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Data Publisher for Earth & Environmental Science

Clausen, Henrik Brink; Wolff, Eric William (1999): GRIP Acidity. PANGAEA, https://doi.org/10.1594/PANGAEA.55083

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Related to:
Clausen, Henrik Brink; Hammer, C U; Christensen, John P; Hvidberg, Christine Schøtt; Dahl-Jensen, Dorthe; Legrand, Michel R; Steffensen, Jørgen Peder (1995): 1250 years of global volcanism as revealed by central Greenland ice cores. In: Delmas, R (ed.), Ice Core Studies of Global Biogeochemical cycles, Annecy, France, NATO Advanced Sciences Institutes Series 1, 30, 175-194
Clausen, Henrik Brink; Hammer, C U; Hvidberg, Christine Schøtt; Dahl-Jensen, Dorthe; Steffensen, Jørgen Peder; Kipfstuhl, Sepp; Legrand, Michel R (1997): A comparison of the volcanic records over the past 4000 years from the Greenland Ice Core Project and Dye 3 Greenland ice cores. Journal of Geophysical Research: Oceans, 102(C12), 26707-26724, https://doi.org/10.1029/97JC00587
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
Moore, J Casey; Mulvaney, Robert; Paren, J G (1989): Dielectric stratigraphy of ice: a new technique for determining total ionic concentrations in polar ice cores. Geophysical Research Letters, 16, 1177-1180, https://doi.org/10.1029/GL016i010p01177
Moore, J Casey; Wolff, Eric William; Clausen, Henrik Brink; Hammer, C U; Legrand, Michel R; Fuhrer, Katrin (1994): Electrical response of the Summit-Greenland ice core to ammonium, sulphuric acid, and hydrochloric acid. Geophysical Research Letters, 21(7), 565-568, https://doi.org/10.1029/94GL00542
Wolff, Eric William; Moore, J Casey; Clausen, Henrik Brink; Hammer, C U (1997): Climatic implications of background acidity and other chemistry derived from electrical studies of the Greenland Ice Core Project ice core. Journal of Geophysical Research: Oceans, 102(C12), 26325-26332, https://doi.org/10.1029/96JC02223
Wolff, Eric William; Moore, J Casey; Clausen, Henrik Brink; Hammer, C U; Kipfstuhl, Sepp; Fuhrer, Katrin (1995): Long-term changes in the acid and salt concentrations of the Greenland Ice Core Project ice core from electrical stratigraphy. Journal of Geophysical Research: Atmospheres, 100(D8), 16249-16264, https://doi.org/10.1029/95JD01174
Project(s):
Greenland Ice Core Projects (GRIP/GISP/NGRIP)
Coverage:
Latitude: 72.570000 * Longitude: -37.620000
Date/Time Start: 1989-06-01T00:00:00 * Date/Time End: 1992-07-12T00:00:00
Minimum DEPTH, ice/snow: 2.66 m * Maximum DEPTH, ice/snow: 802.73 m
Event(s):
GRIP * Latitude: 72.570000 * Longitude: -37.620000 * Date/Time Start: 1989-06-01T00:00:00 * Date/Time End: 1992-07-12T00:00:00 * Elevation: 3232.0 m * Penetration: 3028.8 m * Recovery: 3028.8 m * Location: Greenland * Campaign: GRIP * Basis: Sampling/drilling ice * Method/Device: ISTUK electromechanical drill (ISTUK)
Comment:
Data calculated from electrical conductivity; depth is given at the local maximum in the ECM record; age is given at the local acid peak
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
DEPTH, ice/snowDepth ice/snowmGeocode
AGEAgeka BPGeocode
Duration, number of daysDurationdaysWolff, Eric Williamof high acidity at the local acid peak
Acid concentrationAcid concµeq/kgWolff, Eric WilliamCalculated from conductivitymean acid concentration
Acid concentrationAcid concµeq/kgWolff, Eric WilliamCalculated from conductivitybackground concentration
Acid concentrationAcid concµeq/kgWolff, Eric WilliamCalculatedpeak concentration of strong acid detected in a 1cm sample
Sulfuric acidH2SO4kg/km2Wolff, Eric WilliamCalculatedvolcanic acid deposited at the surface (VAD)
Magnitude of eruption in amount of sulfuric acidMagnitudeMtWolff, Eric WilliamCalculatedreleased amount of acid gases
Size:
750 data points

Data

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


Depth ice/snow [m]

Age [ka BP]

Duration [days]
(of high acidity at the local ...)

Acid conc [µeq/kg]
(mean acid concentration, Calc...)

Acid conc [µeq/kg]
(background concentration, Cal...)

Acid conc [µeq/kg]
(peak concentration of strong ...)

H2SO4 [kg/km2]
(volcanic acid deposited at th...)

