Topic
Arctic transport
Arctic accessibility
33
Climate change
30
Ice roads
30
Land surface models
30
Permafrost
30
Winter roads
30
690
23
[SDU]Sciences of the Universe [physics]
6
climate change
4
ice roads
4
land surface models
4
permafrost
4
winter roads
4
333.7 Landflächen
1
Energie
1
Environmental sciences
1
Environmental technology. Sanitary engineering
1
GE1-350
1
Naturreservate
1
Naturräume für Freizeit und Erholung
1
Physics
1
Q
1
QC1-999
1
Science
1
TD1-1066
1
ddc:333
1
ddc:690
1