paleo data:
  measurement table:
    table name: paleo1measurement1
    missing value: nan
    age:
      archive type: Speleothem
      variable name: age
      proxy observation type: na
      units: yr BP
      t sid: WEB0b6a807a
      has mean: 5382.5
      has median: 5382.5
      has max: 7763
      has min: 3002
      units original: yr BP
      datum: 1950
      is primary: true
      notes: NA; paleoData_isPrimary has been standardized; paleoData_datum has been standardized
      values: 3002
      values: 3005
      values: 3008
      values: 3011
      values: 3014
      values: 3017
      values: 3020
      values: 3023
      values: 3026
      values: 3029
      values: 3032
      values: 3035
      values: 3038
      values: 3041
      values: 3044
      values: 3047
      values: 3050
      values: 3053
      values: 3056
      values: 3059
      values: 3062
      values: 3065
      values: 3068
      values: 3071
      values: 3074
      values: 3077
      values: 3080
      values: 3083
      values: 3086
      values: 3089
      values: 3092
      values: 3095
      values: 3098
      values: 3101
      values: 3104
      values: 3107
      values: 3110
      values: 3113
      values: 3116
      values: 3119
      values: 3122
      values: 3125
      values: 3128
      values: 3131
      values: 3134
      values: 3137
      values: 3140
      values: 3143
      values: 3146
      values: 3149
      values: 3152
      values: 3155
      values: 3158
      values: 3161
      values: 3164
      values: 3167
      values: 3170
      values: 3173
      values: 3176
      values: 3179
      values: 3182
      values: 3185
      values: 3188
      values: 3191
      values: 3194
      values: 3197
      values: 3200
    PC1:
      archive type: Speleothem
      variable name: PC1
      proxy observation type: na
      description: principal component #1 of d18O and d13C and Sr/Ca; positive values are drier conditions
      units: unitless
      t sid: WEBcbb13563
      has mean: -2.5189e-06
      has median: 0.031
      has max: 2.651
      has min: -2.418
      mean value12k: -2.5189e-06
      median res12k: 3
      notes: ""Significant positive correlations betweend13C,d18O, and Sr/Casuggest local precipitation exerts a common control on all. As aresult, we applied principal components analysis (PCA) to the threeproxy records (Table S3online). PC1, which explains 62% of thetotal variance, was then used as a drought index for this region,with higher values representing less precipitation, and lower val-ues representing more precipitation. Considering high evaporationand low precipitation in summer and autumn, we infer that ourrecord largely reflects changes in winter/spring precipitation"; paleoData_inferredMaterial has been standardized
      proxy detail: PCA
      datum: anom
      proxy general: hybrid
      proxy lumps: PCA
      inferred material: drought PC1
      proxy: multiproxy
      values: 0.295
      values: 0.271
      values: 0.243
      values: 0.204
      values: 0.232
      values: 0.305
      values: 0.377
      values: 0.433
      values: 0.464
      values: 0.495
      values: 0.482
      values: 0.449
      values: 0.423
      values: 0.384
      values: 0.333
      values: 0.283
      values: 0.249
      values: 0.198
      values: 0.147
      values: 0.017
      values: -0.226
      values: -0.445
      values: -0.642
      values: -0.808
      values: -0.975
      values: -1.072
      values: -0.725
      values: -0.378
      values: -0.031
      values: 0.3
      values: 0.609
      values: 0.894
      values: 0.745
      values: 0.499
      values: 0.253
      values: 0.213
      values: 0.262
      values: 0.312
      values: 0.35
      values: 0.366
      values: 0.338
      values: 0.29
      values: 0.195
      values: 0.1
      values: 0.05
      values: 0.292
      values: 0.533
      values: 0.775
      values: 0.768
      values: 0.662
      values: 0.551
      values: 0.628
      values: 0.76
      values: 0.942
      values: 1.15
      values: 1.324
      values: 1.498
      values: 1.497
      values: 1.221
      values: 0.932
      values: 0.689
  measurement table:
    table name: paleo1measurement2
    missing value: nan
    age:
      archive type: Speleothem
      variable name: age
      proxy observation type: NA
      units: yr BP
      t sid: WEBbed385aa
      has mean: 5896.4328
      has median: 6446
      has max: 7774
      has min: 3003
      units original: yr BP
      datum: 1950
      is primary: true
      notes: NA; paleoData_isPrimary has been standardized; paleoData_datum has been standardized
      values: 3003
      values: 3012
      values: 3021
      values: 3030
      values: 3039
      values: 3048
      values: 3058
      values: 3067
      values: 3077
      values: 3086
      values: 3096
      values: 3105
      values: 3115
      values: 3124
      values: 3134
      values: 3143
      values: 3153
      values: 3162
      values: 3172
      values: 3181
      values: 3190
      values: 3200
      values: 3209
      values: 3218
      values: 3227
      values: 3236
      values: 3245
      values: 3254
      values: 3262
      values: 3271
      values: 3279
      values: 3288
      values: 3296
      values: 3304
      values: 3312
      values: 3319
      values: 3327
      values: 3335
      values: 3343
      values: 3350
      values: 3358
      values: 3365
      values: 3373
      values: 3380
      values: 3387
      values: 3395
      values: 3402
      values: 3409
      values: 3416
      values: 3423
      values: 3430
      values: 3437
      values: 3444
      values: 3452
      values: 3459
      values: 3466
      values: 3472
      values: 3479
      values: 3486
      values: 3493
      values: 3500
      values: 3507
      values: 3514
      values: 3521
      values: 3528
      values: 3535
      values: 3542
data set name: TalismanCave.Tan.2021
created by: lipd.net
archive type: Speleothem
lipd complete: 100%
dataset id: 476q5ONxxmBc5wZcLXy2
max year: 7763
min year: 3002
ages per kyr: 0
lipdverse link: https://lipdverse.org/data/476q5ONxxmBc5wZcLXy2/1_0_11
original data url: https://doi.org/10.1016/j.scib.2020.10.011
has depth: 0
n unique ages: 0
n unique good ages: 0
n unique other ages: 0
other ages per kyr: 0
lipd version: 1.3
dataset version: 1.0.11
pub: Megadrought and cultural exchange along the proto-silk road

