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Greenland
Sampling/drilling ice
4
ice/snow
DEPTH
3
DYE
3
Hydrogen ion concentration
3
ICEDRILL
2
ISTUK
2
ISTUK electromechanical drill
2
Ice drill
2
AGE
1
Calcium cation
1
Chloride anion
1
DYE-3
1
DYE-3_18C
1
DYE-3_4B
1
Depth
1
Diameter
1
Epoch
1
GRIP
1
GRIP/GISP/NGRIP
1
Greenland Ice Core Projects
1
IPY
1
International Polar Year (2007-2008)
1
Magnesium cation
1
Nitrate ion
1
Number
1
Particle concentration
1
Sodium cation
1
Standard deviation
1
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