Link to Web Site Portal Home


Thumbnail Icon Science Keywords > CRYOSPHERE


Refine by Category
 
Refine by Full Text

 

984 Titles Match Your Query
Showing 1 through 50 of 984 Next
1. Collaborative Research: Characteristics of Snow Megadunes and their Potential Effects on Ice Core Interpretation [scambos_0125570]
Field study and remote sensing measurements of an area of snow megadunes on the East Antarctic plateau provides a preliminary assessment of dune morphology, firn structure, and layering ...

2. Collaborative Research: Using Fracture Patterns and Ice Thickness to Study the History and Dynamics of Grounding Line Migration and Shutdown of Kamb and Whillans Ice Streams [fahnestock_0440636]
The work is in collaboration with co-PI Christina Hulbe and at Portland State University. In our previous work we were able to image, map, and interpret streak lines (flow trajectories) on the Ross ...

3. High-resolution Image-derived Grounding and Hydrostatic Lines for the Antarctic Ice Sheet [NSIDC-0489]
This data set provides grounding line and hydrostatic line locations for the Antarctic coastline and islands around Antarctica. The data are derived using customized software to combine data from ...

4. ICESat-Derived Grounding Zone for Antarctic Ice Shelves [NSIDC-0469]
This data set includes estimates of the location of the grounding zone of Antarctic ice shelves based on laser altimeter data acquired during the Ice, Cloud, and Land Elevation Satellite (ICESat) ...

5. Airborne Coherant Radar Sounding Data [atrs]
Developmental airborne coherent radar sounding data collected over a variety of sounding targets in Antarctica, including a full gridded survey of subglacial Lake Vostok and its environs. ...

6. Analysis of Classified Imagery for Glacier Change in the McMurdo Dry Valleys [McMurdo_Glacier_Change_01]
Classified material was used to remotely determine glacier extent in the McMurdo Dry Valleys of Antarctica. A secondary goal was to monitor the extent of ice-covered lakes. Because changes in glacier ...

7. Antarctic Ice Velocity Data [NSIDC-0070_1]
This compilation of recent ice velocity data of the Antarctic ice sheet is intended for use by the polar scientific community. The data are presented in tabular form (ASCII), containing latitude, ...

8. Antarctic Peninsula Climate Variability: Observations, Models, and Plans for IPY Research [scambos_ipyapcv]
Recent events in the Antarctic Peninsula (AP) demonstrate that ice and climate systems can change rapidly in a warming world. Air temperatures in the AP have risen six times faster than the global ...

9. Antarctic coastline derived from the 1997 Radarsat SAR image mosaic [liu_nsf0126149_03]
A complete, high-resolution coastline of Antarctica is extracted from an orthorectified mosaic of Radarsat-1 Synthetic Aperture Radar (SAR) images acquired in 1997. The absolute accuracy ...

10. Antarctic snow melt extent, onset and duration (1978-2004) [liu_nsf0126149_05]
The extent, onset date, end date, and duration of snow melt in Antarctica from 1978 to 2004 are derived by using satellite passive microwave SMMR and SSM/I data. The data set is given ...

11. Antarctic snow zones derived from the 1997 Radarsat SAR image mosaic [liu_nsf0126149_04]
Dry snow zones, percolation zones, wet snow zones, and blue ice patches for the Antarctic continent are delineated from the 1997 Radarsat SAR image mosaic. The data set is given as an ...

12. Basal shear stress under Antarctic and Greenland glaciers infered from surface observations by means of inverse methods [sergienko_0934534]
This data set consists of basal shear stress under several regions in Antarctica and Greenland. The basal shear stress is obtained by means of the inverse methods using observed ice surface and bed ...

13. Boundaries of sub-glacial basins of Lambert-Amery glacial system [liu_nsf0126149_02]
Boundaries of eight sub-glacial basins of Lambert-Amery glacial system are derived based on Antarctic digital elevation model and ice velocity data. The data set is given as an ArcInfo ...