variable: precipitation
direction: negative
scope: climate
variable detail: @surface
seasonality: Nov-May
basis: "Significant positive correlations betweend13C,d18O, and Sr/Casuggest local precipitation exerts a common control on all. As aresult, we applied principal components analysis (PCA) to the threeproxy records (Table S3online). PC1, which explains 62% of thetotal variance, was then used as a drought index for this region,with higher values representing less precipitation, and lower val-ues representing more precipitation. Considering high evaporationand low precipitation in summer and autumn, we infer that ourrecord largely reflects changes in winter/spring precipitation"
seasonality general: winterOnly
variable group: P

has mean: 3
has median: 3
has max: 3
has min: 3

compilation name: HoloceneHydroclimate
compilation version: 0_3_0
compilation version: 0_4_0
compilation version: 0_5_0
compilation version: 0_6_0
compilation version: 0_7_0
compilation version: 0_8_0
compilation version: 0_9_0
compilation version: 0_9_1

compilation name: HoloceneAbruptChange
compilation version: 0_11_0

variable: precipitation
direction: negative
scope: climate
variable detail: @surface
seasonality: Nov-May
basis: ""However, the significantly positive correlation between thed18O andd13C of F11 suggests precipitation as the primary control-ling factor...decreased winter/spring precipitation will enrich δ18O values in a speleothem.""
seasonality general: winterOnly
variable group: P

has mean: 3.2745
has median: 3
has max: 11
has min: 0

compilation name: HoloceneAbruptChange
compilation version: 0_11_0

scope: climate

has mean: 3.2745
has median: 3
has max: 11
has min: 0

scope: climate

has mean: 3.2745
has median: 3
has max: 11
has min: 0

scope: climate

has mean: 3.2644
has median: 2
has max: 16
has min: 0

proxy: d18O
archive type: Speleothem
variable name: d18O
proxy observation type: NA
units: permil
notes: "However, the significantly positive correlation between thed18O andd13C of F11 suggests precipitation as the primary control-ling factor"; paleoData_datum has been standardized
t sid: WEBa6853b5b
has mean: -12.3708
has median: -12.32
has max: -9.73
has min: -14.99
mean value12k: -12.3708
median res12k: 3
q cnotes: default to hybrid "drought index"
proxy general: isotope
proxy lumps: isotope
proxy lumps original: d18O
datum: VPDB
values: -11.5
values: -11.55
values: -11.64
values: -11.62
values: -11.69
values: -11.97
values: -11.91
values: -12.22
values: -12.94
values: -12.38
values: -11.05
values: -11.73
values: -11.68
values: -11.74
values: -12.23
values: -11.2
values: -11.29
values: -10.92
values: -10.35
values: -11.27
values: -11.48
values: -10.91
values: -10.17
values: -9.73
values: -10.11
values: -11.1
values: -11.18
values: -11.13
values: -10.67
values: -11
values: -11.02
values: -11.25
values: -11.54
values: -12.42
values: -12.87
values: -12.7
values: -12.05
values: -11.78
values: -11.59
values: -11.24
values: -11.21
values: -12.09
values: -12.5
values: -12.06
values: -12.02
values: -12
values: -12.11
values: -11.58
values: -11.36
values: -12.55
values: -11.87
values: -11.6
values: -11.66
values: -10.76
values: -10.97
values: -11.06
values: -11.28
values: -11.31
values: -11.52
values: -11.88
values: -11.75
values: -11.43

proxy: d13C
archive type: Speleothem
variable name: d13C
proxy observation type: na
units: permil
notes: "herefore, The F11 stalagmited13C couldbe viewed as reflecting local effective precipitation orprecipitation-evaporation condition, with higherd13C value reflectlower precipitation-evaporation condition (mainly in winter/spring time), andvice versa"; paleoData_datum has been standardized; paleoData_proxyGeneral has been standardized
t sid: WEB9423a3ce
has mean: -5.7164
has median: -5.81
has max: -1.16
has min: -8.36
mean value12k: -5.7164
median res12k: 3
proxy lumps: isotope
proxy lumps original: d13C
datum: VPDB
proxy general: isotopic
values: -5.97
values: -6.76
values: -5.92
values: -5.48
values: -5.5
values: -5.45
values: -6.79
values: -6.99
values: -4.7
values: -3.86
values: -4.97
values: -5.07
values: -5.22
values: -5.32
values: -4.76
values: -4.98
values: -3.53
values: -3.32
values: -4.33
values: -5.14
values: -3.59
values: -3.12
values: -3
values: -3.85
values: -4.41
values: -4.45
values: -4.5
values: -4.87
values: -5.08
values: -5.06
values: -4.53
values: -4.8
values: -5.89
values: -6.21
values: -6.11
values: -6.02
values: -6.08
values: -5.87
values: -5.18
values: -5.01
values: -5.74
values: -5.52
values: -5.43
values: -5.83
values: -5.82
values: -5.35
values: -5.26
values: -3.76
values: -3.21
values: -3.42
values: -3.95
values: -4.78
values: -6.07
values: -5.95
values: -5.56
values: -5.38
values: -5.05
values: -4.62
values: -4.18
values: -3.99
values: -4.11
values: -4.86
values: -4.94

