Lal, D (2001): GISP2 14-C (radiocarbon) measurements (Table 3) [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.60023
Always quote citation above when using data! You can download the citation in several formats below.
Related to:
Cutler, N N; Raymond, C F; Waddington, Edwin D; Meese, D A; Alley, Richard B (1995): The effect of ice-sheet thickness change on the accumulation history inferred from GISP2 layer thicknesses. Annals of Glaciology, 21, 26-32, https://doi.org/10.3189/S026030550001555X
GRIP/GISP (1997): The Greenland Summit Ice Cores CD-ROM GISP2/GRIP. National Snow and Ice Data Center, University of Colorado at Boulder, and World Data Center for Paleoclimatology, National Geophysical Data Center, Boulder Colorado, CD-ROM, grip-gisp.iso
Lal, D; Jull, A J Timothy; Burr, George S; Donahue, Douglas J (1997): Measurements of in situ 14C concentrations in Greenland Ice Sheet Project 2 ice covering a 17-kyr time span: Implications to ice flow dynamics. Journal of Geophysical Research: Oceans, 102(C12), 26505-26510, https://doi.org/10.1029/96JC02224
Project(s):
Greenland Ice Core Projects (GRIP/GISP/NGRIP)
Coverage:
Latitude: 72.970000 * Longitude: -38.800000
Date/Time Start: 1990-01-01T00:39:00 * Date/Time End: 1990-01-01T00:39:00
Minimum DEPTH, ice/snow: 125.8 m * Maximum DEPTH, ice/snow: 1837.4 m
Event(s):
GISP2 * Latitude: 72.970000 * Longitude: -38.800000 * Date/Time: 1990-01-01T00:39:00 * Elevation: 3208.0 m * Recovery: 3053 m * Campaign: GISP * Basis: Sampling/drilling ice * Method/Device: Drilling/drill rig (DRILL) * Comment: GISP2 is a combination of the shallow B and the deeper D core; about 200 ka
Comment:
Calculated accumulation rates from 14C data (Table 3 in Lal and Jull (1997) compared with glaciological flow-model estimates (Cutler et al., 1995).
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | DEPTH, ice/snow | Depth ice/snow | m | Geocode | ||
| 2 | AGE | Age | ka BP | Geocode | ||
| 3 | Fraction | Fraction | Lal, D | approximate fraction 14C from in-situ production during storage | ||
| 4 | Accumulation of snow/ice per year | Acc rate | cm/a | Lal, D | Estimated | model estimates of Cutler et al., 1995, constant thickness |
| 5 | Accumulation of snow/ice per year | Acc rate | cm/a | Lal, D | Estimated | model estimates of Cutler et al., 1995, variable thickness |
| 6 | Accumulation of snow/ice per year | Acc rate | cm/a | Lal, D | Estimated | required to correspond to measured in-situ 14C |
| 7 | Accumulation rate, standard deviation | Acc rate std dev | ± | Lal, D |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
35 data points