Data · collection
Partial pressure (or fugacity) of carbon dioxide, dissolved inorganic carbon, alkalinity, temperature, salinity and other variables collected from discrete sample and profile observations using CTD, Coulometer for DIC measurement and other instruments from KNORR in the North Atlantic Ocean, South Atlantic Ocean and Southern Oceans from 1983-10-07 to 1984-02-19 (NCEI Accession 0117503)
Listed in NASA Earthdata CMR
NCEI Accession 0117503 includes chemical, discrete sample, physical and profile data collected from KNORR in the North Atlantic Ocean, South Atlantic Ocean and Southern Oceans (> 60 degrees South) from 1983-10-07 to 1984-02-19.
Description
These data include CHLOROFLUOROCARBON-11 (CFC-11), CHLOROFLUOROCARBON-12 (CFC-12), DISSOLVED INORGANIC CARBON (DIC), DISSOLVED OXYGEN, HYDROSTATIC PRESSURE, NITRATE, NITRITE, Partial pressure (or fugacity) of carbon dioxide - water, Potential temperature (theta), RADIUM ISOTOPES, SALINITY, TOTAL ALKALINITY (TA), WATER TEMPERATURE, phosphate and silicate.
The instruments used to collect these data include CTD, Coulometer for DIC measurement, Flask with closed headspace for discrete carbon dioxide (CO2) measurement and bottle. These data were collected by Taro Takahashi of Columbia University; Lamont-Doherty Earth Observatory as part of the AJAX_1983 Expedition data set. CDIAC associated the following cruise ID(s) with this data set: AJAX_1983 The World Ocean Circulation Experiment (WOCE) was a major component of the World Climate Research Program with the overall goal of better understanding the ocean's role in climate and climatic changes resulting from both natural and anthropogenic causes.
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The CO2 survey took advantage of the sampling opportunities provided by the WOCE Hydrographic Program (WHP) cruises during this period between 1990 and 1998. The final collection covers approximately 23,000 stations from 94 WOCE cruises.
Links
Get the data
- DOI doi.org/10.3334/cdiac/otg.ajax_1983 ↗
Navigate directly to the URL for a descriptive web page with download links.
DOI / persistent id · download · from NASA CMR
- ncei.noaa.gov /data/oceans/ncei/ocads/data/0117503 ↗
Navigate directly to the URL for data access and direct download.
download · from NASA CMR
- ftp-oceans.ncei.noaa.gov /pub/data.nodc/ncei/ocads/data/0117503 ↗
These data are available through the File Transfer Protocol (FTP). You may use any FTP client to download these data.
download · from NASA CMR
- ncei.noaa.gov /archive/accession/oas/117503 ↗
Navigate directly to the URL for a descriptive web page with download links.
download · from NASA CMR
- ncei.noaa.gov /products/ocean-carbon-data-system ↗
Navigate directly to the URL for a descriptive web page.
download · from NASA CMR
- ftp-oceans.ncei.noaa.gov /nodc/archive/arc0063/0117503 ↗
These data are available through the File Transfer Protocol (FTP). You may use any FTP client to download these data.
download · from NASA CMR
- ncei.noaa.gov /archive/accession/download/117503 ↗
Navigate directly to the URL for data access and direct download.
download · from NASA CMR
- ncei.noaa.gov /data/oceans/ncei/ocads/metadata/0117503.html ↗
Navigate directly to the URL for a descriptive web page with download links.
download · from NASA CMR
Documentation and papers
- Institution web page cdiac.ornl.gov ↗
documentation · from NASA CMR
- Preview graphic ncei.noaa.gov/access/metadata/landing-page/bin/gfx?id=gov.noaa.nodc%3A0117503 ↗
preview image · from NASA CMR
Catalogue records · 2
- CMR UMM-JSON cmr.earthdata.nasa.gov/search/concepts/C2089372417-NOAA_NCEI.umm_json ↗
metadata API · from NASA CMR
- CMR record cmr.earthdata.nasa.gov/search/concepts/C2089372417-NOAA_NCEI.html ↗
catalogue entry · from NASA CMR
Topics
- Stated by source
- Alkalinity · bottle · Carbon Dioxide · Conductivity, Temperature, Depth · Coulometer for DIC measurement · Flask with closed headspace for discrete carbon dioxide (CO2) measurement · Inorganic Carbon · Nitrate · Nitrite · Not provided · Ocean Chemistry · Oxygen · Phosphate · Potential Temperature · R/V Knorr · Salinity · Silicate · Water Pressure · Water Temperature
- Inferred from text
- Greenhouse gas inventories and fluxes 75%
Provenance · 1 source records, 28 field assertions
| Source | Key | Last seen | Raw |
|---|---|---|---|
| NASA Earthdata CMR | C2089372417-NOAA_NCEI | 15 d ago | JSON v1 |
| Field | Assertion | Extractor | Evidence |
|---|---|---|---|
| access_level | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| concepts[field].anzsrc:field:370203 | enrichment · NASA CMR | taxonomy-embedding@1.1.0 | title+keywords+description (75%) |
| concepts[instrument].gcmd_instrument:bottle | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| concepts[instrument].gcmd_instrument:coulometer-for-dic-measurement | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| concepts[instrument].gcmd_instrument:ctd | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| concepts[instrument].gcmd_instrument:flask-with-closed-headspace-for-discrete-carbon-dioxide-co2-measurement | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| concepts[measured_variable].gcmd:earth-science/oceans/ocean-chemistry | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| concepts[measured_variable].gcmd:earth-science/oceans/ocean-chemistry/alkalinity | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| concepts[measured_variable].gcmd:earth-science/oceans/ocean-chemistry/carbon-dioxide | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| concepts[measured_variable].gcmd:earth-science/oceans/ocean-chemistry/inorganic-carbon | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| concepts[measured_variable].gcmd:earth-science/oceans/ocean-chemistry/nitrate | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| concepts[measured_variable].gcmd:earth-science/oceans/ocean-chemistry/nitrite | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| concepts[measured_variable].gcmd:earth-science/oceans/ocean-chemistry/oxygen | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| concepts[measured_variable].gcmd:earth-science/oceans/ocean-chemistry/phosphate | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| concepts[measured_variable].gcmd:earth-science/oceans/ocean-chemistry/silicate | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| concepts[measured_variable].gcmd:earth-science/oceans/ocean-pressure/water-pressure | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| concepts[measured_variable].gcmd:earth-science/oceans/ocean-temperature/potential-temperature | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| concepts[measured_variable].gcmd:earth-science/oceans/ocean-temperature/water-temperature | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| concepts[measured_variable].gcmd:earth-science/oceans/salinity-density/salinity | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| concepts[platform].gcmd_platform:not-provided | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| concepts[platform].gcmd_platform:r-v-knorr | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| description | source · NASA CMR | connector:nasa_cmr@1.0.0 | /umm/Abstract |
| license_text | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| spatial | source · NASA CMR | connector:nasa_cmr@1.0.0 | /umm/SpatialExtent |
| temporal | source · NASA CMR | connector:nasa_cmr@1.0.0 | /umm/TemporalExtents |
| title | source · NASA CMR | connector:nasa_cmr@1.0.0 | /umm/EntryTitle |
| updated_date | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| version_label | source · NASA CMR | connector:nasa_cmr@1.0.0 |