Magnitude [Mt]
(released amount of acid gases...)
2.66-0.034182.502.710.784.071115
3.42-0.03336.503.261.223.7012
4.27-0.032146.003.371.165.97811
4.74-0.031146.003.541.077.56812
5.25-0.030328.502.641.384.331217
6.95-0.026109.502.771.393.5357
8.62-0.022292.002.561.523.26914
10.12-0.018328.502.351.413.09710
13.84-0.00973.002.071.262.9422
18.270.003146.001.831.082.5434
30.360.038365.002.451.023.821522
32.270.043255.502.320.932.83811
41.400.07236.501.660.992.1911
58.460.134401.502.231.102.561319
60.030.140292.002.521.223.101116
67.210.167584.005.261.2413.8470101
80.120.218109.502.251.262.7645
80.310.219255.502.171.412.9234
80.920.222292.002.201.482.72711
82.050.225182.502.211.462.7657
95.660.283438.002.431.483.721116
101.800.308109.502.690.766.03913
103.020.313657.002.190.923.831319
105.700.325255.501.950.993.9346
108.150.336146.005.150.999.501217
110.980.349839.502.801.176.403652
116.160.370328.501.971.163.83811
121.630.396547.502.151.234.221725
131.190.438985.502.871.327.725377
132.170.442255.502.751.144.121217
133.530.44773.003.361.224.3669
138.650.470876.002.721.324.083044
139.390.473803.003.071.756.703448
142.990.490146.003.451.684.17913
147.250.5091058.502.861.564.003956
154.170.540511.002.442.023.95710
159.080.56036.502.681.615.0622
159.330.561255.503.401.935.981724
160.890.568365.004.071.847.902029
168.880.605182.502.591.283.27811
169.770.609292.003.051.305.061014
172.040.619511.002.421.333.781420
185.210.681766.502.351.463.671827
187.280.6911095.006.831.4514.44161232
193.310.7211058.504.371.416.3973105
201.040.758182.502.791.124.17812
201.240.759182.502.721.754.46710
201.660.761182.502.971.843.9769
203.780.771255.506.521.5810.254362
205.980.781255.502.791.153.761116
219.550.844547.503.371.495.323550
222.730.859219.003.181.413.951319
238.220.933511.002.811.664.46710
242.400.9543467.503.111.666.181420
243.000.956182.503.291.615.861420
243.290.957255.503.381.634.061725
244.740.964109.502.901.634.0145
254.341.007912.502.631.243.873753
256.141.016620.5016.661.3449.47261375
263.791.052365.004.391.417.283449
269.411.079547.504.781.3913.355174
274.491.103109.502.841.254.3357
275.091.10636.504.301.264.8934
293.121.193219.004.391.317.442029
294.881.202146.003.161.764.01811
295.581.206547.503.001.514.652232
309.681.275328.503.651.195.062536
316.201.3051131.502.291.024.264058
320.851.328620.503.371.105.323754
328.331.366292.003.251.354.801825
330.301.378511.002.731.484.931521
331.911.386255.503.061.374.47811
338.891.418438.003.371.964.751927
339.831.423766.504.641.6311.5273105
342.631.436401.505.581.4213.194565
353.841.464182.503.811.116.101420
413.251.791365.005.961.2112.694666
424.221.84936.503.521.154.4646
429.091.871182.504.901.178.152638
444.761.947547.502.921.684.421927
455.361.999985.506.061.0516.60135194
455.852.002511.002.701.435.471927
469.412.069474.503.521.417.302637
474.282.097766.502.961.785.763652
493.042.194328.5016.391.0033.94129186
513.362.300401.502.830.845.302232
526.702.3711277.504.841.128.2599143
534.122.411146.002.190.782.90812
538.892.436401.502.881.413.551623
553.472.519620.504.241.158.505274
567.002.596328.502.531.123.701117
567.622.599255.502.311.313.0546
569.372.610511.002.431.243.751420
572.202.626511.002.431.233.181725
586.022.703401.504.601.037.354464
586.402.705766.504.141.517.535376
586.872.707365.005.901.1513.355377
610.492.838730.004.751.0715.525073
620.552.894730.002.451.243.792537
640.393.013511.002.380.933.332840
641.743.023438.009.761.3419.396188
659.353.132584.002.730.993.303043
661.493.143219.002.581.123.471319
664.363.158219.003.151.144.391218
680.833.252292.004.940.987.972739
689.893.308255.502.491.093.261116
691.993.319182.502.070.942.3457
701.883.3751131.503.660.879.0998141
706.353.400365.002.620.973.921724
725.483.516693.502.791.023.582739
729.523.543219.003.030.974.301015
733.583.568474.505.611.1413.343753
736.473.586839.505.691.2813.3596139
743.433.627328.502.371.264.421928
743.893.629365.002.401.143.431420
748.533.657109.501.861.112.0934
753.763.688839.502.041.163.051725
754.853.695584.002.941.513.772637
761.893.7411752.002.731.794.384565
768.653.780438.002.131.173.061319
777.023.842328.502.791.334.651421
779.713.860146.003.551.225.03913
784.413.888474.503.611.264.833347
788.503.914693.503.321.285.534058
802.733.995912.504.581.129.5991132