data set includes ground-based radar observations carried out at the Fraser Experimental Forest Headquarters, Colorado, USA (39.95 N, 105.9 W), between 17-26 February and 26-30 March 2003. Truck-mounted ...


6. CLPX-Ground: ISA Corner Site Meteorological Data [NSIDC-0173]
This data set contains meteorological observations at 36 sites throughout the Small Regional Study Area (SRSA) of the NASA Cold Land Processes Field Experiment (CLPX) in Colorado, USA. Identical meteorological ...


7. CLPX-Ground: ISA Main Meteorological Data [NSIDC-0172]
This data set contains meteorological observations at ten sites throughout the Small Regional Study Area (SRSA) of the Cold Land Processes Field Experiment (CLPX) in Fraser, Colorado, USA. Nine identical ...


8. CLPX-Ground: ISA Snow Pit Measurements [NSIDC-0176]
This data set consists of snow pit data from nine study areas, within three larger-scale areas in northern Colorado (Fraser, North Park, and Rabbit Ears Meso-cell Study Areas (MSAs)). The study ...


9. CLPX-Ground: ISA Soil Moisture Measurements [NSIDC-0178]
This data set consists of in-situ point measurements of soil moisture within three 25-km by 25-km Meso-cell Study Areas (MSAs) in northern Colorado (Fraser, North Park , and Rabbit Ears). Measurements ...


10. CLPX-Ground: Micrometeorological Measurements Over Snow, Ground-Based [NSIDC-0163]
This data set presents micrometeorological data from the Flux over Snow Surfaces (FLOSS) project carried out during the Cold Land Processes Field Experiment (CLPX) at North Park, Colorado, USA. The ...


11. CLPX-Ground: Micrometeorological Measurements Over Snow, Tower Mounted [NSIDC-0162]
This data set presents micrometeorological data from the Flux over Snow Surfaces (FLOSS) project carried out during the Cold Land Processes Field Experiment (CLPX) at North Park, Colorado, USA. The ...


12. CLPX-Ground: University of Michigan Ground-Based Microwave Radiometer [NSIDC-0167]
This data set contains microwave radiometry data collected at the Local Scale Observation Site (LSOS) of the Cold Land Processes Field Experiment (CLPX) in Colorado, USA, during IOP4 (March-April ...


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


14. 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 ...


15. GISP2 (B and D Core) Methane Concentrations [NSIDC-0125]
The data include methane data from the Greenland Ice Sheet Project 2 (GISP2) B & D Cores. Gas ages were calculated according to the methods described in Brook et al. 1996, and are subject to change. ...


16. Ice Motion and Topography Near Margin Areas of Kamb Ice Stream, Antarctica [NSIDC-0141]
This data set includes ice motion and topography measurements that were taken by measuring movement and altitude of poles set in the West Antarctic Ice Shelf. The data was acquired by Global Positioning ...


17. Ice Velocity Data from Ice Stream C, West Antarctica [NSIDC-0106]
Ice velocity data from ice stream C, including the body of the ice stream and its area of onset, are available. The investigator calculated velocities from precise ice displacement measurements made ...


18. 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. ...


19. Micrometeorites from the South Pole Water Well [NSIDC-0113]
Micrometeorites dated between 1100 A.D. to 1500 A.D. were collected from the bottom of the South Pole Water Well in December 1995. Element analyses of 181 cosmic glass spherule and micrometeorite ...


20. 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 ...


21. Roosevelt Island Ice Core Density and Beta Count Data [NSIDC-0139]
This data set measures the radioactive decay of nuclear material from Northern and Southern hemisphere nuclear testing. Firn cores were taken from three locations on Roosevelt Island, an ice dome ...


22. 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. ...


23. 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 ...


24. 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 ...


25. Siple Dome Ice Core Age-Depth Scales [NSIDC-0130]
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 ...


26. Siple Dome Methane Record [NSIDC-0124]
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 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 ...


28. Snow and Firn Temperature and Permeability Measurements from Siple Dome, Antarctica [NSIDC-0100]
This data set includes measurements of snow and firn temperature and permeability collected between November 1998 and June 1999 at Siple Dome. The physical characteristics of snow determine the nature ...


