Global Change Master Directorygsfc-gcmduso@mail.nasa.gov502013-05-19T12:53:26Zamd Search: [Keyword='Ice Sheet']http://mddemo.gsfc.nasa.gov/KeywordSearch/OpenSearch.do 58 0 http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]cuffey_0537661Collaborative Research: Stable Isotopes of Ice in the WAIS Divide Deep Ice Core-112.08,-79.47,-112.08,-79.472012-11-13T05:00:00ZThis 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 ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_1261_Balance_CodeIce Sheet Balance Flux computer code BalanceV2.f-180.0,-90.0,180.0,-60.02000-07-01T00:00:00ZT00:00:00Z2012-10-10T04:00:00ZIce Sheet Balance Flux computer code BalanceV2.f
Fortran computer source code.
This program computes the ice fluxes and optionally the ice velocities that would maintain an ice sheet of specified ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]waddington_0636997Self-consistent Ice Dynamics, Accumulation, Delta-age, and Interpolation of Sparse Age Data using an Inverse Approach2012-09-06T04:00:00ZWe 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. ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]taylor_0440819Investigation of the Stratigraphy and Time Scale of the WAIS Divide Ice Core Using Electrical Methods112.1,-79.46667,112.1,-79.466672012-07-12T04:00:00ZThis 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 ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0436Microstructural Location and Composition of Impurities in Polar Ice Cores-119.51667,-80.01667,-119.51667,-80.01667106.8,-72.46667,106.8,-72.46667-38.466667,72.583336,-38.466667,72.5833361999-01-01T00:00:00Z2005-12-30T00:00:00Z2012-05-15T04:00:00ZThis 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. ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0494Grounding Line Strain Grid Surveys, Kamb Ice Stream, Antarctica154.71,-82.86,155.51,-82.782006-11-27T00:00:00Z2007-11-30T00:00:00Z2012-05-14T04:00:00ZThis data set provides the results from a strain grid survey deployed across the Kamb Ice Stream grounding line on the West Antarctic Ice Sheet. The grid was deployed in 2006 and resurveyed in 2007 ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0489High-resolution Image-derived Grounding and Hydrostatic Lines for the Antarctic Ice Sheet1999-01-01T00:00:00Z2003-12-31T00:00:00Z2012-05-14T04:00:00ZThis 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 ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0141Ice Motion and Topography Near Margin Areas of Kamb Ice Stream, Antarctica-158.0,-83.5,-134.3,-82.22000-11-11T00:00:00Z2002-01-28T00:00:00Z2012-05-14T04:00:00ZThis 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 ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0498MEaSUREs Antarctic Grounding Line from Differential Satellite Radar Interferometry-180.0,-90.0,180.0,-60.01992-01-01T00:00:00Z2009-12-31T00:00:00Z2012-05-14T04:00:00ZThis data set, part of the NASA Making Earth Science Data Records for Use in Research Environments (MEaSUREs) program, provides 17 years of comprehensive high-resolution mapping of grounding lines ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0484MEaSUREs InSAR-Based Antarctica Velocity Map-180.0,-90.0,180.0,-60.01996-01-01T00:00:00Z2011-12-31T00:00:00Z2012-05-14T04:00:00ZThis data set, part of the NASA Making Earth Science Data Records for Use in Research Environments (MEaSUREs) program, provides the first comprehensive, high-resolution, digital mosaic of ice motion ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0497MOA-derived Structural Feature Map of the Ronne Ice Shelf-86.557,-84.679,-26.111,-74.3552003-11-20T00:00:00Z2004-02-29T00:00:00Z2012-05-14T04:00:00ZThis data set provides a structural feature map of the Ronne Ice Shelf in Antarctica (also known as the Filchner-Ronne Ice Shelf). The map was developed as part of a project to study fracture propagation ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0435Methane Isotopes from the WAIS Divide Ice Core112.09,-79.47,112.09,-79.472008-01-01T00:00:00Z2008-12-30T00:00:00Z2012-05-14T04:00:00ZThis 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 ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0500Millennially Averaged Accumulation Rates for Lake