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PERMAFROST
2
Soil Mechanics
2
TRANSLATIONS
2
USSR)
2
(*PLANTS(BOTANY)
1
(*SOILS
1
(*USSR
1
*SOILS)
1
*TUNDRA
1
ANIMALS
1
ARCTIC REGIONS
1
CLASSIFICATION
1
CLIMATE
1
ECONOMICS
1
EXPOSURE(PHYSIOLOGY)
1
GRASSES
1
HYDROLOGY
1
Ice and Permafrost
1
MEASUREMENT
1
MICROBIOLOGY
1
MILK
1
PLANTS(BOTANY)
1
SWAMPS
1
Snow
1
TEMPERATURE
1
TERRAIN
1
TUNDRA
1
VEGETABLES
1
VEGETATION
1
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