29. Snow-atmosphere Transfer Function for Reversibly Deposited Chemical Species in West Antarctica [NSIDC-0122]
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. Taylor Dome Ice Core Data [NSIDC-0132]
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 ...


31. 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 ...


32. Visible Stratigraphic Dating, Siple Dome and Upstream C Cores [NSIDC-0121]
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. ...


33. 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 ...


34. GPM Ground Validation Precipitation Video Imager (PVI) GCPEx [gpmpvigcpex]
The Precipitation Video Imager (PVI) collected precipitation particle images and drop size distribution data during November 2011 through March 2012 as part of the GPM Cold-season Precipitation Experiment ...


35. Atmospheric Boundary Layer Experiment (ABLE) Data [GTE_ABLE_Data]   PARENT DIF
The Atmospheric Boundary Layer Experiments (ABLE) were conducted over ecosystems known to have significant influence on the troposphere. The ABLE missions were designed specifically to study the rate ...


36. Global Tropospheric Experiment [GTE]   CHILD DIFs
The Global Tropospheric Experiment (GTE) is a major component of the NASA Tropospheric Chemistry Program. GTE consists of a series of airborne field experiments designed to (1) evaluate the capability ...


37. 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. ...


38. 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.


39. SMAPVEX12 Surface Roughness Data for Agricultural Area [SV12SRA]
This data set contains surface roughness data collected at several agricultural sites as a part of the Soil Moisture Active Passive Validation Experiment 2012 (SMAPVEX12).


40. SMAPVEX12 Surface Roughness Data for Forest Area [SV12SRF]
This data set contains surface roughness data collected at several forested sites as a part of the Soil Moisture Active Passive Validation Experiment 2012 (SMAPVEX12).


41. SMEX02 Land Surface Information: Geolocation, Surface Roughness, and Photographs [NSIDC-0204]
This data set combines various ancillary data (geolocation, surface roughness, and photographs) collected for the Iowa Soil Moisture Experiment 2002 (SMEX02) study region. The geolocation files provide ...


42. SMEX02 Sliced Core Soil Moisture Data, Walnut Creek Watershed, Iowa [NSIDC-0203]
This data set includes sliced soil core moisture data collected during the Soil Moisture Experiment 2002 (SMEX02), conducted during June and July 2002 in the Walnut Creek watershed in south-central ...


43. Satellite Observations of Arctic Change [NSIDC-0589]
The purpose of this site is to expose NASA satellite data and research on Arctic change in the form of maps that illustrate the changes taking place in the Arctic over time. A high-speed internet ...


44. 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 ...


45. Temperature Profile of the West Antarctic Ice Sheet Divide Deep Borehole [NSIDC-0550]
This data set reports depth versus temperatures in the fluid-filled portion of the West Antarctic Ice Sheet Divide (WAIS?D) deep borehole (70 to 3328 meters depth). Data were acquired on December ...


46. Vertical Strain at Siple Dome, Antarctica, 1999-2002 [NSIDC-0214]
At the Siple Dome area of Antarctica, much of the ice flow is vertical, which causes vertical ice deformation. To measure this phenomenon, the investigators used a method known as vertical strain ...


47. Antarctic Aerogeophysics Data [NSIDC-0240]
The data that the Support Office for Aerogeophysical Research (SOAR) provides include various aerogeophysical measurements taken in the West Antarctic Ice Shelf (WAIS) from 1994 to 2001. The instruments ...


48. Atmospheric Nitrate Isotopic Analysis at Amundsen-Scott South Pole Station, A Twenty-Five Year Record [NSIDC-0281]
This data set contains snow pit measurements of oxygen isotopes, 17O and 18O, in nitrate and ion concentrations, and surface measurements of oxygen isotopes in nitrate and in ...


49. Compilation of Antarctic Radar Data, Siple Coast, 2000-2002 [NSIDC-0274]
These data consist of ground-based, ice-penetrating radar profiles across satellite-detected lineations and terrains that were taken in the lower reaches of Ross Ice Stream C, also known as the Kamb ...


50. GLIMS Glacier Database [NSIDC-0272]
Global Land Ice Measurements from Space (GLIMS) is an international project with the goal of surveying a majority of the world's estimated 160,000 glaciers. GLIMS uses data collected primarily by ...


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