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Yeung, Laurence Y; Murray, Lee T; Martinerie, Patricia; Witrant, Emmanuel; Hu, Huanting; Banerjee, Asmita; Orsi, Anais J; Chappellaz, Jérôme A (2019): Age determination of gases at the LOCK-IN site [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.901225, In supplement to: Yeung, LY et al. (2019): Isotopic constraint on the twentieth-century increase in tropospheric ozone. Nature, 570, 224-227, https://doi.org/10.1038/s41586-019-1277-1

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Keyword(s):
Clumped isotopes; firn; GISP2; GISS model; Ice core; LOCK-IN; Preindustrial; Siple Dome; tropospheric ozone; WAIS Divide
Coverage:
Latitude: -74.138500 * Longitude: 126.158500
Minimum DEPTH, ice/snow: 0.00 m * Maximum DEPTH, ice/snow: 107.65 m
Event(s):
LOCK-IN_Site * Latitude: -74.138500 * Longitude: 126.158500 * Elevation: 3209.0 m * Method/Device: Ice drill (ICEDRILL)
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
DEPTH, ice/snowDepth ice/snowmYeung, Laurence YGeocode
Gas ageGas agea ADYeung, Laurence Yfield constrained
Gas ageGas agea ADYeung, Laurence Ypreferred
Age, differenceAge diffaYeung, Laurence Ymean age range
Age distribution widthAge distr widthaYeung, Laurence Y±2s eq. age width (yr) field
Age distribution widthAge distr widthaYeung, Laurence Y±2s eq. age width (yr) preferred
Size:
75 data points

Data

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


Depth ice/snow [m]

Gas age [a AD]
(field constrained)

Gas age [a AD]
(preferred)

Age diff [a]
(mean age range)

Age distr width [a]
(±2s eq. age width (yr) field)

Age distr width [a]
(±2s eq. age width (yr) preferred)
0.002016.042016.040.000.000.00
14.922015.052014.870.761.131.42
20.262014.622014.270.951.812.52
34.882012.802012.370.995.416.17
49.192010.582010.300.839.299.65
64.722008.292007.870.8712.0412.61
84.272005.772004.881.2713.9515.00
90.452004.862003.811.5014.5415.70
92.162004.542003.421.5914.7515.96
94.272004.132002.901.7115.0216.33
98.572002.562000.902.2916.2718.01
100.552000.271998.142.6618.4920.64
102.581992.491991.900.9826.3826.06
104.891966.741966.422.4631.9841.06
107.651912.341906.3713.9535.1252.65