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Data Publisher for Earth & Environmental Science

Nield, Joanna M; Lasser, Jana; Goehring, Lucas (2020): TLS surface scans from Owens Lake and Badwater Basin, central California, measured in 2016 and 2018 [dataset]. Max Planck Institute for Dynamics and Self-Organization, PANGAEA, https://doi.org/10.1594/PANGAEA.911233

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Abstract:
The data set contains surface scans from a salt desert showing salt polygons at the surface. The data set characterizes the patterned surface of the salt deserts and is used together with other data sets (which characterize the environmental conditions and subsurface of the deserts) to explain the driving mechanism of salt polygon growth in salt deserts.
For every site, the raw point cloud from the scanner is uploaded. Additionally, subsets of the raw point clouds (squares) were extracted and transformed onto a regular grid and are also available here.
Measurements were conducted for 21 sites at Owens Lake and 5 sites at Badwater Basin - both Central California. All data was recorded during two field campaigns in November / December 2016 and January 2018.
Related to this data are also
- grain size distributions of sand samples taken at the field sites at different depths (see data at https://doi.pangaea.de/10.1594/PANGAEA.910996),
- pictures and videos characterizing the sites (see data at https://doi.pangaea.de/10.1594/PANGAEA.911054),
- salinity profiles from cross-sections below polygons and background salt concentration measurements (see data at https://doi.pangaea.de/10.1594/PANGAEA.922264),
- temperature and humidity time-series measured during one week in late 2016 (see data at https://doi.pangaea.de/10.1594/PANGAEA.922231),
- and a chemical characterization of the salt species present in the crust (see data at https://doi.pangaea.de/10.1594/PANGAEA.911239).
Keyword(s):
Badwater Basin; California; Death Valley; Owens Lake; pattern; salt; salt crust; Salt desert; salt polygon; salt ridge; Surface; Terrestrial laser scanner; TLS
Related to:
Lasser, Jana (2019): Geophysical Pattern Formation of Salt Playa (PhD thesis). Georg-August Universität Göttingen, https://doi.org/10.53846/goediss-7343
Lasser, Jana; Nield, Joanna M; Ernst, Marcel; Karius, Volker; Wiggs, Giles F S; Goehring, Lucas (2019): Salt Polygons are Caused by Convection. Nonlinear Sciences > Pattern Formation and Solitons, https://arxiv.org/abs/1902.03600
Coverage:
Median Latitude: 36.427225 * Median Longitude: -117.754176 * South-bound Latitude: 36.227500 * West-bound Longitude: -117.980400 * North-bound Latitude: 36.898280 * East-bound Longitude: -116.778700
Event(s):
Badwater_basin_P1  * Latitude: 36.227500 * Longitude: -116.778700 * Location: California, USA * Method/Device: Sampling by hand (HAND)
Badwater_basin_P3  * Latitude: 36.227750 * Longitude: -116.780330 * Location: California, USA * Method/Device: Sampling by hand (HAND)
Badwater_basin_P4  * Latitude: 36.227670 * Longitude: -116.781720 * Location: California, USA * Method/Device: Sampling by hand (HAND)
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
Event labelEventNield, Joanna M
Latitude of eventLatitudeNield, Joanna M
Longitude of eventLongitudeNield, Joanna M
File contentContentNield, Joanna M
File formatFile formatNield, Joanna Mgridded
File sizeFile sizekByteNield, Joanna Mgridded
Uniform resource locator/link to fileURL fileNield, Joanna Mgridded
File formatFile formatNield, Joanna Mraw
File sizeFile sizekByteNield, Joanna Mraw
10 Uniform resource locator/link to fileURL fileNield, Joanna Mraw
Size:
162 data points

Data

Download dataset as tab-delimited text — use the following character encoding:


Event

Latitude

Longitude

Content

File format
(gridded)

File size [kByte]
(gridded)

URL file
(gridded)

File format
(raw)

