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DRILL
Drilling/drill rig
17
GISP
17
GISP2
Greenland
Sampling/drilling ice
Ice core
16
Age
15
Holocene
15
accumulation rate
15
argon isotope
15
nitrogen isotope
15
summit
15
temperature reconstruction
15
Firn temperature gradient
14
Gas age
14
Ice age
14
Lock-in depth in ice equivalent
14
difference
14
modelled
14
δ15N
14
δ15N excess
14
δ40Ar/4
14
AGE
2
Accumulation rate in ice equivalent per year
2
Deposition of sulfate
2
Volcanic aerosol
2
volcanic
2
Antarctica
1
Bølling-Allerød/Younger Dryas transition
1
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GISP
17
Greenland
17
Ice Sheet
ice core
17
Greenland Ice Sheet Project
2
Greenland ice core
2
Annals of Glaciology
1
Antarc*
1
Antarctic
1
Antarctica
1
Dronning Maud Land
1
EPICA
1
Greenland Ice core Project
1
Greenland ice cores
1
NGRIP
1
North Greenland
1
North Greenland Ice Core Project
1
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