Collins, James A; Schefuß, Enno; Heslop, David; Mulitza, Stefan; Prange, Matthias; Zabel, Matthias; Tjallingii, Rik; Dokken, Trond; Huang, Enqing; Mackensen, Andreas; Schulz, Michael; Tian, Jun; Zarriess, Michelle; Wefer, Gerold (2011): (Figure 2) C31 δ¹³C, %C3 vegetation, wet season length and mean annual rainfall for tropical western Africa: mean values for Last Glacial Maximum, Heinrich Stadial 1, mid-Holocene and late Holocene timeslices [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.757391, In supplement to: Collins, JA et al. (2011): Interhemispheric symmetry of tropical African rainbelt over the past 23,000 years. Nature Geoscience, 4(1), 42-45, https://doi.org/10.1038/ngeo1039
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Project(s):
Coverage:
Median Latitude: 3.174302 * Median Longitude: -3.065469 * South-bound Latitude: -17.157217 * West-bound Longitude: -18.581700 * North-bound Latitude: 20.751700 * East-bound Longitude: 13.400250
Date/Time Start: 1988-02-28T00:00:00 * Date/Time End: 2005-06-26T22:26:00
Minimum Elevation: -3223.0 m * Maximum Elevation: -426.0 m
Event(s):
175-1078C * Latitude: -11.920770 * Longitude: 13.400250 * Date/Time Start: 1997-09-03T18:10:00 * Date/Time End: 1997-09-04T06:05:00 * Elevation: -426.0 m * Penetration: 165.2 m * Recovery: 149.58 m * Location: Benguela Current, South Atlantic Ocean * Campaign: Leg175 * Basis: Joides Resolution * Method/Device: Drilling/drill rig (DRILL) * Comment: 18 cores; 165.2 m cored; 0 m drilled; 90.5 % recovery
GeoB1023-5 * Latitude: -17.157217 * Longitude: 11.011667 * Date/Time: 1988-02-28T00:00:00 * Elevation: -1978.0 m * Penetration: 12 m * Recovery: 9.5 m * Location: Angola Basin * Campaign: M6/6 * Basis: Meteor (1986) * Method/Device: Gravity corer (Kiel type) (SL) * Comment: cc: clay, olivgreen, shells
GeoB4905-4 * Latitude: 2.500000 * Longitude: 9.390000 * Date/Time: 1998-03-01T06:48:00 * Elevation: -1328.0 m * Recovery: 12.18 m * Location: off Cameroon * Campaign: M41/1 * Basis: Meteor (1986) * Method/Device: Gravity corer (Kiel type) (SL) * Comment: CC: dark olive hemipelagic mud
Comment:
calc. % C3: Estimates are based on d13C values for C4 plants of -21.7 per mil and for C3 plants of -35.2 per mil.
calc. Wet season length: Estimates are based on WSL = 0.077(%C3) + 0.98
calc. Mean annual rainfall: Estimates are based on MAR = 0.127(%C3) + 2.25
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Event label | Event | ||||
| 2 | Latitude of event | Latitude | ||||
| 3 | Longitude of event | Longitude | ||||
| 4 | Elevation of event | Elevation | m | |||
| 5 | Timeslice | Timeslice | Collins, James A | see reference(s) | ||
| 6 | n-Alkane C31, δ13C | C31 δ13C | ‰ PDB | Collins, James A | Calculated, see reference(s) | Timeslice mean C31 d13C (VPDB) |
| 7 | Standard error | Std e | ± | Collins, James A | Calculated, see reference(s) | |
| 8 | C3 vegetation | C3 veget | % | Collins, James A | Calculated, see reference(s) | |
| 9 | Wet season length | wsl | months | Collins, James A | Calculated, see reference(s) | |
| 10 | Precipitation, annual mean | MAP | mm | Collins, James A | Calculated, see reference(s) |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
192 data points