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 Data Policy

GAW Data Policy
"For Scientific purposes, access to these data is unlimited and provided without charge. By their use you accept that an offer of co-authorship will be made through personal contact with the data providers or owners whenever substantial use is made of their data. In all cases, an acknowledgement must be made to the data providers or owners and to the data centre when these data are used within a publication."

 Version

 2025-05-27-0029 (Last updated: 2025-06-10)

 File

This data set is submitted by GNS.

DL Gas Species Station/Mobile Organization Type Period Filename Size Plot
14CO2 Arrival Heights GNS event 2015-10-19 00:26:00 - 2024-06-02 23:31:00 14co2_arh7009_surface-flask_120_9999-9999_event (Text: 0.04MB ; NetCDF: 0.06MB ) png

Text NetCDF

Download Data Files:


In line with the GAW Data Policy, users should contact the contributors of all data of interest and propose co-authorship or acknowledgement.


 Organization

NO 120
Acronym GNS
Name GNS Science
Address 1
Address 2
Address 3
Country/Territory New Zealand
Website https://www.gns.cri.nz/

 Contact(s)

Name Jocelyn Turnbull
Prefix Dr
Email j.turnbull@gns.cri.nz
Organization No 120
Organization acronym GNS
Organization name GNS Science
Organization country/territory New Zealand
Address 1 30 Gracefield Road
Address 2 Gracefield 5010
Address 3 New Zealand
Country/territory New Zealand
Tel 045701444
Fax
Last updated date 2025-06-11


Name Mus Hertoghs
Prefix
Email m.hertoghs@gns.cri.nz
Organization No 120
Organization acronym GNS
Organization name GNS Science
Organization country/territory New Zealand
Address 1 30 Gracefield Road
Address 2 Gracefield 5010
Address 3 New Zealand
Country/territory New Zealand
Tel 045701444
Fax
Last updated date 2025-06-11


NO 57
Acronym NIWA
Name National Institute of Water & Atmospheric Research Ltd.
Person
Name Sylvia Nichol
Prefix
Email sylvia.nichol@niwa.co.nz
Address 1
Address 2
Address 3
Country/territory New Zealand
Tel
Fax
 Background observation
 UTC
 permil
 9999-12-31 00:00:00 - 9999-12-31 23:59:59: Delta 14C
 9999-12-31 00:00:00 - 9999-12-31 23:59:59: Extra Compact Accelerator Mass Spectrometer (XCAMS)(Accelerator mass spectrometry)
 9999-12-31 00:00:00 - 9999-12-31 23:59:59: 3.1 (m)
 weekly
 Conventional Radiocarbon Age and ∆14C are reported as defined by Stuiver and Polach, (Radiocarbon 19:355-363, 1977). ∆14C is reported only if collection date was supplied and is decay corrected to that date. Fraction modern (F) is the blank corrected fraction modern normalized to δ13C of -25‰, defined by Donahue et al. (Radiocarbon, 32(2):135-142, 1990). δ13C normalization is always performed using δ13C measured by AMS, thus accounting for AMS fractionation.
 
 [Hourly]
 [Daily]
 [Monthly]
 Following NOAA guidelines for flagging samples, using three characters to indicate data quality, and ""."" in each location to indicate data is fine to use. The first character indicates a hard flag (serious issue with datapoint), second character is a soft flag (datapoint has issue, may be okay to use in certain situations), and third character indicates uncertainty with result (datapoint may or may not be included in dataset).
... = Datapoint may be used in almost all cases.
X.. = Do not use datapoint.
.X. = Use datapoint if conditions are correct.
..X = Use datapoint but check prior to including in dataset.
 Operational/Reporting
 Air samples were collected into evacuated 2.3L glass flasks by air compression pump. Samples are pressurized to 1.5bar.
The reported errors comprise statistical errors in sample and standard determinations, combined in quadrature with a system error based on the analysis of an ongoing series of measurements of air sample materials (Turnbull et al., 2015).
 Wind direction:
 Wind speed:
 Relative humidity:
 Precipitation amount:
 Air pressure:
 Air temperature:
 Dew point temperature:
 Sea water temperature:
 Sea surface water temperature:
 Sea water salinity:
 Sea surface water salinity:
Meteorological data may remain as first provided, even when greenhouse gas data are updated.
 

 DOI Metadata

DOI
14co2_arh7009_surface-flask_120_9999-9999_event.nc 10.50849/WDCGG_0120-7009-6001-01-02-9999
14co2_arh7009_surface-flask_120_9999-9999_event.txt 10.50849/WDCGG_0120-7009-6001-01-02-9999
Version 2025-05-27-0029 (Data Version History)
* DOIs and file names may have multiple versions. Be sure to check the data version.
Title Atmospheric 14CO2 at Arrival Heights by GNS Science, dataset published as 14CO2_ARH7009_surface-flask_GNS_data1 at WDCGG
Creator GNS Science
Jocelyn Turnbull (NIWA)
Mus Hertoghs (NIWA)
Publisher World Data Centre for Greenhouse Gases
Publication Date 2025-06-10 (Last Updated: 2025-06-10)
Format Text (WDCGG Data Format Table, WDCGG Meteorological Data Format Table), NetCDF
Relation List (Is Part Of)
Geolocation Point
Latitude (north: +; south: -) -77.83011
Longitude (east: +; west: -) 166.66049

 GAW Data Policy

"For Scientific purposes, access to these data is unlimited and provided without charge. By their use you accept that an offer of co-authorship will be made through personal contact with the data providers or owners whenever substantial use is made of their data. In all cases, an acknowledgement must be made to the data providers or owners and to the data centre when these data are used within a publication."

 Citation format

This format is an example of the WDCGG standard citation.
Please follow the citation format which the data providers or owners indicate.
Jocelyn Turnbull (GNS), Mus Hertoghs (GNS), Atmospheric 14CO2 at Arrival Heights by GNS Science , dataset published as 14CO2_ARH7009_ surface-flask_GNS_data1 at WDCGG, ver. 2025-05-27-0029, https://doi.org/10.50849/WDCGG_0120-7009-6001-01-02-9999 (Reference date*: YYYY/MM/DD)

* As the reference date, please indicate the date you downloaded the files.

 Reference(s)

1  Turnbull, J. C., et al. (2015). "High-precision atmospheric 14CO2 measurement at the Rafter Radiocarbon Laboratory." Radiocarbon 57(3): 377-388.