archive type: Speleothem
variable name: growthRate
proxy observation type: na
units: mm/yr
t sid: WEBeb20435e
has mean: 0.0664
has median: 0.0366
has max: 0.4591
has min: 0.0094
mean value12k: 0.0664
median res12k: 3
values: 0.0112
values: 0.0111
values: 0.011
values: 0.0109
values: 0.0108
values: 0.0107
values: 0.0106
values: 0.0105
values: 0.0113
values: 0.0114
values: 0.0116
values: 0.0117
values: 0.0119
values: 0.0121
values: 0.0123
values: 0.0125
values: 0.0126
values: 0.0127
values: 0.0129
values: 0.013
values: 0.0131
values: 0.0132
values: 0.0133
values: 0.0134
values: 0.0135
values: 0.0136
values: 0.0137
values: 0.0138
values: 0.0139
values: 0.014
values: 0.0141
values: 0.0142
values: 0.0143
values: 0.0118
values: 0.0115
values: 0.0124
values: 0.015
values: 0.0159
values: 0.017
values: 0.0184
values: 0.0202
values: 0.0216
values: 0.0224
values: 0.0232
values: 0.024
values: 0.0249
values: 0.0257
values: 0.0266
values: 0.0275
values: 0.0284
values: 0.0292
values: 0.0301
values: 0.031
values: 0.0318
values: 0.0327
values: 0.0335
values: 0.0342
values: 0.0349
values: 0.0356
values: 0.0362
values: 0.0367
values: 0.0372
values: 0.0375
values: 0.0378
values: 0.038
values: 0.0381
values: 0.0371
values: 0.0366
values: 0.0361

table name: paleo1measurement3
missing value: nan
age:
  archive type: Speleothem
  variable name: age
  proxy observation type: na
  units: yr BP
  t sid: WEB4495bba7
  has mean: 5906.1633
  has median: 6454
  has max: 7763
  has min: 3010
  units original: yr BP
  datum: 1950
  is primary: true
  notes: NA; paleoData_isPrimary has been standardized; paleoData_datum has been standardized
  values: 3010
  values: 3023
  values: 3036
  values: 3049
  values: 3063
  values: 3077
  values: 3091
  values: 3104
  values: 3118
  values: 3132
  values: 3146
  values: 3160
  values: 3173
  values: 3187
  values: 3200
  values: 3212
  values: 3225
  values: 3237
  values: 3248
  values: 3259
  values: 3269
  values: 3279
  values: 3288
  values: 3296
  values: 3304
  values: 3311
  values: 3318
  values: 3325
  values: 3332
  values: 3338
  values: 3345
  values: 3351
  values: 3357
  values: 3363
  values: 3368
  values: 3374
  values: 3379
  values: 3384
  values: 3389
  values: 3394
  values: 3399
  values: 3404
  values: 3408
  values: 3413
  values: 3417
  values: 3422
  values: 3426
  values: 3430
  values: 3434
  values: 3439
  values: 3443
  values: 3447
  values: 3451
  values: 3455
  values: 3459
  values: 3463
  values: 3468
  values: 3472
  values: 3476
  values: 3480
  values: 3485
  values: 3489
  values: 3494
  values: 3498
  values: 3503
  values: 3508
  values: 3513
ca:
  archive type: Speleothem
  variable name: Sr/Ca
  variable type: measured
  proxy observation type: NA
  units: permil
  notes: "Prior calcite precipitation dur-ing dry conditions could also lead to higher Sr/Ca ratio in the spe-leothem due to preferential removal of Ca in seepage water[31],although lower growth rates caused by insufficient seepage waterduring dry conditions might reduce the Sr/Ca ratio at the sametime"
  t sid: WEBfc273ca6
  has mean: 1.6829
  has median: 1.682
  has max: 2.51
  has min: 0.912
  mean value12k: 1.6829
  median res12k: 3
  proxy lumps: TraceElement
  proxy: Sr/Ca
  values: 1.963
  values: 1.965
  values: 1.896
  values: 1.867
  values: 1.64
  values: 1.545
  values: 1.641
  values: 1.553
  values: 1.758
  values: 1.745
  values: 1.799
  values: 1.508
  values: 1.726
  values: 1.607
  values: 1.961
  values: 1.894
  values: 1.537
  values: 1.785
  values: 2.071
  values: 1.429
  values: 1.735
  values: 1.639
  values: 1.68
  values: 1.403
  values: 1.671
  values: 1.665
  values: 1.936
  values: 1.697
  values: 1.552
  values: 1.984
  values: 1.656
  values: 1.752
  values: 1.556
  values: 1.509
  values: 1.7
  values: 1.803
  values: 1.991
  values: 1.84
  values: 1.85
  values: 1.796
  values: 1.729
  values: 2.22
  values: 1.741
  values: 1.638
  values: 1.746
  values: 1.739
  values: 1.849
  values: 2.149
  values: 1.713
  values: 2.023
  values: 2.155
  values: 2.01
  values: 1.962
  values: 1.647
  values: 1.892
  values: 1.625
  values: 1.686
  values: 1.939
  values: 1.964
  values: 1.762
  values: 2.179
  values: 1.615
  values: 1.808
  values: 1.67
  values: 1.611

