Global Change Master Directory gsfc-gcmduso@mail.nasa.gov 50 2013-05-26T08:39:49Z GCMD Search: [Parameters: Topic='PALEOCLIMATE', Term='ICE CORE RECORDS', Variable_Level_1='VOLCANIC DEPOSITS'] http://mddemo.gsfc.nasa.gov/KeywordSearch/OpenSearch.do 44 0 http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]US_ITASE-99-1 US ITASE-99-1 ice core (Research Funded by NSF OPP) -122.63,-80.62,-122.63,-80.62 1713-01-01T00:00:00Z 2000-12-31T00:00:00Z 2013-01-24T05:00:00Z Sub-annually resolved ice core chemistry data from various sites on the Antarctic Ice Sheet were obtained from 1999 to 2008 during the US International Trans-Antarctic Scientific Expedition (US ITASE) ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]UTC_majorgeologicunits Boundaries and Tags for Major Geologic Units in the United States -122.21224,30.833223,-72.71876,44.773125 1998-03-01T00:00:00Z 1999-06-01T00:00:00Z 2012-12-21T05:00:00Z This data set contains boundaries and tags for major geologic units in the conterminous United States. In addition to the polygons representing the areal extent of geologic units, it identifies boundaries ... http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_757 Ice core paleoclimatology 112.75,-66.75,112.85,-66.65 1994-01-01T00:00:00Z T00:00:00Z 2012-09-20T04:00:00Z Prediction of future climate change requires knowledge of past changes. Polar snow forms an archive of environmental conditions that is accessible by drilling and analysing ice cores. This project ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]bay_0739743 Dust Logging at Dome C for Abrupt Climate Changes, Large Volcanic Eruptions and Bolide Impacts 123.35,-75.1,123.35,-75.1 2012-06-29T04:00:00Z 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 ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0215 Sulfate-Based Volcanic Record from South Pole Ice Core 0.0,-90.0,0.0,-90.0 2012-05-15T04:00:00Z 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 ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ARCSS008 Greenland Summit Ice Cores -38.0,72.0,-37.0,72.0 1989-01-01T00:00:00Z 1994-12-31T00:00:00Z 2012-05-11T04:00:00Z From 1989 to 1994, the U.S. and European scientific communities supported a bold undertaking to acquire an extensive paleoclimate record for the Northern Hemisphere. These efforts, termed the Greenland ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ARCSS069 Into the Arctic -- Information and Educational Activities for Studying Climate 2012-05-11T04:00:00Z 'Into the Arctic' contains educational materials about climate and climate history in the Arctic that use real data and questions from the Greenland Ice Sheet Project Two (GISP2). Beginning in 1993, ... http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_1004 Air sampling and analysis from Antarctic firn and ice 111.0,-66.8,114.0,-65.8 1976-06-30T00:00:00Z T00:00:00Z 2012-04-04T04:00:00Z Air from the ice and firn (compressed snow) of the Antarctic ice sheet will be extracted and measured for atmospheric composition in the past. Gases of interest are greenhouse gases (carbon dioxide, ... http://gcmd.gsfc.nasa.gov/getdif.htm?[IPEV]1011_8_IPEV_FR SUNNITEDC: 6 shallow ice core drilled of 100 m each 2010-12-01T00:00:00Z 2011-01-20T00:00:00Z 2012-01-19T05:00:00Z Collection of 6 shallow ice cores of 100 m deep for extraction of 10Be and volcanic events in order to reconstruct the sun and volcanic forcing. http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]barletta_0828786 SGER - ยต-Raman Analysis of Ice-Core Samples -162.5,-77.61667,-162.5,-77.61667-166.16667,-85.25,-166.16667,-85.25-159.51,-77.12,-159.51,-77.12135.13,-76.05,135.13,-76.0538.466667,72.583336,38.466667,72.583336 2011-09-12T04:00:00Z Analysis of material preserved in glaciers and ice-sheets can provide a window into the climatological and environmental history of our planet. Current analytical methodology involves sectioning of ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0114 Blue Ice Tephra II - Brimstone Peak 158.55,-75.9,158.67,-75.86 1996-01-01T00:00:00Z 1997-12-31T00:00:00Z 