Vostok68.4,-79.1,80.5,-75.72000-01-01T00:00:00Z2001-12-31T00:00:00Z2012-05-14T04:00:00ZThis data set consists of inferred accumulation rates from three radar layers (26, 35 and 41 thousand years old) in the Vostok Subglacial Lake region. Accumulation rates were inferred using Local-Layer ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0501Modeled Radar Attenuation Rate Profile at the Vostok 5G Ice Core Site, Antarctica73.17,-78.47,73.17,-78.472007-01-01T00:00:00Z2008-12-31T00:00:00Z2012-05-14T04:00:00ZThis data set provides a modeled radar attenuation rate profile, showing the predicted contributions from pure ice and impurities to radar attenuation at the Vostok 5G ice core site in Antarctica, ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0496Polarimetric Radar Data from the Ross and Amundsen Sea Ice Flow Divide, West Antarctica-115.457,-79.6401,-109.128,-78.74892005-11-01T00:00:00Z2007-01-31T00:00:00Z2012-05-14T04:00:00ZThis dataset contains ground-based, co-polarized radar data collected using pulse-modulated 60 MHz and 179 MHz radar at 19 sites around a deep ice coring site near the Ross and Amundsen flow divide ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0119Surface Elevation and Ice Thickness, Western Marie Byrd Land, Antarctica-157.0,-80.0,-136.0,-71.01998-12-25T00:00:00Z1998-12-27T00:00:00Z2012-05-14T04:00:00ZThis 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 ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]IRMCR1BIceBridge MCoRDS L1B Geolocated Radar Echo Strength Profiles-180.0,-90.0,180.0,-53.0-74.0,59.0,-12.0,83.02009-10-16T00:00:00ZT00:00:00Z2012-05-13T04:00:00ZThe IceBridge MCoRDS L1B Geolocated Radar Echo Strength Profiles (IRMCR1B) data set contains radio echo-sounding measurements over Antarctica taken from the Multichannel Coherent Radar Depth Sounder ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]BRMCR1BPre-IceBridge MCoRDS L1B Geolocated Radar Echo Strength Profiles-180.0,-90.0,180.0,-53.0-180.0,60.0,180.0,90.01993-06-23T00:00:00Z2007-09-23T00:00:00Z2012-05-13T04:00:00ZThe Pre-IceBridge MCoRDS L1B Geolocated Radar Echo Strength Profiles (BRMCR1B) data set contains Arctic and Antarctic radio echo-sounding measurements taken from the Multichannel Coherent Radar Depth ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]AAD_Ant_WLD_ice_velAntarctica - Wilkes Land ice velocity from over_snow traverse Doppler Satellite Position data94.0,-74.5,131.0,-68.01978-01-01T00:00:00Z1986-12-31T00:00:00Z2012-04-27T04:00:00ZMeasurements of ice velocity on the surface of the ice sheet in Wilkes Land East Antarctica were made along the routes of oversnow traverses operating out of Casey (66.6 S 110 E). In general, measurements ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0125GISP2 (B and D Core) Methane Concentrations-149.0,-81.0,-149.0,-81.01996-01-01T00:00:00Z1999-12-31T00:00:00Z2011-08-26T04:00:00ZThe 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. ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0070Antarctic Ice Velocity Data-180.0,-90.0,180.0,-50.01975-01-01T00:00:00ZT00:00:00Z2011-08-01T04:00:00ZThis 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, ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0123Siple Dome Core Date from Measurement of the d18O of Paleoatmospheric Oxygen-149.0,-81.0,-149.0,-81.01996-01-01T00:00:00Z1999-12-31T00:00:00Z2011-07-28T04:00:00ZThis 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. ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0124Siple Dome Methane Record-149.0,-81.0,-149.0,-81.01996-01-01T00:00:00Z1999-12-31T00:00:00Z2011-07-28T04:00:00ZThis 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 ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0122Snow-atmosphere Transfer Function for Reversibly Deposited Chemical Species in West Antarctica-149.0,-81.0,-149.0,-81.01994-11-01T00:00:00Z1995-02-28T00:00:00Z1996-11-01T00:00:00Z1997-02-28T00:00:00Z2011-07-28T04:00:00ZThis 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. ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0120WAISCORES: Deep Ice Coring in West Antarctica-149.0,-81.0,-149.0,-81.01996-01-01T00:00:00Z1999-12-31T00:00:00Z2011-07-28T04:00:00ZThe WAISCORES project is part of the National Science Foundation Office of Polar Programs' West Antarctic Ice Sheet (WAIS) initiative, which is aimed at understanding the influence of the West Antarctic ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0121Visible Stratigraphic Dating, Siple Dome and Upstream C Cores-149.0,-81.0,-149.0,-81.01997-06-01T00:00:00Z1997-08-31T00:00:00Z2011-07-25T04:00:00ZThis 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. ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0133Siple Dome Cores Electrical Measurement Data-149.0,-81.0,-149.0,-81.01997-06-01T00:00:00Z1997-08-31T00:00:00Z2011-07-19T04:00:00ZThis 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 ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0134Siple Dome Highlights: Stable isotopes-149.0,-81.0,-149.0,-81.01996-01-01T00:00:00Z1999-12-31T00:00:00Z2011-07-19T04:00:00ZThis 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 ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0129Siple Shallow Core Density Data-149.0,-81.0,-149.0,-81.01996-01-01T00:00:00Z2000-12-31T00:00:00Z2011-07-19T04:00:00ZThis 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 ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0132Taylor Dome Ice Core Data158.0,-77.0,158.0,-77.01993-01-01T00:00:00Z1996-12-31T00:00:00Z2011-07-19T04:00:00ZThe 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 ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0127Digital Images of Thin Sections from Siple Dome-149.0,-81.0,-149.0,-81.01996-01-01T00:00:00Z1999-12-31T00:00:00Z2011-06-30T04:00:00ZThis 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 ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0131Methane and Carbonyl Sulfide Analysis of Siple Dome Ice Core Subsamples-149.0,-81.0,-149.0,-81.01996-01-01T00:00:00Z1999-12-31T00:00:00Z2011-06-30T04:00:00ZThis 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. ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0128Physical and Structural Properties of the Siple Dome Ice Cores-149.0,-81.0,-149.0,-81.01996-01-01T00:00:00Z2000-12-31T00:00:00Z2011-06-30T04:00:00ZThis 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 ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0130Siple Dome Ice Core Age-Depth Scales-149.0,-81.0,-149.0,-81.01996-01-01T00:00:00Z1996-12-31T00:00:00Z2011-06-30T04:00:00ZThis 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 ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0126Volcanic Records in the Siple and Taylor Dome Ice Cores-149.0,-81.0,-149.0,-81.0158.7889,-77.95,158.7889,-77.951996-01-01T00:00:00Z1999-12-31T00:00:00Z2011-06-30T04:00:00ZThis 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 ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0414Antarctic Radar Echograms and Derived Ice Thickness Data from CReSIS-110.0,-77.0,-60.0,-62.02002-11-26T00:00:00Z2004-11-29T00:00:00Z2011-03-03T05:00:00ZThe Center for Remote Sensing of Ice Sheets (CReSIS) data from the 2002 and 2006 Flight missions. Basic Processing has been done to obtain the radar echograms and derived ice thickness data. Algorithms ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]scambos_0538103Norwegian-United States IPY Scientific Traverse: Climate Variability and Glaciology in East Antarctica2.5333,-90.0,2.5333,-72.016672008-12-23T00:00:00Z2009-02-21T00:00:00Z2011-03-01T05:00:00ZThis award supports a project of scientific investigations along two overland traverses in East Antarctica: one going from the Norwegian Troll Station (72deg. S, 2deg. E) to the United States South ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NIPR_JASE_21Physical properties of shallow snow samples during the JASE traverse 2007/200815.0,-78.0,45.0,-69.02007-11-14T00:00:00Z2008-01-29T00:00:00Z2010-09-20T04:00:00ZTo better understand how environmental signals are fixed in snow stratification, two 4m deep pits and two 2m deep pits were dug at several locations. Snow samples were collected for purposes of physical ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_2318Mass flux measurements across the margin of the Antarctic ice sheet62.0,-70.0,159.0,-62.02003-09-30T00:00:00Z2005-03-31T00:00:00Z2010-07-26T04:00:00ZMetadata record for data from ASAC Project 2318
See the link below for public details on this project.