File size [kByte]
(raw)
10 
URL file
(raw)
Badwater_basin_P1 36.2275-116.7787badwater_basin_P1_gridded; badwater_basin_P1_and_P2_rawTXT26968.783badwater_basin_P1_gridded.txtXYZ522133.805badwater_basin_P1_and_P2_raw.xyz
Badwater_basin_P3 36.2278-116.7803badwater_basin_P3_gridded; badwater_basin_P3_rawTXT26968.824badwater_basin_P3_gridded.txtXYZ502210.611badwater_basin_P3_raw.xyz
Badwater_basin_P4 36.2277-116.7817badwater_basin_P4_gridded; badwater_basin_P4_rawTXT26968.824badwater_basin_P4_gridded.txtXYZ442926.313badwater_basin_P4_raw.xyz
Badwater_basin_P5 36.2276-116.7839badwater_basin_P5_gridded; badwater_basin_P5_rawTXT26968.824badwater_basin_P5_gridded.txtXYZ538928.522badwater_basin_P5_raw.xyz
OwensLake_T10-3_P1 36.3858-117.9462owens_lake_T10-3; owens_lake_T10-3_P1_rawTXT26968.824owens_lake_T10-3.txtXYZ162029.232owens_lake_T10-3_P1_raw.xyz
OwensLake_T16_P1 36.3992-117.9409owens_lake_T16; owens_lake_T16_P1_rawTXT26968.824owens_lake_T16.txtXYZ357112.222owens_lake_T16_P1_raw.xyz
OwensLake_T2-4_P1 36.3467-117.9774owens_lake_T2-4_gridded; owens_lake_T2-4_P1_rawTXT26968.824owens_lake_T2-4_gridded.txtXYZ218119.649owens_lake_T2-4_P1_raw.xyz
OwensLake_T2-5_P1 36.3509-117.9804owens_lake_T2-5_P1_gridded; owens_lake_T2-5_P1_rawTXT26968.824owens_lake_T2-5_P1_gridded.txtXYZ494334.674owens_lake_T2-5_P1_raw.xyz
OwensLake_T2-5_P2 36.3483-117.9790owens_lake_T2-5_P2_gridded; owens_lake_T2-5_P2_rawTXT26968.824owens_lake_T2-5_P2_gridded.txtXYZ335521.228owens_lake_T2-5_P2_raw.xyz
OwensLake_T2-5_P3 36.3479-117.9785owens_lake_T2-5_P3; owens_lake_T2-5_P3rawTXT26968.824owens_lake_T2-5_P3.txtXYZ31351.277owens_lake_T2-5_P3raw.xyz
OwensLake_T25-3_P1 36.4507-117.9085owens_lake_T25-3_P1; owens_lake_T25-3_P1_rawTXT26968.824owens_lake_T25-3_P1.txtXYZ90110.643owens_lake_T25-3_P1_raw.xyz
OwensLake_T25-3_P2 36.4731-117.9159owens_lake_T25-3_P2; owens_lake_T25-3_P2_rawTXT26968.824owens_lake_T25-3_P2.txtXYZ247976.054owens_lake_T25-3_P2_raw.xyz
OwensLake_T27-A_P1 36.4884-117.9326owens_lake_T27-A_P1_gridded; owens_lake_T27-A_P1_rawTXT26968.824owens_lake_T27-A_P1_gridded.txtXYZ325658.511owens_lake_T27-A_P1_raw.xyz
OwensLake_T27-A_P2 36.4843-117.9267owens_lake_T27-A_P2_rawXYZ338953.236owens_lake_T27-A_P2_raw.xyz
OwensLake_T27-A_P3 36.4852-117.9301owens_lake_T27-A_P3; owens_lake_T27-A_P3_rawTXT26968.824owens_lake_T27-A_P3.txtXYZ207728.473owens_lake_T27-A_P3_raw.xyz
OwensLake_T27-S_P1 36.4758-117.9166owens_lake_T27-S; owens_lake_T27-S_P1_rawTXT26968.824owens_lake_T27-S.txtXYZ188186.578owens_lake_T27-S_P1_raw.xyz
OwensLake_T29-3_P1 36.4993-117.9333owens_lake_T29-3_P1_gridded; owens_lake_T29-3_P1_rawTXT26968.824owens_lake_T29-3_P1_gridded.txtXYZ417039.797owens_lake_T29-3_P1_raw.xyz
OwensLake_T29-3_P2 36.4993-117.9327owens_lake_T29-3_P2_rawXYZ406658.827owens_lake_T29-3_P2_raw.xyz
OwensLake_T32-1-L1_P1 36.8983-117.9535owens_lake_T32-1-L1_P1_gridded; owens_lake_T32-1-L1_P1_rawTXT26960.334owens_lake_T32-1-L1_P1_gridded.txtXYZ379416.451owens_lake_T32-1-L1_P1_raw.xyz
OwensLake_T32-1-L1_P3 36.5389-117.9534owens_lake_T32-1-L1_P3; owens_lake_T32-1-L1_P2_and_P3_rawTXT26968.824owens_lake_T32-1-L1_P3.txtXYZ459518.528owens_lake_T32-1-L1_P2_and_P3_raw.xyz
OwensLake_T36-3_P1 36.4992-117.9751owens_lake_T36-3_P1_gridded; owens_lake_T36-3_P1_rawTXT26322.213owens_lake_T36-3_P1_gridded.txtXYZ437529.765owens_lake_T36-3_P1_raw.xyz
OwensLake_T36-3_P2 36.5008-117.9753owens_lake_T36-3_P2_gridded; owens_lake_T36-3_P2_RawTXT25485.187owens_lake_T36-3_P2_gridded.txtXYZ418732.412owens_lake_T36-3_P2_Raw.xyz
OwensLake_T36-3_P3 36.4954-117.9653owens_lake_T36-3_P3_gridded; owens_lake_T36-3_P3_rawTXT26968.824owens_lake_T36-3_P3_gridded.txtXYZ285169.333owens_lake_T36-3_P3_raw.xyz
OwensLake_T8-W_P1 36.3754-117.9543owens_lake_T8-W; owens_lake_T8-W_P1_rawTXT26968.824owens_lake_T8-W.txtXYZ166573.189owens_lake_T8-W_P1_raw.xyz