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Arctic
Arctique
2
China
1
Chine
1
cascading system
1
changement climatique
1
climate change
1
coastal system
1
diplomacy
1
diplomatie
1
maritime routes
1
navigation
1
pergélisol
1
permafrost
1
resources
1
ressources
1
river system
1
routes maritimes
1
shipping
1
système en cascade
1
système fluvial
1
système littoral
1
thermokarst
1
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