Ai, Xuyuan; Studer, Anja S; Sigman, Daniel M; Martínez-García, Alfredo; François, Fripiat; Thöle, Lena M; Michel, Elisabeth; Gottschalk, Julia; Arnold, Laura; Moretti, Simone; Schmitt, Mareike; Oleynik, Sergey; Jaccard, Samuel L; Haug, Gerald H (2021): Mean nitrogen isotopes of sediment cores MD12-3394 and MD11-3353 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.931030, In: Ai, X et al. (2021): Diatom-bound nitrogen isotope and TEX86L-SST records of MD12-3394 and MD11-3353 [dataset bundled publication]. PANGAEA, https://doi.org/10.1594/PANGAEA.931028
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Funding:
Swiss National Science Foundation (SNF), grant/award no. 144811: SeaO2 - Past changes in Southern Ocean overturning circulation - implications for the partitioning of carbon and oxygen between the ocean and the atmosphere
Swiss National Science Foundation (SNF), grant/award no. 145695: Late Pleistocene evolution of nutrient cycling in the subarctic Pacific and Southern Ocean inferred from diatom-bound nitrogen isotopes
Swiss National Science Foundation (SNF), grant/award no. 168625: Southern Ocean Paleoceanography and glacial-interglacial changes in the efficiency of the biological pump
Swiss National Science Foundation (SNF), grant/award no. 172915: SeaO2 - Past changes in Southern Ocean overturning circulation - implications for the partitioning of carbon and oxygen between the ocean and the atmosphere
Coverage:
Median Latitude: -49.475000 * Median Longitude: 66.484000 * South-bound Latitude: -50.567000 * West-bound Longitude: 64.583000 * North-bound Latitude: -48.383000 * East-bound Longitude: 68.385000
Date/Time Start: 2011-01-30T00:00:00 * Date/Time End: 2011-01-30T00:00:00
Minimum Elevation: -2320.0 m * Maximum Elevation: -1568.0 m
Event(s):
MD11-3353 * Latitude: -50.567000 * Longitude: 68.385000 * Date/Time: 2011-01-30T00:00:00 * Elevation: -1568.0 m * Campaign: MD185 (INDIEN SUD 2) * Basis: Marion Dufresne (1995) * Method/Device: Calypso Corer II (CALYPSO2)
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | AGE | Age | ka BP | Ai, Xuyuan | Geocode | |
| 2 | δ15N, diatom-bound organic matter | δ15N DB | ‰ air | Ai, Xuyuan | mean | |
| 3 | δ15N, diatom-bound organic matter, standard deviation | δ15N DB std dev | ± | Ai, Xuyuan | calculated, 1 sigma | mean |
| 4 | δ15N, diatom-bound organic matter, offset | δ15N DB offset | ‰ air | Ai, Xuyuan | mean |
License:
Creative Commons Attribution 4.0 International (CC-BY-4.0)
Status:
Curation Level: Enhanced curation (CurationLevelC)
Size:
927 data points