measurement table:
  table name: chron1measurement1
  missing value: nan
  sample:
    variable name: Sample
    t sid: WEB7452dbed
    units: unitless
    number: 1
    values: # F11-1
    values: # F11-2
    values: # F11-3
    values: # F11-1a
    values: # F11-2a
    values: # F11-3a
    values: # F11-4a
    values: # F11-4
    values: # F11-5a
    values: # F11-1c
    values: # F11-6a
    values: # F11-7a
    values: # F11-8a
    values: # F11-9a
    values: # F11-6
    values: # F11-10a
    values: # F11-11a
    values: # F11-7
    values: # F11-8
    values: # F11-9
    values: # F11-12a
    values: # F11-10
    values: # F11-2c
    values: # F11-13a
    values: # F11-15a
    values: # F11-11
    values: # F11-16a
    values: # F11-12
    values: # F11-13
    values: # F11-14
    values: # F11-17a
    values: # F11-18a
    values: # F11-16
  depth (mm):
    variable name: depth (mm)
    t sid: WEBcf167609
    units: unitless
    has mean: 86.7424
    has median: 32.5
    has max: 196.5
    has min: 4
    number: 2
    values: 4
    values: 9.5
    values: 18
    values: 23.5
    values: 28
    values: 32.5
    values: 36
    values: 39.5
    values: 42
    values: 45
    values: 48
    values: 53.5
    values: 57.5
    values: 62
    values: 64.5
    values: 69
    values: 73
    values: 76.5
    values: 86.5
    values: 94.5
    values: 103.5
    values: 111
    values: 113.5
    values: 117
    values: 127
    values: 131
    values: 146
    values: 154.5
    values: 158.5
    values: 171
    values: 178
    values: 192
    values: 196.5
  238 u (ppb):
    variable name: 238U (ppb)
    t sid: WEB7f1a90e6
    units: unitless
    has mean: 466.2424
    has median: 473.3
    has max: 637.9
    has min: 327.7
    number: 3
    values: 637.9
    values: 606.4
    values: 487.4
    values: 443.1
    values: 473.3
    values: 395.4
    values: 378.2
    values: 433.6
    values: 538.9
    values: 519.1
    values: 528.3
    values: 479.8
    values: 480.6
    values: 550.7
    values: 528.2
    values: 481.5
    values: 520
    values: 430.9
    values: 466.3
    values: 416.5
    values: 436.8
    values: 367
    values: 363.4
    values: 490.9
    values: 448
    values: 373.7
    values: 375
    values: 376
    values: 327.7
    values: 473.4
    values: 583.3
    values: 503.8
    values: 470.9
  238 u error (ppb):
    variable name: 238U error (ppb)
    t sid: WEBc4aa4461
    units: unitless
    number: 4
    values: +/- 0.8
    values: +/- 0.9
    values: +/- 0.6
    values: +/- 0.3
    values: +/- 0.5
    values: +/- 0.4
    values: +/- 0.7
  232 th (ppt):
    variable name: 232Th (ppt)
    t sid: WEB790603fe
    units: unitless
    has mean: 208.6061
    has median: 182
    has max: 697
    has min: 76
    number: 5
    values: 304
    values: 133
    values: 280
    values: 392
    values: 142
    values: 159
    values: 235
    values: 180
    values: 361
    values: 182
    values: 171
    values: 697
    values: 177
    values: 302
    values: 257
    values: 296
    values: 425
    values: 100
    values: 174
    values: 135
    values: 155
    values: 160
    values: 167
    values: 192
    values: 137
    values: 156
    values: 76
    values: 93
    values: 225
    values: 89
    values: 121
    values: 115
    values: 96
  232 th error (ppt):
    variable name: 232Th error (ppt)
    t sid: WEBbad5bc36
    units: unitless
    number: 6
    values: +/- 7
    values: +/- 4
    values: +/- 6
    values: +/- 8
    values: +/- 3
    values: +/- 5
    values: +/- 14
    values: +/- 9
    values: +/- 2
  232 th (atomic x10-6):
    variable name: 230Th / 232Th (atomic x10-6)
    t sid: WEBab9ed315
    units: unitless
    has mean: 2953.8788
    has median: 3365
    has max: 8387
    has min: 390
    number: 7
    values: 421
    values: 1034
    values: 470
    values: 390
    values: 1286
    values: 1095
    values: 688
    values: 1055
    values: 792
    values: 1784
    values: 1963
    values: 489
    values: 2228
    values: 1565
    values: 1788
    values: 1424
    values: 1196
    values: 4294
    values: 2843
    values: 3539
    values: 3365
    values: 2943
    values: 2812
    values: 3475
    values: 4437
    values: 3364
    values: 6986
    values: 5908
    values: 2197
    values: 8387
    values: 7615
    values: 7305
    values: 8340

variable name: 230Th / 232Th error (atomic x10-6)
t sid: WEB7bd5dda6
units: unitless
number: 8
values: +/- 10
values: +/- 29
values: +/- 11
values: +/- 9
values: +/- 33
values: +/- 28
values: +/- 15
values: +/- 26
values: +/- 17
values: +/- 43
values: +/- 46
values: +/- 50
values: +/- 38
values: +/- 31
values: +/- 25
values: +/- 102
values: +/- 64
values: +/- 83
values: +/- 80
values: +/- 66
values: +/- 62
values: +/- 75
values: +/- 107
values: +/- 212
values: +/- 160
values: +/- 48
values: +/- 227
values: +/- 181
values: +/- 215

variable name: d234U* (measured)
t sid: WEB11ee1b23
units: unitless
has mean: 542.9182
has median: 547
has max: 664
has min: 399.6
number: 9
values: 605.3
values: 583.3
values: 578.6
values: 659.4
values: 664
values: 630.2
values: 502.4
values: 503.8
values: 600.7
values: 611.8
values: 567.6
values: 630.7
values: 555.4
values: 500
values: 458.4
values: 547
values: 523.8
values: 541.5
values: 581.7
values: 544.1
values: 617.2
values: 568.3
values: 582.1
values: 418
values: 451.8
values: 399.6
values: 436.9
values: 441.6
values: 481.4
values: 477.4
values: 498.1
values: 494.8

variable name: d234U* error (measured)
t sid: WEB5ac84d90
units: unitless
number: 10
values: +/- 1.9
values: +/- 2.2
values: +/- 1.5
values: +/- 1.8
values: +/- 1.7
values: +/- 1.6
values: +/- 2.0
values: +/- 2.1
values: +/- 1.4

variable name: 230Th / 238U (activity)
t sid: WEBbd9288ce
units: unitless
has mean: 0.0581
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number: 11
values: 0.0122
values: 0.0138
values: 0.0164
values: 0.0209
values: 0.0234
values: 0.0266
values: 0.0259
values: 0.0265
values: 0.0322
values: 0.0379
values: 0.0385
values: 0.043
values: 0.0497
values: 0.052
values: 0.0527
values: 0.0531
values: 0.0593
values: 0.0605
values: 0.0643
values: 0.0696
values: 0.0723
values: 0.0777
values: 0.0785
values: 0.0825
values: 0.0852
values: 0.0857
values: 0.0887
values: 0.0916
values: 0.0957
values: 0.0956
values: 0.1013
values: 0.1027