14. Bubble-number density in glacier ice under steady-state climate [LSSU_PSU_Bubble_number_density]
The data set here consists of bubble-number densities in glacier ice, in units of bubbles per cubic centimeter, based on firn densification and grain-growth modeling under steady-state climate conditions. ...

15. Collaborative Research: Elevation Change Anomalies in West Antarctica - Do They Provide Constraints on Subglacial Water Transport Beneath Ice Streams and Their Tributaries [636719]
This data set includes information derived from ICESat altimetry for Antarctic subglacial lakes. These lakes were identified based on elevation changes observed from ICESat. For each lake we provide ...

16. Continuous measurements of MSA in the ITASE01_5 core [MSA_ITASE01_5]
The data set consists of high resolution measurements of methanesulfonate (MSA) in the ITASE01_5 ice core in West Antarctica. Measurements correspond to the period 1949 through 1999 and were made ...

17. Firn air d15N and noble gases from Greenland summit, 2006-2007 [0520564_severinghaus]
Data set contains d15N and other major and noble gas measurements made on firn air taken in 2006 and 2007 as part of the project "Firn structure, interstitial processes and the composition of firn ...

18. GPS-measured Ice-flow velocities and strain configurations near the Ross and Amundsen Sea Ice-Flow Divide (WAIS Divide), West Antarctica [WAISDivide_Velocity_Strain]
This dataset contains ice-flow velocities measured at 90 sites in a 150-km by 80-km area including a deep “WAIS Divide” ice coring site near the Ross and Amundsen flow divide of West Antarctic Ice ...

19. Geophysical Investigations of Marie Byrd Land Evolution (GIMBLE) [young_1043761]
Marie Byrd Land represents a significant highland dividing the Amundsen Sea Embayment (ASE) of West Antarctica from its Ross Embayment. Its topographic evolution likely played a key role in the origin ...

20. High-resolution Modeling of Surface Topography, Ice Motion, and Mass Balance in the Lambert Glacial Basin Using Radar Remote Sensing and GIS Techniques [liu_nsf0126149]
This project examines the morphology, ice motion velocity and mass balance of Lambert Glacier, Antarctica using state-of-the-art remote sensing and GIS techniques. Lambert Glacier is ...

21. IPY Research: Investigating the Cryospheric Evolution of the Central Antarctic Plate (ICECAP) [blankenship_0733025]
This is the master metadata record for the ICECAP project, a four-year International Polar Year campaign to map the morphology, geology and glaciology of the major marine subglacial basins of East ...

22. Ice Velocity Field for Lambert-Amery Glacial Basin Derived from 2000 Radarsat SAR Interferometric Data [liu_nsf0126149_01]
Ice velocity field for the Lambert-Amery glacial basin, Antarctica are derived based on three-pass Radarsat SAR interferometric data acquired in 2000. Two grids are given in ArcInfo interchangable ...

23. Ice stream/subglacial hydralic sytem modeling outputs [sergienko_0838811]
This data set consists of numerical models' outputs and Matlab scripts for analysis of these outputs. The numerical models simulate interactions of ice stream and subglacial hydraulic system. The ...

24. Iceberg Capsize Kinematics and Energetics [MacAyeal_Iceberg_capsize]
To investigate the physics of iceberg capsize, a laboratory-scale experimental apparatus was created to simulate iceberg calving and capsize (and other phenomena) at a 1/100,000 scale. The data set ...

25. Larsen B Ice Shelf supraglacial lake depths [Larsen_B_Ice_Shelf_supraglacial_lake_depths_February_2002_1]   PARENT DIF
This data represents a snapshot of supraglacial lake depths, areas and x,y location on the Larsen B Ice Shelf in February, 2000. The data was derived from processing a multi-spectral Landsat 7 image ...

