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DEPTH
GRIP/GISP/NGRIP
3
Greenland
3
Greenland Ice Core Projects
ICEDRILL
3
Ice drill
NGRIP
3
NorthGRIP
3
Sampling/drilling ice
3
ice/snow
3
North Greenland Ice Core Project
2
water
2
δ18O
2
Age model
1
Comment
1
Comment 2 (continued)
1
Comment 3 (continued)
1
Error
1
Number
1
reference
1
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