2011-07-26T04:00:00Z 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 ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0115 Blue Ice Tephra II - Mt. DeWitt -159.51,-77.12,-159.51,-77.12 1996-01-01T00:00:00Z 1997-12-31T00:00:00Z 2011-07-26T04:00:00Z 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 ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0110 Tephra in Siple and Taylor Dome Ice Cores -148.0,-81.0,-148.0,-81.0158.71,-77.8,158.71,-77.8 1999-01-01T00:00:00Z 2000-12-31T00:00:00Z 2011-07-26T04:00:00Z 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 ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0127 Digital Images of Thin Sections from Siple Dome -149.0,-81.0,-149.0,-81.0 1996-01-01T00:00:00Z 1999-12-31T00:00:00Z 2011-06-30T04:00:00Z 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 ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0128 Physical and Structural Properties of the Siple Dome Ice Cores -149.0,-81.0,-149.0,-81.0 1996-01-01T00:00:00Z 2000-12-31T00:00:00Z 2011-06-30T04:00:00Z 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 ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0126 Volcanic Records in the Siple and Taylor Dome Ice Cores -149.0,-81.0,-149.0,-81.0158.7889,-77.95,158.7889,-77.95 1996-01-01T00:00:00Z 1999-12-31T00:00:00Z 2011-06-30T04:00:00Z 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 ... http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_1172 The relationship between climatic/environmental signals from high resolution snow pit studies and meteorological conditions 112.8,-66.766,112.81,-66.76 1999-09-30T00:00:00Z 2005-03-31T00:00:00Z 2011-02-14T05:00:00Z Metadata record for data from ASAC Project 1172 See the link below for public details on this project. ---- Public Summary from Project ---- The aim of ice core drilling is to extract information ... http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_3025 Ice coring 2008-2009 (Law Dome W10k, Mill Island PICO, Totten PICOs) 90.0,-68.0,120.0,-64.0 2008-09-30T00:00:00Z 2009-03-31T00:00:00Z 2011-02-03T05:00:00Z Metadata record for data from AAS (ASAC) project 3025. Public An ice core drilling expedition is proposed for Aurora Basin, between Law Dome and Dome C. This will provide a climate record in excess ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]mosley-thompson_0820779 Trace Elements in Kilimanjaro Ice ,,, 2000-01-31T00:00:00Z 2000-02-15T00:00:00Z 2010-10-08T04:00:00Z To date there is a lack of knowledge of the composition of the past African atmosphere, especially at high elevations. As aerosols play an important role in the climate system, the assessment of their ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]mcconnell_0538427 High temporal resolution, continuous ice core measurements for WAIS Divide (WDC05A, WDC05Q) 112.125,79.463,112.086,79.468 1520-06-01T00:00:00Z 2005-01-01T00:00:00Z 2010-07-28T04:00:00Z Nearly continuous, monthly averaged measurements of hydrogen peroxide, nitrate, liquid conductivity, and 12 elements (Na, Mg, Al, S, Ca, Mn, Fe, Rb, Sr, Ce, Pb, and U) for two intermediate depth ice ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NICL_Ice_Core_Image Images of ice core sections that have been processed at the U.S. National Ice Core Laboratory 2010-07-09T04:00:00Z The dataset is comprised of optical images of ice core sections that were acquired with a digital line-scan camera in the cold room facility at the U.S. National Ice Core Laboratory (NICL). Ice core ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]McGwire_0230149 Images of ice core sections that have been processed at the U.S. National Ice Core Laboratory 2010-07-09T04:00:00Z The dataset is comprised of optical images of ice core sections that were acquired with a digital line-scan camera in the cold room facility at the U.S. National Ice Core Laboratory (NICL). Ice core ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]thiemens_NSF0338363 Investigation of Atmospheric Chemistry and Dynamics Through Oxygen and Sulfur Isotopes in Volcanic Sulfate 2010-07-07T04:00:00Z