Topic
Ice drill
NGRIP
65
Sampling/drilling ice
61
Greenland
40
ICEDRILL
36
NorthGRIP
32
North Greenland Ice Core Project
30
ice/snow
30
DEPTH, ice/snow
29
North Greenland Ice Core Project NGRIP
29
DEPTH
27
AGE
20
Age
11
Calcium
9
Conductivity
9
Accumulation rate in ice equivalent per year
8
Gas age
8
Ice core
8
water
7
δ18O
7
δ18O, water
7
Annual layer thickness
6
Calculated
6
Continuous Flow Analysis
6
EGRIP
6
East Greenland Ice-core Project
6
East Greenland Ice-core Project EGRIP
6
Sodium
6
relative
6
Age, error
5
Conductivity, specific
5
error
5
specific
5
Ammonium
4
Depth
4
Glacial
4
Magnesium
4
Methane
4
NEEM
4
Nitrate
4
North Greenland Eemian Ice Drilling
4
North Greenland Eemian Ice Drilling NEEM
4
Permittivity
4
Permittivity, relative
4
Volcanic aerosol
4
aerosol
4
ammonium
4
bottom/max
4
calcium
4
impurities
4
more ...