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Sowers, Todd A (1999): GISP2 Isotope Concentrations in Trapped Air. PANGAEA,

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Related to:
Bender, Michael L; Sowers, Todd A; Dickson, M L; Orchardo, J; Grootes, Pieter Meiert; Mayewski, Paul Andrew; Meese, D A (1994): Climate correlations between Greenland and Antarctica during the past 100,000 years. Nature, 372(6507), 663-666,
GRIP/GISP (1997): The Greenland Summit Ice Cores CD-ROM GISP2/GRIP. National Snow and Ice Data Center, University of Colorado at Boulder, and World Data Center for Paleoclimatology, National Geophysical Data Center, Boulder Colorado, CD-ROM, grip-gisp.iso
Sowers, Todd A; Brook, Edward J; Etheridge, David; Blunier, Thomas; Fuchs, A; Leuenberger, Markus C; Chappellaz, Jérôme A; Barnola, Jean-Marc; Wahlen, Martin; Deck, Bruce; Weyhenmeyer, Constanze E (1997): An interlaboratory comparison of techniques for extracting and analyzing trapped gases in ice cores. Journal of Geophysical Research: Oceans, 102(C12), 26527-26538,
Greenland Ice Core Projects (GRIP/GISP/NGRIP)
Latitude: 72.970000 * Longitude: -38.800000
Date/Time Start: 1990-01-01T00:39:00 * Date/Time End: 1990-01-01T00:39:00
Minimum DEPTH, ice/snow: 72.80 m * Maximum DEPTH, ice/snow: 2235.00 m
GISP2 * Latitude: 72.970000 * Longitude: -38.800000 * Date/Time: 1990-01-01T00:39:00 * Elevation: 3208.0 m * Recovery: 3053 m * Campaign: GISP * Basis: Sampling/drilling ice * Method/Device: Drilling/drill rig (DRILL) * Comment: GISP2 is a combination of the shallow B and the deeper D core; about 200 ka
Data in delta notation, standard is present day atmosphere. Ages are ice ages, calculated by linear interpolation of the Meese et al. (1997) timescale. Not gas ages: no calculation of the ice age-gas age offset in this data set.
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
1DEPTH, ice/snowDepth ice/snowmGeocode
2AGEAgeka BPGeocode
3δ15N, gasδ15N-N2‰ airSowers, Todd Astandard is the present day atmosphere
4δ18O, gasδ18O-O2Sowers, Todd Astandard is the present day atmosphere
5δ18O, adjusted/correctedδ18OSowers, Todd AGravitationally corrected 18O value, where 18Oatm = 18O - 2(15N).
6Oxygen/Nitrogen ratioO2/N2Sowers, Todd AGravitationally corrected elemental ratios
7Argon/Nitrogen ratioAr/N2Sowers, Todd AGravitationally corrected elemental ratios
8Oxygen/Argon ratioO2/ArSowers, Todd AGravitationally corrected elemental ratios
9Carbon dioxide/Nitrogen ratioCO2/N2Sowers, Todd AGravitationally corrected elemental ratios
1504 data points

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