26. Larsen B Ice Shelf supraglacial lakes (depth, area, 2000) [MacAyeal_0944248]
In this data, we provide an estimate of surface water depth for the surface of the Larsen B Ice Shelf on February 21, 2000, using a Landsat 7 multi-spectral image composite. The surface water depth ...

27. Modeling the Dynamics of Surface-Slope Reversals and Their Role in the Formaiton and Stability of Subglacial Lakes [Dupont_0814241]
This is a metadata entry for an NSF-funded project to examine the ice and basal-hydrologic dynamics associated with reversals in the ice/air surface slope. This project, NSF ANT 0814241, was a multi-year ...

28. NorthGRIP Methane Carbon Isotopes [NorthGRIP_Methane_Carbon_Isotopes]
This data set contains carbon isotope and concentration data for methane extracted from the NorthGRIP ice core and firn gas at the University of Colorado. Raw values are listed by depth and value. ...

29. Ocean Surfaces on Snowball Earth [Warren_0739779]
The climatic changes of the Neoproterozoic time, 600-800 million years ago, included episodes of extreme glaciation, during which ice may have covered nearly the entire ocean for several million years, ...

30. Sea Ice Mass Balance in the Antarctic - Argo Floats [SIMBA_Argo_Floats]   PARENT DIF
Argo profiling floats were deployed during the SIMBA cruise. A total of 23 floats were deployed along the cruise track from Punta Arenas to the Bellingshausen Sea. These floats drifted at a depth ...

31. Sea Ice Mass Balance in the Antarctic - Aspect Ice Observations [SIMBA_Aspect_Ice_Observations]   PARENT DIF
The dataset contains manual recordings transcribed into electronic format, following the ASPeCt (Antarctic Sea Ice Processes and Climate) protocol, for inclusion in the cruise data set. Although the ...

32. Sea Ice Mass Balance in the Antarctic - Ice Biology [SIMBA_Ice_Biology]   PARENT DIF
The data set produced is composed of relationships between total integrated radiation doses to ice floes and metrics of sea ice biotic community succession. The late winter and early spring timing ...

33. Sea Ice Mass Balance in the Antarctic - Ice Buoys [SIMBA_Ice_Buoys]   PARENT DIF
Three ice mass-balance buoys (IMBs) were deployed on 2, 4 and 12 October 2007 at sites Brussels and Liège at locations close to the clean sampling sites during a 27 day occupation of an ice station ...

34. Sea Ice Mass Balance in the Antarctic - Ice Cores Physics and Biogeochemistry [SIMBA_Ice_Cores_Physics_and_Biogeochemistry]   PARENT DIF
The data supports modeling efforts involving the development of a new sea ice biogeochemical model (SIMCO). Its parameterization relies on the results obtained during process studies such as Arise ...

35. Sea Ice Mass Balance in the Antarctic - Ice Geophysics [SIMBA_Ice_Geophysics]   PARENT DIF
The data set is comprised of spatial surveys of snow and ice physical properties conducted at the one floe occupied for twenty-seven days in the Bellingshausen Sea, Ice Station Belgica. The survey ...

36. Sea Ice Mass Balance in the Antarctic - Remote Sensing [SIMBA_Remote_Sensing]   PARENT DIF
Monthly average sea ice concentration for February to May, 2007 and June to September 2007 show regionally where the ice edge for the month in question equator ward/pole ward of the 29-year mean. ...

37. Sea Ice Mass Balance in the Antarctic - Shipboard Electro-Magnetic induction (EMI) Ice Thickness [SIMBA_Shipboard_EMI_Ice_Thickness]   PARENT DIF
EMI (electromagnetic induction) records of ice thickness, utilized a Geonics EM-31 induction meter, were conducted with the meter suspended from the ship’s starboard A-frame, at heights varying from ...

38. Spectral albedo of individual Antarctic sea ice types [sea_ice_albedos]
This sea-ice albedo data set contains measured spectral albedos for snow-free and snow-covered Antarctic sea-ice types. Measurements were made during austral spring and summer ...

