Topic
Arctic accessibility
Arctic transport
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
3
ice roads
3
land surface models
3
permafrost
3
winter roads
3
333.7 Landflächen
1
Energie
1
Naturreservate
1
Naturräume für Freizeit und Erholung
1
ddc:333
1
ddc:690
1