Lantuit, Hugues; Pollard, Wayne H; Couture, Nicole; Fritz, Michael; Schirrmeister, Lutz; Meyer, Hanno; Hubberten, Hans-Wolfgang (2012): (Table 4) Erosion since slump initiation of retrogressive thaw slumps on Herschel Island and King Point [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.810042, In supplement to: Lantuit, H et al. (2012): Modern and late Holocene retrogressive thaw slump activity on the Yukon Coastal Plain and Herschel Island, Yukon Territory, Canada. Permafrost and Periglacial Processes, 23(1), 39-51, https://doi.org/10.1002/ppp.1731
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Project(s):
Permafrost Research (Periglacial Dynamics) @ AWI (AWI_PerDyn)
Coverage:
Median Latitude: 69.449375 * Median Longitude: -138.683650 * South-bound Latitude: 69.082300 * West-bound Longitude: -139.014000 * North-bound Latitude: 69.576500 * East-bound Longitude: -137.902000
Minimum Elevation: 19.0 m * Maximum Elevation: 50.0 m
Event(s):
HI_slump_A * Latitude: 69.576500 * Longitude: -138.940000 * Elevation: 35.0 m * Method/Device: Multiple investigations (MULT)
HI_slump_D (TSD/SlpD) * Latitude: 69.568000 * Longitude: -139.014000 * Elevation: 50.0 m * Campaign: CA-Land_2006_YukonCoast (Yukon_Coast_2006; Herschel 2006) * Basis: AWI Arctic Land Expedition * Method/Device: Multiple investigations (MULT)
Comment:
Estimated based on the slope angle of stabilised slump floors and the estimated position of the bottom of the massive ice layer.
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 | Description | Description | Lantuit, Hugues | |||
| 5 | Surface elevation | Surf elev | m | Lantuit, Hugues | bottom-massive ice, lower estimate | |
| 6 | Surface elevation | Surf elev | m | Lantuit, Hugues | bottom-massive ice, higher estimate | |
| 7 | Distance | Distance | m | Lantuit, Hugues | eroded distance, lower estimate | |
| 8 | Distance | Distance | m | Lantuit, Hugues | eroded distance, higher estimate | |
| 9 | Age model | Age model | ka | Lantuit, Hugues | estimated from erosion rate | |
| 10 | Age, standard deviation | Age std dev | ± | Lantuit, Hugues |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
28 data points
Data
| 1 Event | 2 Latitude | 3 Longitude | 4 Description | 5 Surf elev [m] (bottom-massive ice, lower est...) | 6 Surf elev [m] (bottom-massive ice, higher es...) | 7 Distance [m] (eroded distance, lower estimate) | 8 Distance [m] (eroded distance, higher estimate) | 9 Age model [ka] (estimated from erosion rate) | 10 Age std dev [±] |
|---|---|---|---|---|---|---|---|---|---|
| HI_slump_A | 69.576 | -138.940 | retrogressive thaw slump Slp A | 15 | 25 | 157 | 229 | 0.223 | 0.052 |
| HI_slump_D | 69.568 | -139.014 | retrogressive thaw slump Slp D | 15 | 25 | 275 | 375 | 0.414 | 0.073 |
| HI_slump_F | 69.571 | -138.879 | retrogressive thaw slump Slp F | 25 | 35 | 207 | 285 | 0.300 | 0.057 |
| KP_Slp_A | 69.082 | -137.902 | retrogressive thaw slump KSlp A | 10 | 2 | 20 | 114 | 0.010 | 0.047 |