Döring, Michael (2022): A: GISP2 temperature anomalies from δ15N fitting using Schwander et al. (1997) firn model and Goujon et al. (2003) firn model [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.943594, In: Döring, M (2022): Holocene temperature anomalies (0.07...11.5 kyr b2k) of Greenland Summit from firn model inversions of GISP2 δ15N, δ40Ar and δ15Nexcess data and GISP2 accumulation rates (0.02...35kyr b2k) [dataset bundled publication]. PANGAEA, https://doi.org/10.1594/PANGAEA.943597
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Keyword(s):
Related to:
Cuffey, Kurt M; Clow, Gary D (1997): Temperature, accumulation, and ice sheet elevation in central Greenland through the last deglacial transition. Journal of Geophysical Research: Oceans, 102(C12), 26383-26396, https://doi.org/10.1029/96JC03981
Döring, Michael; Leuenberger, Markus Christian (2018): Novel automated inversion algorithm for temperature reconstruction using gas isotopes from ice cores. Climate of the Past, 14(6), 763-788, https://doi.org/10.5194/cp-14-763-2018
Döring, Michael; Leuenberger, Markus Christian (2022): Comparison of Holocene temperature reconstructions based on GISP2 multiple-gas-isotope measurements. Quaternary Science Reviews, 280, 107274, https://doi.org/10.1016/j.quascirev.2021.107274
Goujon, C; Barnola, Jean-Marc; Ritz, Catherine (2003): Modeling the densification of polar firn including heat diffusion: Application to close-off characteristics and gas isotopic fractionation for Antarctica and Greenland sites. Journal of Geophysical Research: Atmospheres, 108(D24), n/a-n/a, https://doi.org/10.1029/2002JD003319
Kobashi, Takuro; Severinghaus, Jeffrey P; Kawamura, Kenji (2008): Argon and nitrogen isotopes of trapped air in the GISP2 ice core during the Holocene epoch (0-11,500 B.P.): Methodology and implications for gas loss processes. Geochimica et Cosmochimica Acta, 72(19), 4675-4686, https://doi.org/10.1016/j.gca.2008.07.006
Schwander, Jakob; Sowers, Todd A; Barnola, Jean-Marc; Blunier, Thomas; Malaizé, Bruno; Fuchs, A (1997): Age scale of the air in the summit ice: implication for glacial-interglacial temperature change. Journal of Geophysical Research: Atmospheres, 102(D16), 19483-19494, https://doi.org/10.1029/97JD01309
Further details:
Coverage:
Latitude: 72.970000 * Longitude: -38.800000
Date/Time Start: 1990-01-01T00:39:00 * Date/Time End: 1990-01-01T00:39:00
Minimum Elevation: 3208.0 m * Maximum Elevation: 3208.0 m
Event(s):
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
Comment:
Uncertainty is 2sigma = 0.80...0.88 K for the Schwander et al. (1997) firn model reconstruction and 2sigma = 0.86...0.94 K for the Goujon et al. (2003) firn model reconstruction. The uncertainty is based on mean isotope data resolution of 17.8 a.
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Age | Age | ka b2k | Döring, Michael | ||
| 2 | Temperature anomaly | T anomaly | K | Döring, Michael | SchwanderModel; rel. to 11.5 ka b2k | |
| 3 | Temperature anomaly | T anomaly | K | Döring, Michael | SchwanderModel LowPass COP=100 a; rel. to 11.5 ka b2k | |
| 4 | Temperature anomaly | T anomaly | K | Döring, Michael | GoujonModel; rel. to 11.5 ka b2k | |
| 5 | Temperature anomaly | T anomaly | K | Döring, Michael | GoujonModel LowPass COP=100 a; rel. to 11.5 ka b2k |
License:
Creative Commons Attribution 4.0 International (CC-BY-4.0)
Status:
Curation Level: Enhanced curation (CurationLevelC)
Size:
57500 data points
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