Köhler, Peter; Nehrbass-Ahles, Christoph; Schmitt, Jochen; Stocker, Thomas F; Fischer, Hubertus (2017): Continuous record of the atmospheric greenhouse gas methane (CH4), pre-processed data (Version 2) [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.876008, In supplement to: Köhler, P et al. (2017): A 156 kyr smoothed history of the atmospheric greenhouse gases CO2, CH4, and N2O and their radiative forcing. Earth System Science Data, 9(1), 363-387, https://doi.org/10.5194/essd-9-363-2017
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Previous version:
Köhler, Peter; Nehrbass-Ahles, Christoph; Schmitt, Jochen; Stocker, Thomas F; Fischer, Hubertus (2017): Continuous record of the atmospheric greenhouse gas methane (CH4), pre-processed data (Version 1). PANGAEA, https://doi.org/10.1594/PANGAEA.871267
Comment:
Final file used for spline with n=30175 entries (39 duplicates averaged). Revised version: 2017-06-08
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | AGE | Age | ka BP | Köhler, Peter | Geocode | |
| 2 | Methane, dry-air mole fraction | CH4 | nmol/mol | Köhler, Peter | nmol/mol = ppb | |
| 3 | Methane, dry-air mole fraction, standard deviation | CH4 std dev | ± | Köhler, Peter | 1-sigma uncertainty (ppb) |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
60350 data points
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