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pergélisol
6
permafrost
6
soils
6
sol
cold regions
3
zone froide
3
frozen soils
2
sol gelé
2
Roads/Pavement
1
Voiries urbaines/chaussées
1
aerial photography
1
airfields
1
aérodrome
1
characteristic performance
1
conductivité thermique
1
construction on permafrost
1
construction technology
1
drilling
1
estuaire
1
estuaries
1
forage
1
freeze thaw cycles
1
gel dégel
1
ground temperature measurement
1
histoire
1
history
1
lac
1
lakes
1
melting point
1
northern Canada
1
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