variable name: 230Th / 238U error (activity)
t sid: WEB8ff0a4a9
units: unitless
number: 12
values: +/- 0.0001
values: +/- 0.0002
values: +/- 0.0003
values: +/- 0.0004

variable name: 230Th Age (yr) (uncorrected)
t sid: WEBcc2b7702
units: unitless
has mean: 4270.2121
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has max: 7736
has min: 830
number: 13
values: 830
values: 954
values: 1137
values: 1382
values: 1542
values: 1796
values: 1894
values: 1939
values: 2214
values: 2514
values: 2632
values: 3031
values: 3370
values: 3700
values: 3892
values: 4041
values: 4253
values: 4408
values: 4633
values: 4894
values: 5212
values: 5354
values: 5580
values: 5821
values: 6517
values: 6579
values: 6869
values: 6924
values: 7138
values: 7256
values: 7272
values: 7603
values: 7736

variable name: 230Th Age (yr) error (uncorrected)
t sid: WEBe49155ca
units: unitless
number: 14
values: +/- 6
values: +/- 8
values: +/- 9
values: +/- 15
values: +/- 16
values: +/- 19
values: +/- 17
values: +/- 12
values: +/- 14
values: +/- 20
values: +/- 22
values: +/- 18
values: +/- 21
values: +/- 24
values: +/- 23
values: +/- 26
values: +/- 25
values: +/- 32
values: +/- 29
values: +/- 27

variable name: 230Th Age (yr) (corrected)
t sid: WEB7849819e
units: unitless
has mean: 4261.7576
has median: 4626
has max: 7732
has min: 821
number: 15
values: 821
values: 950
values: 1127
values: 1366
values: 1536
values: 1788
values: 1882
values: 1931
values: 2201
values: 2508
values: 2626
values: 3004
values: 3364
values: 3690
values: 3882
values: 4028
values: 4238
values: 4404
values: 4626
values: 4888
values: 5205
values: 5347
values: 5571
values: 5814
values: 6511
values: 6571
values: 6865
values: 6919
values: 7124
values: 7252
values: 7268
values: 7599
values: 7732

variable name: 230Th Age (yr) error (corrected)
t sid: WEB7eb260b9
units: unitless
number: 16
values: +/- 9
values: +/- 11
values: +/- 19
values: +/- 17
values: +/- 20
values: +/- 13
values: +/- 16
values: +/- 21
values: +/- 25
values: +/- 24
values: +/- 22
values: +/- 27
values: +/- 18
values: +/- 32
values: +/- 29
values: +/- 33
values: +/- 23

variable name: d234UInitial** (corrected)
t sid: WEB85d8c976
units: unitless
has mean: 549.1818
has median: 554
has max: 667
has min: 407
number: 17
values: 607
values: 585
values: 580
values: 662
values: 667
values: 633
values: 505
values: 507
values: 604
values: 664
values: 616
values: 572
values: 637
values: 561
values: 506
values: 464
values: 554
values: 530
values: 549
values: 590
values: 552
values: 627
values: 577
values: 592
values: 426
values: 460
values: 407
values: 445
values: 451
values: 491
values: 487
values: 509

variable name: d234UInitial** error (corrected)
t sid: WEB6a515a14
units: unitless
number: 18
values: +/- 2
values: +/- 1

variable name: 230Th Age (yr BP)*** (corrected)
t sid: WEB70441bba
units: unitless
has mean: 4194.6061
has median: 4560
has max: 7666
has min: 755
number: 19
values: 755
values: 884
values: 1061
values: 1298
values: 1468
values: 1720
values: 1814
values: 1865
values: 2133
values: 2440
values: 2558
values: 2936
values: 3296
values: 3622
values: 3816
values: 3960
values: 4170
values: 4338
values: 4560
values: 4822
values: 5137
values: 5281
values: 5503
values: 5746
values: 6443
values: 6505
values: 6797
values: 6853
values: 7058
values: 7186
values: 7200
values: 7531
values: 7666

variable name: 230Th Age (yr BP)*** error (corrected)
t sid: WEBd7ada14b
units: unitless
number: 20
values: +/- 9
values: +/- 11
values: +/- 19
values: +/- 17
values: +/- 20
values: +/- 13
values: +/- 16
values: +/- 21
values: +/- 25
values: +/- 24
values: +/- 22
values: +/- 27
values: +/- 18
values: +/- 32
values: +/- 29
values: +/- 33
values: +/- 23

version: 1.0.11
last version: 1.0.10
curator: nicholas
timestamp: 2023-08-10 23:19:01 UTC
changes:
  paleo interpretation metadata: d18O (WEBa6853b5b): interpretation1_seasonalityGeneral: '((( ((( WinterOnly ))) winterOnly /// null ))) WinterOnly /// winterOnly' has been replaced by 'winterOnly'
  paleo column metadata: PC1 (WEBcbb13563): paleoData_proxy: '((( PCA ))) deleteMe /// null' has been replaced by 'multiproxy'
  paleo column metadata: Sr/Ca (WEBfc273ca6): paleoData_proxy: '((( TraceElement ))) deleteMe /// null' has been replaced by 'Sr/Ca'

version: 1.0.10
last version: 1.0.9
curator: nicholas
timestamp: 2023-07-05 00:58:53 UTC
changes:
  paleo interpretation metadata: d18O (WEBa6853b5b): interpretation1_seasonalityGeneral: 'winterOnly' has been replaced by '((( ((( WinterOnly ))) winterOnly /// null ))) WinterOnly /// winterOnly'
  paleo column metadata: PC1 (WEBcbb13563): paleoData_proxy: '' has been replaced by '((( PCA ))) deleteMe /// null'
  paleo column metadata: Sr/Ca (WEBfc273ca6): paleoData_proxy: '' has been replaced by '((( TraceElement ))) deleteMe /// null'

