Open Polar Keyword
Antarc*
84
Antarctic
84
Greenland
ice core
67
Greenland ice cores
28
Greenland ice core
27
Antarctica
18
EPICA
18
North Greenland
12
North Atlantic
11
NGRIP
10
Greenland Ice core Project
9
Ice Sheet
9
North Greenland Ice Core Project
9
Sea ice
9
Arctic
7
Dronning Maud Land
5
East Antarctica
3
Ross Sea
3
Antarctique*
2
Groenland
2
Southern Ocean
2
GISP
1
GRIP
1
IPY
1
International Polar Year
1