39. Super-poles on Ice Stream D intended to monitor the ice elevation over time [Ice_stream_D_super-poles]
GPS data were collected at each of three super-pole locations in austral summers 97-98, 98-99, 99-00, 00-01. Local surveys of topography were conducted. SOAR laser altimetry was collected in two ...

40. Surface Velocities of Ice Plain B, West Antarctica [Ice_Plain_B_Velocities]
GPS positions of 29 stations on the ice plain of ice stream B were collected. Occupation time varied from 6 hours to 48 hours. Repeat occuptations from 7 to 10 days later allowed determined surface ...

41. Antarctic Ice Velocity Data [NSIDC-0070]
This compilation of recent ice velocity data of the Antarctic ice sheet is intended for use by the polar scientific community. The data are presented in tabular form (ASCII), containing latitude, ...

42. Ice Thickness and Surface Elevation, Southeastern Ross Embayment, West Antarctica [NSIDC-0099]
Ice surface elevation and ice thickness data are available for a portion of the West Antarctic Ice Sheet. Ice surface elevations and ice thickness data are derived from laser altimetry and radar sounding ...

43. MODIS Mosaic of Antarctica 2003-2004 (MOA2004) Image Map [NSIDC-0280]
The MODIS Mosaic of Antarctica 2003-2004 (MOA2004) Image Map consists of two cloud-free digital image maps that show mean surface morphology and a quantitative measure of optical snow grain size on ...

44. MODIS Mosaic of Antarctica 2008-2009 (MOA2009) Image Map [NSIDC-0593]
The MODIS Mosaic of Antarctica 2008-2009 (MOA2009) Image Map consists of two cloud-free digital image maps that show mean surface morphology and a quantitative measure of optical snow grain size on ...

45. Stable Isotopes of Ice on the Surface of Taylor Glacier, Antarctica [NSIDC-0323_1]
This data set contains Oxygen and Deuterium isotope ratios for approximately 980 sites on the surface of the ablation zone of Taylor Glacier, Antarctica. The data set gives latitude and longitude ...

46. Surface Elevation and Ice Thickness, Western Marie Byrd Land, Antarctica [NSIDC-0119]
This data set provides surface elevation and ice thickness data for a portion of the Marie Byrd Land sector of West Antarctica, including the Ford Ranges, the Sulzberger Ice Shelf, much of the Edward ...

47. Surface Velocities of Taylor Glacier, Antarctica [NSIDC-0324]
This data set contains surface velocities of Taylor Glacier, Antarctica, for the year 2003. Measurement period was approximately 12 months. There are approximately 250 locations in this data set.

48. Characterization of Lake Amundsen-Scott, South Pole: A Ground Geophysical Program, Antarctica [anandakrishnan_0538097]
This award supports a project to intensively study a subglacial Antarctic lake near the geographic South Pole using seismic and radar methods. Raw seismic data are archived at the IRIS DMC (Data Management ...

49. Collaborative Research: Integrative Study of Marine Ice Sheet Stability & Subglacial Life Habitats in W Antarctica - Lake & Ice Stream Subglacial Access Research Drilling (LISSARD) [anandakrishnan_0838763]
This award is funded under the American Recovery and Reinvestment Act of 2009 (Public Law 111-5). The LISSARD project (Lake and Ice Stream Subglacial Access Research Drilling) is one of three research ...

50. Collaborative Research: Integrative Study of Marine Ice Sheet Stability and Subglacial Life Habitats - Robotic Access to Grounding-zones for Exploration and Science (RAGES) [anandakrishnan_0838764]
The RAGES project (Robotic Access to Grounding zones for Exploration and Science) is one of three research components of the WISSARD (Whillans Ice Stream Subglacial Access Research Drilling) integrative ...

Showing 1 through 50 of 984 Next