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Ice core
Siple Dome
24
Clumped isotopes
23
GISP2
23
GISS model
23
LOCK-IN
23
WAIS Divide
23
firn
23
tropospheric ozone
23
Ice drill
15
Gas age
12
preindustrial
12
Preindustrial
11
ice/snow
10
DEPTH, ice/snow
9
Analyst
8
DATE/TIME
8
ICEDRILL
8
DEPTH
7
LOCK-IN_Site
6
Tubes
6
Sampling/drilling ice
5
gas
5
oxygen clumped isotope
5
Δ36
5
Δ36, oxygen clumped isotope
5
δ18O
5
δ18O, gas
5
Antarctica
3
Depth
3
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