Topic
GRIP/GISP/NGRIP
Greenland Ice Core Projects
121
Sampling/drilling ice
113
ice/snow
85
DEPTH
73
Greenland
69
GISP
63
DRILL
50
Drilling/drill rig
50
AGE
49
GRIP
46
ISTUK
44
ISTUK electromechanical drill
44
δ18O
36
water
35
GISP2
30
Age
22
Depth
14
Temperature
12
bottom/max
12
reference
12
top/min
12
Calcium
10
DATE/TIME
10
Density
10
Calculated
9
SNOWPIT
9
Snow pit
9
mass density
9
maximum/old
9
minimum/young
9
see comment
9
GISP2-B
8
Ammonium
7
Automated weather station (AWS)
7
GISP2-D
7
Pressure
7
Wind direction
7
Wind speed
7
air
7
atmospheric
7
difference
7
standard deviation
7
Conductivity
6
Humidity
6
Magnesium
6
Nitrate
6
Potassium
6
Sulfate
6
error
6
more ...