Topic
GISP
Sampling/drilling ice
133
Drilling/drill rig
98
DRILL
69
GRIP/GISP/NGRIP
63
Greenland Ice Core Projects
63
GISP2
54
AGE
51
Age
48
Greenland Ice Core Projects GRIP/GISP/NGRIP
46
ice/snow
45
Greenland
42
DEPTH
35
DEPTH, ice/snow
33
Holocene
23
Ice core
23
accumulation rate
22
argon isotope
22
nitrogen isotope
22
summit
22
temperature reconstruction
22
difference
20
Gas age
19
DATE/TIME
18
Snow pit
18
see comment
18
water
18
δ18O
17
δ15N
15
Firn temperature gradient
14
Ice age
14
Lock-in depth in ice equivalent
14
modelled
14
δ15N excess
14
δ40Ar/4
14
Calcium
13
Sulfate
12
Wind direction
12
Wind speed
12
Depth
11
δ18O, water
11
Ammonium
10
Density
10
Magnesium
10
Monitoring
10
Nitrate
10
Potassium
10
bottom/max
10
reference
10
top/min
10
more ...