Topic
Q
119
Science
119
Medicine
104
R
104
Arctic medicine. Tropical medicine
73
RC955-962
73
Environmental sciences
49
GE1-350
49
Public aspects of medicine
41
RA1-1270
41
T
35
Technology
35
H
32
Social Sciences
32
Geology
28
QE1-996.5
28
Biology (General)
19
QH301-705.5
19
arctic
18
GC1-1581
16
Oceanography
16
Ecology
15
QH540-549.5
15
Archaeology
14
CC1-960
14
Economics as a science
11
HB71-74
11
Infectious and parasitic diseases
11
RC109-216
11
General. Including nature conservation
10
Geophysics. Cosmic physics
10
JZ2-6530
10
Malaria
10
QC801-809
10
QH1-199.5
10
geographical distribution
10
Arctic
8
Energy industries. Energy policy. Fuel trade
8
Ethnology. Social and cultural anthropology
8
G1-922
8
GN301-674
8
Geography (General)
8
HD9502-9502.5
8
International relations
8
K
8
Law
8
Meteorology. Climatology
8
QC851-999
8
AZ20-999
7
Agriculture
7
more ...