version: 1.0.9
last version: 1.0.8
curator: nicholas
timestamp: 2023-05-12 22:11:54 UTC
changes:
  paleo interpretation metadata: d18O (WEBa6853b5b): interpretation1_seasonalityGeneral: '((( WinterOnly ))) winterOnly /// null' has been replaced by 'winterOnly'
  paleo column metadata: PC1 (WEBcbb13563): paleoData_notes: '((( ""Significant positive correlations betweend13C,d18O, and Sr/Casuggest local precipitation exerts a common control on all. As aresult, we applied principal components analysis (PCA) to the threeproxy records (Table S3online). PC1, which explains 62% of thetotal variance, was then used as a drought index for this region,with higher values representing less precipitation, and lower val-ues representing more precipitation. Considering high evaporationand low precipitation in summer and autumn, we infer that ourrecord largely reflects changes in winter/spring precipitation"; paleoData_variableName updated; paleoData_inferredMaterial has been standardized; paleoData_proxy updated ))) ""Significant positive correlations betweend13C,d18O, and Sr/Casuggest local precipitation exerts a common control on all. As aresult, we applied principal components analysis (PCA) to the threeproxy records (Table S3online). PC1, which explains 62% of thetotal variance, was then used as a drought index for this region,with higher values representing less precipitation, and lower val-ues representing more precipitation. Considering high evaporationand low precipitation in summer and autumn, we infer that ourrecord largely reflects changes in winter/spring precipitation"; paleoData_inferredMaterial has been standardized /// ""Significant positive correlations betweend13C,d18O, and Sr/Casuggest local precipitation exerts a common control on all. As aresult, we applied principal components analysis (PCA) to the threeproxy records (Table S3online). PC1, which explains 62% of thetotal variance, was then used as a drought index for this region,with higher values representing less precipitation, and lower val-ues representing more precipitation. Considering high evaporationand low precipitation in summer and autumn, we infer that ourrecord largely reflects changes in winter/spring precipitation"; paleoData_inferredMaterial has been standardized' has been rep…

version: 1.0.8
last version: 1.0.7
curator: nicholas
timestamp: 2023-02-13 23:57:41 UTC
changes:
  paleo column metadata: PC1 (WEBcbb13563): paleoData_notes: '""Significant positive correlations betweend13C,d18O, and Sr/Casuggest local precipitation exerts a common control on all. As aresult, we applied principal components analysis (PCA) to the threeproxy records (Table S3online). PC1, which explains 62% of thetotal variance, was then used as a drought index for this region,with higher values representing less precipitation, and lower val-ues representing more precipitation. Considering high evaporationand low precipitation in summer and autumn, we infer that ourrecord largely reflects changes in winter/spring precipitation"; paleoData_inferredMaterial has been standardized' has been replaced by '((( ""Significant positive correlations betweend13C,d18O, and Sr/Casuggest local precipitation exerts a common control on all. As aresult, we applied principal components analysis (PCA) to the threeproxy records (Table S3online). PC1, which explains 62% of thetotal variance, was then used as a drought index for this region,with higher values representing less precipitation, and lower val-ues representing more precipitation. Considering high evaporationand low precipitation in summer and autumn, we infer that ourrecord largely reflects changes in winter/spring precipitation"; paleoData_variableName updated; paleoData_inferredMaterial has been standardized; paleoData_proxy updated ))) ""Significant positive correlations betweend13C,d18O, and Sr/Casuggest local precipitation exerts a common control on all. As aresult, we applied principal components analysis (PCA) to the threeproxy records (Table S3online). PC1, which explains 62% of thetotal variance, was then used as a drought index for this region,with higher values representing less precipitation, and lower val-ues representing more precipitation. Considering high evaporationand low precipitation in summer and autumn, we infer that ourrecord largely reflects changes in winter/spring precipitation"; paleoData_inferredMaterial has been standar…