This dataset contains chemical measurements of volcanic sulfate deposits in Antarctic snow, in a collaborative project between South Dakota State University (SDSU, Jihong Cole-Dai, PI) ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0253 Antarctic and Greenland Climate Change Comparison 2010-03-08T05:00:00Z This data set compares global atmospheric concentration of methane from ice cores taken on the ice sheets of Antarctica and Greenland. The data come from multiple ice cores on each continent, including ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0251 Siple Dome Ice Core Chemistry and Ion Data 2010-03-08T05:00:00Z This data set includes chemistry and ion data collected from a 150 m core recovered from Siple Dome, West Antarctica. The core was drilled during the 1994/1995 field season. Dating of the core was ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0252 Talos Dome Ice Core Deuterium Isotope Data 2010-03-08T05:00:00Z This data set consists of deuterioum isotope data obtained from Talos Dome ice core. Talos Dome is located on the edge of the East Antarctic plateau adjacent to the Victoria Land mountain. The Talos ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]Ice-core_Volcanic_Index_2_IVI2 Ice Core Volcanic Index2 Data -180.0,-90.0,180.0,90.0 2009-02-19T05:00:00Z [Text Source: Gao, Chaochao, Alan Robock, and Caspar Ammann, 2008: Volcanic forcing of climate over the past 1500 years: An improved ice-core-based index for climate models. J. Geophys. Res., 113, ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]EARTH_LAND_NGDC_PALEO_VOSTOK1 Vostok Antarctic Ice Core Data for 420,000 years, from WDC Paleoclimatology -107.0,-79.0,-107.0,-79.0 2009-01-21T05:00:00Z 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 ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]Cole-Dai0337933 Chemistry and Dynamics of Atmospheric Oxidation of Volcanic Sulfur 2009-01-08T05:00:00Z This dataset contains chemical measurements of volcanic sulfate deposits in Antarctic snow, in a collaborative project between South Dakota State University (SDSU, Jihong Cole-Dai, PI) ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]Law_Dome_Tephra Geochemical analyses and images of tephra and other particulate samples from the Law Dome Ice Core -180.0,-90.0,180.0,-62.83 2009-01-08T05:00:00Z This data set contains geochemical information and backscattered electron images of particulate material sampled from the Law Dome ice core. Some of this material is volcanic ash, and ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]CNDA-ESP_ANT95-1628-E Monitoring of glacial dynamics in Johnson Dock (Livingston Island) -62.0,-63.0,-60.0,-62.0 1995-02-15T00:00:00Z 1996-02-15T00:00:00Z 2008-07-24T04:00:00Z In English: The techiniques used to extrapolate seasonal behaviour to annual behaviour, were: - A Geodolite 504 to measure the position of each stake and 3 new stakes ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]Brook_ice_core_helium Ice Core Interplanetary Dust Helium Isotope Data -180.0,-90.0,180.0,90.0 2007-02-06T05:00:00Z 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 ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]Vostok_gases_O2_N2_Ar The concentration and isotopic composition of O2, N2, and Ar in trapped gases of the Vostok ice core (reanalysis) 106.9,-78.4,106.9,-78.4 2007-02-06T05:00:00Z Samples were reanalyzed from the Vostok ice core for the O2/N2/Ar ratio, and the isotopic composition of O2 and N2, at approximately 1 kyr resolution between 110 -400 ka. This work defined the d18O ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NOAA_NCDC_PALEO_2002-045 DIRTMAP Version 2. Last Glacial Maximum, Late Holocene, and Modern Eolian Fluxes from Ice Cores, Marine Sediments, Marine Sediment Traps, and Terrestrial Deposits -180.0,-90.0,180.0,90.0 1980-01-01T00:00:00Z 1996-12-31T00:00:00Z 2006-08-31T04:00:00Z The records of dust accumulation rates included here represent the second version of the DIRTMAP data base, including dust information from ice cores, marine sediments, marine sediment