---- Public Summary from Project ----
This project is a cooperative venture ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_1261Computer modelling of the mass balance and dynamics of the Antarctic Ice Sheet62.0,-70.0,159.0,-60.02000-09-30T00:00:00ZT00:00:00Z2010-07-12T04:00:00ZComputer models have been developed to investigate the present and future balance of ice accumulation and loss for the Antarctic ice sheet. New information about the flow properties of ice has been ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ANDRILL_Pagodroma_GroupBattye Glacier Formation Paleontology and Sedimentology, Beaver Lake Region, Antarctica-180.0,-90.0,180.0,-62.832010-07-09T04:00:00ZGlacimarine strata of the Battye Glacier Formation (c.130 m thick),
Pagodroma Group, exposed in the Amery Oasis of East Antarctica,
provide a record of late Miocene palaeoenvironmental ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]Ant_T_ReconRemote Observations of Ice Sheet Surface Temperature: Toward Multi-Proxy Reconstruction of Antarctic Climate Variability2010-07-09T04:00:00ZThis project will develop spatially extended and statistically reliable
estimates of Antarctic surface temperature variations over the past several
centuries, using a multi-proxy calibration/verification ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0474Ice-Penetrating Radar Data Across Siple Coast grounding Lines-145.0,-82.25,-145.0,-82.252006-12-01T00:00:00Z2007-12-22T00:00:00Z2010-07-08T04:00:00ZThese data consist of ice-penetrating radar data collected on the ground across the grounding line near Siple Dome during the 2006 and 2007 Antarctic summer field seasons. Primarily, the data consist ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]AADC-00064Ice sheet topography and surface characteristics in eastern Wilkes Land, East Antarctica.120.0,-69.0,120.0,-69.01980-01-01T00:00:00Z1986-12-31T00:00:00Z2010-06-08T04:00:00ZThis dataset is summarised using the abstract from ANARE Research Notes 64, Ice sheet topography and surface characteristics in eastern Wilkes Land, East Antarctica.
A comprehensive survey ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]seals_0632325IPY, The Next Generation: A Community Ice Sheet Model for Scientists and Educators, with Demonstration Experiments in the Amundsen Sea Embayment Region 2010-06-01T04:00:00ZThis award supports a project to create a "Community Ice Sheet Model (CISM)". The intellectual merit of the proposed activity is that the development of such a model will aid in advancing the science ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0396Singular Value Decomposition Analysis of Ice Sheet Model Output Fields-180.0,-90.0,180.0,-60.02010-03-10T05:00:00ZThis data set provides the results of predictive modeling experiments on the Amundsen Sea Embayment region of Antarctica. The models examine how interactions between basal processes and ice sheet ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0240Antarctic Aerogeophysics Data-90.0,-75.0,90.0,-75.01994-01-01T00:00:00Z2004-12-31T00:00:00Z2010-03-09T05:00:00ZThe 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 ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0336Antarctic Subglacial Lake Classification Inventory-160.0,-90.0,15.0,-70.01998-12-01T00:00:00Z2001-02-28T00:00:00Z2010-03-09T05:00:00ZThis data set is an Antarctic radar-based subglacial lake classification collection, which focuses on the radar reflection properties of each given lake. The Subglacial lakes are separated into four ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0304GLAS/ICESat 500 m Laser Altimetry Digital Elevation Model of Antarctica-180.0,-86.0,180.0,-63.02003-02-01T00:00:00Z2005-06-30T00:00:00Z2010-03-09T05:00:00ZThe Geoscience Laser Altimeter System (GLAS) instrument on the Ice, Cloud, and land Elevation Satellite (ICESat) provides global measurements of elevation, and repeats measurements along nearly-identical ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0299Snow and Firn Permeability: Characteristics of Snow Megadunes and their Potential Effects on Ice Core Interpretation124.0218,-80.7802,126.0302,-80.53042004-01-04T00:00:00Z2004-01-20T00:00:00Z2010-03-09T05:00:00ZThis data set contains firn physical properties measured in two meter snow pits and from deeper, 12- to 30-meter firn cores. The physical properties measured in the snow pits include density, permeability ...