version: 1.0.7
last version: 1.0.6
curator: nicholas
timestamp: 2023-02-09 16:18:53 UTC
notes: Updated lipdverse database entry with a changed file.
changes:
  geographic metadata: geo_elevation: '' has been replaced by '1516'
  paleo column metadata: age (WEB0b6a807a): paleoData_datum: '' has been replaced by '1950'
  paleo column metadata: age (WEB0b6a807a): paleoData_notes: '' has been replaced by 'NA; paleoData_isPrimary has been standardized; paleoData_datum has been standardized'
  paleo column metadata: age (WEB0b6a807a): paleoData_units: 'BP' has been replaced by 'yr BP'
  paleo column metadata: age (WEB0b6a807a): paleoData_isPrimary: '' has been replaced by 'TRUE'
  paleo column metadata: age (WEB4495bba7): paleoData_datum: '' has been replaced by '1950'
  paleo column metadata: age (WEB4495bba7): paleoData_notes: '' has been replaced by 'NA; paleoData_isPrimary has been standardized; paleoData_datum has been standardized'
  paleo column metadata: age (WEB4495bba7): paleoData_units: 'BP' has been replaced by 'yr BP'
  paleo column metadata: age (WEB4495bba7): paleoData_isPrimary: '' has been replaced by 'TRUE'
  paleo column metadata: d13C (WEB9423a3ce): paleoData_datum: '' has been replaced by 'VPDB'
  paleo column metadata: d13C (WEB9423a3ce): paleoData_notes: '"herefore, The F11 stalagmited13C couldbe viewed as reflecting local effective precipitation orprecipitation-evaporation condition, with higherd13C value reflectlower precipitation-evaporation condition (mainly in winter/spring time), andvice versa"' has been replaced by '"herefore, The F11 stalagmited13C couldbe viewed as reflecting local effective precipitation orprecipitation-evaporation condition, with higherd13C value reflectlower precipitation-evaporation condition (mainly in winter/spring time), andvice versa"; paleoData_datum has been standardized; paleoData_proxyGeneral has been standardized'
  paleo column metadata: d13C (WEB9423a3ce): paleoData_proxyGeneral: '' has been replaced by 'isotopic'
  paleo column metadata: d13C (WEB9423a3ce): paleoData_units: 'permil (VPDB)' has been replaced by 'permil'
  paleo column metadata: d18O (WEBa6853b5b): paleoData_datum: '' has been replaced by 'VPDB'
  paleo column metadata: d18O (WEBa6853b5b): paleoData_notes: '"However, the significantly positive correlation between thed18O andd13C of F11 suggests precipitation as the primary control-ling factor"' has been replaced by '"However, the significantly positive correlation between thed18O andd13C of F11 suggests precipitation as the primary control-ling factor"; paleoData_datum has been standardized'
  paleo column metadata: d18O (WEBa6853b5b): paleoData_units: 'permil (VPDB)' has been replaced by 'permil'
  paleo column metadata: age (WEBbed385aa): paleoData_datum: '' has been replaced by '1950'
  paleo column metadata: age (WEBbed385aa): paleoData_notes: '' has been replaced by 'NA; paleoData_isPrimary has been standardized; paleoData_datum has been standardized'
  paleo column metadata: age (WEBbed385aa): paleoData_units: 'BP' has been replaced by 'yr BP'
  paleo column metadata: age (WEBbed385aa): paleoData_isPrimary: '' has been replaced by 'TRUE'
  paleo column metadata: PC1 (WEBcbb13563): paleoData_notes: '""Significant positive correlations betweend13C,d18O, and Sr/Casuggest local precipitation exerts a common control on all. As aresult, we applied principal components analysis (PCA) to the threeproxy records (Table S3online). PC1, which explains 62% of thetotal variance, was then used as a drought index for this region,with higher values representing less precipitation, and lower val-ues representing more precipitation. Considering high evaporationand low precipitation in summer and autumn, we infer that ourrecord largely reflects changes in winter/spring precipitation"' has been replaced by '""Significant positive correlations betweend13C,d18O, and Sr/Casuggest local precipitation exerts a common control on all. As aresult, we applied principal components analysis (PCA) to the threeproxy records (Table S3online). PC1, which explains 62% of thetotal variance, was then used as a drought index for this region,with higher values representing less precipitation, and lower val-ues representing more precipitation. Considering high evaporationand low precipitation in summer and autumn, we infer that ourrecord largely reflects changes in winter/spring precipitation"; paleoData_inferredMaterial has been standardized'
  paleo column metadata: PC1 (WEBcbb13563): paleoData_proxy: 'PCA' has been replaced by ''
  paleo column metadata: PC1 (WEBcbb13563): paleoData_variableName: 'droughtIndex (PC1)' has been replaced by 'PC1'
  paleo column metadata: PC1 (WEBcbb13563): paleoData_inferredMaterial: '' has been replaced by 'drought PC1'
  paleo column metadata: growthRate (WEBeb20435e): paleoData_units: 'mm/a' has been replaced by 'mm/yr'
  paleo column metadata: growthRate (WEBeb20435e): paleoData_variableName: 'GrowthRate' has been replaced by 'growthRate'
  paleo column metadata: Sr/Ca (WEBfc273ca6): paleoData_proxy: 'TraceElement' has been replaced by ''
  paleo column metadata: Sr/Ca (WEBfc273ca6): paleoData_units: '1000*counts/counts' has been replaced by 'permil'
  paleo interpretation metadata: d18O (WEBa6853b5b): interpretation1_seasonality: 'Winter (11,12,1,2,3,4,5)' has been replaced by 'Nov-May'
  paleo interpretation metadata: d18O (WEBa6853b5b): interpretation1_variable: 'P' has been replaced by 'precipitation'
  paleo interpretation metadata: PC1 (WEBcbb13563): interpretation1_seasonality: '11,12,1,2,3,4,5' has been replaced by 'Nov-May'
  paleo interpretation metadata: PC1 (WEBcbb13563): interpretation1_variable: 'P' has been replaced by 'precipitation'

version: 1.0.6
last version: 1.0.5
curator: nicholas
timestamp: 2022-07-28 17:42:15 UTC
changes:
  geographic metadata: geo_elevation: '1516' has been replaced by ''

version: 1.0.5
last version: 1.0.4
curator: nicholas
timestamp: 2022-07-15 23:11:08 UTC
changes:
  publication metadata: pub1_doi: 'https://doi.org/10.1016/j.scib.2020.10.011' has been replaced by '10.1016/j.scib.2020.10.011'
  paleo interpretation metadata: d13C (WEB9423a3ce): interpretation1_scope: '' has been replaced by 'climate'
  paleo interpretation metadata: GrowthRate (WEBeb20435e): interpretation1_scope: '' has been replaced by 'climate'
  paleo interpretation metadata: Sr/Ca (WEBfc273ca6): interpretation1_scope: '' has been replaced by 'climate'

version: 1.0.4
last version: 1.0.3
curator: nicholas
timestamp: 2022-05-18 00:30:04 UTC
changes:
  paleo column metadata: age (WEB0b6a807a): paleoData_units: 'yr BP' has been replaced by 'BP'
  paleo column metadata: age (WEB0b6a807a): paleoData_unitsOriginal: '' has been replaced by 'yr BP'
  paleo column metadata: age (WEB4495bba7): paleoData_units: 'yr BP' has been replaced by 'BP'
  paleo column metadata: age (WEB4495bba7): paleoData_unitsOriginal: '' has been replaced by 'yr BP'
  paleo column metadata: d13C (WEB9423a3ce): paleoData_proxyLumps: '' has been replaced by 'isotope'
  paleo column metadata: d13C (WEB9423a3ce): paleoData_proxyLumpsOriginal: '' has been replaced by 'd13C'
  paleo column metadata: d18O (WEBa6853b5b): paleoData_proxyLumps: '' has been replaced by 'isotope'
  paleo column metadata: d18O (WEBa6853b5b): paleoData_proxyLumpsOriginal: '' has been replaced by 'd18O'
  paleo column metadata: age (WEBbed385aa): paleoData_units: 'yr BP' has been replaced by 'BP'
  paleo column metadata: age (WEBbed385aa): paleoData_unitsOriginal: '' has been replaced by 'yr BP'
  paleo column metadata: droughtIndex (PC1) (WEBcbb13563): paleoData_proxyLumps: '' has been replaced by 'PCA'
  paleo column metadata: Sr/Ca (WEBfc273ca6): paleoData_proxyLumps: '' has been replaced by 'TraceElement'
  paleo interpretation metadata: d13C (WEB9423a3ce): interpretation1_scope: 'climate' has been replaced by ''
  paleo interpretation metadata: d18O (WEBa6853b5b): interpretation1_variableGroup: '' has been replaced by 'P'
  paleo interpretation metadata: droughtIndex (PC1) (WEBcbb13563): interpretation1_variableGroup: '' has been replaced by 'P'
  paleo interpretation metadata: GrowthRate (WEBeb20435e): interpretation1_scope: 'climate' has been replaced by ''
  paleo interpretation metadata: Sr/Ca (WEBfc273ca6): interpretation1_scope: 'climate' has been replaced by ''