traps, and ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NOAA_NGDC_PALEO_BOLIVIA Sajama (Bolivia) Ice Core Data from the NOAA/NCDC Paleoclimatology Program -69.0,-18.0,-69.0,-18.0 2005-06-17T04:00:00Z Ice cores that were recovered from the summit of Sajama mountain in Bolivia provide carbon-14-dated tropical records and extend to the Late Glacial Stage (LGS). Oxygen isotopic ratios of the ice decreased ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NOAA_NCDC_PALEO_2000-045 Causes of Climate Change Over the Past 1000 Years, NOAA/NCDC/WDC Paleoclimatology -180.0,0.0,180.0,90.0 1000-01-01T00:00:00Z 1998-12-31T00:00:00Z 2005-06-15T04:00:00Z Recent reconstructions of northern hemisphere temperatures and climate forcing over the last 1000 years allow the warming of the 20th century to be placed within a historical context and various mechanisms ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]Inforain_Oregon_Geology Geologic Map of Oregon -125.0,45.0,-123.0,46.0 2005-05-31T04:00:00Z This is a geologic map of Oregon showing geographic lithology and fault coverage. The map was originally compiled on 1:400,000-scale quarters of the early 1980s version of the Oregon base map for ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NOAA_NCDC_PALEO-2002-058 GISP2 Meltwater Laser-Light Scattering Dust Concentration Profile Data -38.5,72.6,-38.5,72.6 2005-05-23T04:00:00Z Laser Light Scattering (LLS) from meltwater was used to obtain dust concentrations along the top 120 m of the GISP2 B core. In this technique, the intensity of light scattered at 90 degrees from the ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NOAA_NCDC_PALEO_GISP2LLS GISP2 Solid Ice Laser Light Scattering (LLS) Dust, 111 KYrBP -12 KYrBP -38.5,72.6,-38.5,72.6 2005-05-23T04:00:00Z These data are a compilation of the detailed solid ice laser light scattering (LLS) files. They are essentially 1 meter averages (every 500 data points of the LLS files averaged) above 2100 meters ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NOAA_NCDC_PALEO_GISP2_SULFATE GISP2 Volcanic Markers, 110,000 Years -38.0,72.0,-37.0,73.0 2005-05-18T04:00:00Z This data set contains the volcanic sulfate record in the GISP2 core on the Meese/Sowers timescale. Each sample is approximately bi-annual for the last ~12,000 years with a consistent increase in ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NOAA_NCDC_PALEO-2003-033 Statistical Analysis of Tropical Volcanic Events -180.0,-30.0,180.0,30.0 1400-01-01T00:00:00Z 1998-12-31T00:00:00Z 2005-05-18T04:00:00Z Explosive volcanic eruptions are very violent events, each with clearly individual characteristics. Instead of looking at specific eruptions, we focus here on the long term record of tropical explosive ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ChemData_SouthPole2001_Cole-Dai Ion concentrations in a 120-m 2001 South Pole ice core -180.0,-90.0,180.0,-62.83 0904-01-01T00:00:00Z 2000-12-31T00:00:00Z 2005-02-07T05:00:00Z This dataset contains concentrations of soluble chemical species (ions) in samples of an 120-m ice core retrieved at the South Pole station in 2001. The ice core was dated with annual resolution using ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]CNDA-ESP_ANT96-0734-E Study of glacial dynamics in Livingston Island -62.0,-63.0,-60.0,-62.0 1996-02-15T00:00:00Z 1997-02-15T00:00:00Z 2003-09-24T04:00:00Z In English: Thanks to aerial photographs taken in 1956 and satellite images taken in 1988 and 1991, a 4% reduction in the areal extent of Livingston Island ice cap and even a few measurements with ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]CNDA-ESP_ANT93-0852ANT94-1326E Study of the glacial system of Livingston Island. Terrestrial photogrammetry on the glacial system of Livingston Island. -62.0,-63.0,-60.0,-62.0 1994-12-15T00:00:00Z 1995-02-15T00:00:00Z 2003-09-24T04:00:00Z In English: The aim of this project is to understand the dynamics of the glacial system of Livingston Island (South Shetland Islands, Antarctica). Source data are obtained both from remote sensing ...