Fuchs, Matthias; Grosse, Guido; Jones, Benjamin M; Strauss, Jens; Baughman, Carson A; Walker, Donald A (2018): Measured water content, carbon and nitrogen data from permafrost cores of the Ikpikpuk river and Fish Creek river delta [dataset]. Alfred Wegener Institute - Research Unit Potsdam, PANGAEA, https://doi.org/10.1594/PANGAEA.895541, In supplement to: Fuchs, M et al. (2018): Sedimentary and geochemical characteristics of two small permafrost-dominated Arctic river deltas in northern Alaska. arktos - The Journal of Arctic Geosciences, 4(1), https://doi.org/10.1007/s41063-018-0056-9
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Project(s):
Funding:
Seventh Framework Programme (FP7), grant/award no. 338335: Rapid Permafrost Thaw in a Warming Arctic and Impacts on the Soil Organic Carbon Pool
Coverage:
Median Latitude: 70.588893 * Median Longitude: -153.085684 * South-bound Latitude: 70.347990 * West-bound Longitude: -154.484270 * North-bound Latitude: 70.791370 * East-bound Longitude: -151.339440
Date/Time Start: 2014-04-14T00:00:00 * Date/Time End: 2015-07-15T00:00:00
Minimum DEPTH, sediment/rock: 0.0050 m * Maximum DEPTH, sediment/rock: 2.1250 m
Event(s):
PG-FCR-DELT-2 * Latitude: 70.347990 * Longitude: -151.383190 * Date/Time: 2014-04-14T00:00:00 * Recovery: 1.26 m * Campaign: AK-Land_2014_NorthSlope_spring (Alaska_North_Slope_Spring_2014) * Basis: AWI Arctic Land Expedition * Method/Device: SIPRE corer (SIPREC)
PG-FCR-DELT-3 * Latitude: 70.373900 * Longitude: -151.343670 * Date/Time: 2014-04-14T00:00:00 * Recovery: 1.1 m * Campaign: AK-Land_2014_NorthSlope_spring (Alaska_North_Slope_Spring_2014) * Basis: AWI Arctic Land Expedition * Method/Device: SIPRE corer (SIPREC)
PG-FCR-DELT-5a * Latitude: 70.385790 * Longitude: -151.339440 * Date/Time: 2014-04-15T00:00:00 * Recovery: 1.67 m * Campaign: AK-Land_2014_NorthSlope_spring (Alaska_North_Slope_Spring_2014) * Basis: AWI Arctic Land Expedition * Method/Device: SIPRE corer (SIPREC)
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Event label | Event | Fuchs, Matthias | |||
| 2 | Latitude of event | Latitude | Fuchs, Matthias | |||
| 3 | Longitude of event | Longitude | Fuchs, Matthias | |||
| 4 | Date/Time of event | Date/Time | Fuchs, Matthias | |||
| 5 | Sample code/label | Sample label | Fuchs, Matthias | |||
| 6 | Layer description | Layer | Fuchs, Matthias | Active layer or permafrost layer | ||
| 7 | Sampling | Sampling | Fuchs, Matthias | Sampling strategy; Knife = a fixed volume cube was cut out by knife; cylinder = a fixed volume (250 cm3) was collected with a metal cylinder; SIPRE = Snow, Ice and Permafrost Research Establishment (John's Machine Shop Fairbanks, USA), a drill to retrieve permafrost samples | ||
| 8 | DEPTH, sediment/rock | Depth sed | m | Fuchs, Matthias | Geocode | |
| 9 | Depth, top/min | Depth top | m | Fuchs, Matthias | ||
| 10 | Depth, bottom/max | Depth bot | m | Fuchs, Matthias | ||
| 11 | Sample thickness | Samp thick | cm | Fuchs, Matthias | ||
| 12 | Sample volume | Samp vol | cm3 | Fuchs, Matthias | Volume of the sample at the time of sampling | |
| 13 | Wet mass | Wet m | g | Fuchs, Matthias | Wet weight of the sample before freeze-drying | |
| 14 | Dry mass | Dry m | g | Fuchs, Matthias | Dry weight of the sample in g after freeze-drying | |
| 15 | Water loss per dry weight | Water loss dry wgt | g | Fuchs, Matthias | Wet weight minus dry weight | |
| 16 | Water content, wet mass | Water wm | % | Fuchs, Matthias | The difference between the wet weight and the dry weight divided by the wet weight | |
| 17 | Ice content, gravimetric | Grav ice cont | % | Fuchs, Matthias | The ice content (water loss) in a sample divided by the dry weight of a sample. This is not calculated for active layer samples | |
| 18 | Ice content, volumetric | Vol ice cont | % | Fuchs, Matthias | The volume of ice in a sample (water loss divided by the density of ice 0.9127) divided by the total volume of a sample. This is not calculated for active layer samples | |
| 19 | Fragments | Fragm | % | Fuchs, Matthias | Coarse fragments (>2 mm): none of the samples included coarse fragments | |
| 20 | Density, wet bulk | WBD | g/cm3 | Fuchs, Matthias | Wet weight divided by the volume of a sample | |
| 21 | Density, dry bulk | DBD | g/cm3 | Fuchs, Matthias | Dry weight divided by the volume of a sample | |
| 22 | Carbon, organic, total | TOC | % | Fuchs, Matthias | Carbon and nitrogen and sulfur (CNS) isotope element analyzer, Elementar, Elementar Vario MAX Cube | In weight % |
| 23 | Carbon, inorganic, total | TIC | % | Fuchs, Matthias | Calculated | In weight %, difference between TC and TOC |
| 24 | Carbon, total | TC | % | Fuchs, Matthias | Carbon and nitrogen and sulfur (CNS) isotope element analyzer, Elementar, Vario EL III | In weight % |
| 25 | Nitrogen, total | TN | % | Fuchs, Matthias | Carbon and nitrogen and sulfur (CNS) isotope element analyzer, Elementar, Vario EL III | In weight % |
| 26 | Carbon/Nitrogen ratio | C/N | Fuchs, Matthias | Total organic carbon divided by total nitrogen |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
2630 data points
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