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AGE
5
Ammonium
5
Calcium
5
Chloride
5
DEPTH, ice/snow
Greenland Ice Core Projects GRIP/GISP/NGRIP
5
Magnesium
5
Nitrate
5
Potassium
Sampling/drilling ice
Sodium ion
5
Age, maximum/old
4
Age, minimum/young
4
Depth, bottom/max
4
Depth, top/min
4
Drilling/drill rig
4
GISP
4
Sulfate
4
Acetate
1
Acetate, standard deviation
1
Ammonium, standard deviation
1
Calcium, standard deviation
1
Calculated
1
Calculated De Angelis et al, 1997
1
Chloride/Sodium ratio
1
Chlorine, standard deviation
1
Fluoride
1
Fluoride, standard deviation
1
Formate
1
Formate, standard deviation
1
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