Möller, Lars; Sowers, Todd A; Bock, Michael; Spahni, Renato; Behrens, Melanie; Schmitt, Jochen; Miller, Heinz; Fischer, Hubertus (2013): Vostok carbon isotopic data of atmospheric methane [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.812115, In supplement to: Möller, L et al. (2013): Independent variations of CH4 emissions and isotopic composition over the past 160,000 years. Nature Geoscience, 6, 885-890, https://doi.org/10.1038/ngeo1922
Always quote citation above when using data! You can download the citation in several formats below.
Related to:
Chappellaz, Jérôme A; Barnola, Jean-Marc; Raynaud, Dominique; Korotkevich, Yevgeniy S; Lorius, C (1990): Ice-core record of atmospheric methane over the past 160,000 years. Nature, 345(6271), 127-131, https://doi.org/10.1038/345127a0
Lemieux-Dudon, Bénédicte; Blayo, Eric; Waelbroeck, Claire; Svensson, Anders M; Ritz, Catherine; Barnola, Jean-Marc; Narcisi, Biancamaria; Parrenin, Frédéric (2010): Consistent dating for Antarctic and Greenland ice cores. Quaternary Science Reviews, 29(1-2), 8-20, https://doi.org/10.1016/j.quascirev.2009.11.010
Lüthi, Dieter; Le Floch, Martine; Bereiter, Bernhard; Blunier, Thomas; Barnola, Jean-Marc; Siegenthaler, Urs; Raynaud, Dominique; Jouzel, Jean; Fischer, Hubertus; Kawamura, Kenji; Stocker, Thomas F (2008): High-resolution carbon dioxide concentration record 650,000 - 800,000 years before present. Nature, 453, 379-382, https://doi.org/10.1038/nature06949
Schmitt, Jochen; Seth, Barbara; Bock, Michael; van der Veen, Carina; Möller, Lars; Sapart, Célia-Julia; Prokopiou, M; Sowers, Todd A; Röckmann, Thomas; Fischer, Hubertus (2013): On the interference of 86Kr2+ during carbon isotope analysis of atmospheric methane using continuous flow combustion – isotope ratio mass spectrometry. Atmospheric Measurement Techniques Disscusions, 6(1), 1409-1460, https://doi.org/10.5194/amtd-6-1409-2013
Project(s):
Funding:
Fifth Framework Programme (FP5), grant/award no. EVK2-CT-2000-00077: European Project for Ice Coring in Antarctica
Fourth Framework Programme (FP4), grant/award no. ENV4980702: European Project for Ice Coring in Antarctica
Coverage:
Latitude: -78.464420 * Longitude: 106.837320
Date/Time Start: 1980-01-01T00:00:00 * Date/Time End: 1980-01-01T00:00:00
Minimum DEPTH, ice/snow: 800.0 m * Maximum DEPTH, ice/snow: 2250.0 m
Event(s):
Vostok * Latitude: -78.464420 * Longitude: 106.837320 * Date/Time: 1980-01-01T00:00:00 * Elevation: 3488.0 m * Recovery: 2755 m * Location: Antarctica * Campaign: Ice_core_diverse * Basis: Sampling/drilling ice * Method/Device: Drilling/drill rig (DRILL) * Comment: annual pressure 624 mbar; mean annual temperature -55.5°C; snow accumulation between 2.2 and
22.5 g/cm**2/yr, about 250 ka
22.5 g/cm**2/yr, about 250 ka
Comment:
All d13CH4 values reported with respect to VPDB
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | DEPTH, ice/snow | Depth ice/snow | m | Geocode | ||
| 2 | Gas age | Gas age | ka BP | Sowers, Todd A | EDC3, interpolated from data in Lüthi et al. 2008, doi:10.1038/nature06949 | |
| 3 | Gas age | Gas age | ka BP | Möller, Lars | EDC3, corrected by manual methane synchronization in between 83.6 kyr BP and 128.9 kyr BP | |
| 4 | Gas age | Gas age | ka BP | Möller, Lars | Unified gas age, interpolated back from EDC3 gas age (column 2) to EDC depth, then to the Antarctic unified age scale (see Lemieux-Dudon et al. 2010, doi:10.1016/j.quascirev.2009.11.010) | |
| 5 | Gas age | Gas age | ka BP | Möller, Lars | Unified gas age, same as column 4, but with corrected EDC3 gas ages (column 3) | |
| 6 | δ13C | δ13C | ‰ PDB | Möller, Lars | deviations due to mass spectrometer interference with atmospheric krypton (see Schmitt et al. 2013, doi:10.5194/amtd-6-1409-2013) interpolated from Vostok [CH4] data (see Chappellaz et al.,1990 doi:10.1038/345127a0) | |
| 7 | δ13C, methane | δ13C CH4 | ‰ PDB | Sowers, Todd A | VPDB, values corrected for gravitational settling in the firn column | |
| 8 | δ13C, methane | δ13C CH4 | ‰ PDB | Möller, Lars | VPDB, values (column 7) corrected for interpolated Kr deviation (column 6) | |
| 9 | δ13C, methane | δ13C CH4 | ‰ PDB | Möller, Lars | VPDB, values (column 8) corrected for an inter-laboratory offset AWI-PSU of 0.14 per mil |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
552 data points