version: 1.0.3
last version: 1.0.2
curator: nicholas
timestamp: 2021-11-19 21:10:50 UTC
changes:
  paleo interpretation metadata: droughtIndex (PC1) (WEBcbb13563): interpretation1_seasonality: '@surface' has been replaced by '11,12,1,2,3,4,5'
  paleo interpretation metadata: droughtIndex (PC1) (WEBcbb13563): interpretation1_seasonalityGeneral: '((( WinterOnly ))) winterOnly /// null' has been replaced by 'winterOnly'
  paleo interpretation metadata: droughtIndex (PC1) (WEBcbb13563): interpretation1_variableDetail: 'Winter (11,12,1,2,3,4,5)' has been replaced by '@surface'

version: 1.0.2
last version: 1.0.1
curator: nicholas
timestamp: 2021-11-17 02:10:24 UTC
changes:
  base metadata: originalDataUrl: '' has been replaced by 'https://doi.org/10.1016/j.scib.2020.10.011'
  geographic metadata: geo_gcmdLocation: '' has been replaced by 'Asia>Southcentral Asia>Kyrgyzstan'
  paleo column metadata: d18O (WEBa6853b5b): paleoData_proxyGeneral: '' has been replaced by 'isotope'
  paleo column metadata: d18O (WEBa6853b5b): paleoData_QCnotes: '' has been replaced by 'default to hybrid "drought index"'
  paleo column metadata: droughtIndex (PC1) (WEBcbb13563): paleoData_notes: '' has been replaced by '""Significant positive correlations betweend13C,d18O, and Sr/Casuggest local precipitation exerts a common control on all. As aresult, we applied principal components analysis (PCA) to the threeproxy records (Table S3online). PC1, which explains 62% of thetotal variance, was then used as a drought index for this region,with higher values representing less precipitation, and lower val-ues representing more precipitation. Considering high evaporationand low precipitation in summer and autumn, we infer that ourrecord largely reflects changes in winter/spring precipitation"'
  paleo column metadata: droughtIndex (PC1) (WEBcbb13563): paleoData_proxy: 'PCA1' has been replaced by 'PCA'
  paleo column metadata: droughtIndex (PC1) (WEBcbb13563): paleoData_units: 'PCA1' has been replaced by 'unitless'
  paleo column metadata: droughtIndex (PC1) (WEBcbb13563): paleoData_variableName: 'droughtIndex' has been replaced by 'droughtIndex (PC1)'
  paleo column metadata: droughtIndex (PC1) (WEBcbb13563): paleoData_datum: '' has been replaced by 'anom'
  paleo column metadata: droughtIndex (PC1) (WEBcbb13563): paleoData_proxyDetail: '' has been replaced by 'PCA'
  paleo column metadata: droughtIndex (PC1) (WEBcbb13563): paleoData_proxyGeneral: '' has been replaced by 'hybrid'
  paleo interpretation metadata: d18O (WEBa6853b5b): interpretation1_seasonalityGeneral: '' has been replaced by '((( WinterOnly ))) winterOnly /// null'
  paleo interpretation metadata: droughtIndex (PC1) (WEBcbb13563): interpretation1_seasonalityGeneral: '' has been replaced by '((( WinterOnly ))) winterOnly /// null'

version: 1.0.1
last version: 1.0.0
curator: nicholas
timestamp: 2021-10-05 21:43:05 UTC
changes:
  publication metadata: pub1_author: 'list(list(name = "Tan, Liangcheng"), list(name = "Dong, Guanghui"), list(name = "An, Zhisheng"), list(name = "Lawrence Edwards, R."), list(name = "Li, Haiming"), list(name = "Li, Dong"), list(name = "Spengler, Robert"), list(name = "Cai, Yanjun"), list(name = "Cheng, Hai"), list(name = "Lan, Jianghu"), list(name = "Orozbaev, Rustam"), list(name = "Liu, Ruiliang"), list(name = "Chen, Jianhui"), list(name = "Xu, Hai"), list(name = "Chen, Fahu"))' has been replaced by 'Tan, Liangcheng'
  paleo interpretation metadata: d13C (WEB9423a3ce): interpretation1_scope: '' has been replaced by 'climate'
  paleo interpretation metadata: GrowthRate (WEBeb20435e): interpretation1_scope: '' has been replaced by 'climate'
  paleo interpretation metadata: Sr/Ca (WEBfc273ca6): interpretation1_scope: '' has been replaced by 'climate'

version: 1.0.0
curator: nick
timestamp: 2021-06-08 03:10:23 UTC
notes: Added to lipdverse database.

Megadrought and cultural exchange along the proto-silk road
author:
  name: Tan, Liangcheng
year: 2021
journal: Science Bulletin
issue: 6
volume: 66
doi: 10.1016/j.scib.2020.10.011
publisher: Elsevier BV
type: article-journal
pages: 603-611

longitude: 72.35
latitude: 40.39
elevation: 1516
location: Kyrgyzstan
site name: Talisman Cave (F11)
gcmd location: Asia>Southcentral Asia>Kyrgyzstan