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Alaska
18
borehole
16
permafrost
16
boreal
11
tundra
11
ARCSS
9
vegetation
7
lichen
5
organic layer depth
5
plant
5
thaw depth
5
understory
5
aboveground
3
biomass
3
Dead fine root biomass
2
Fine root nutrients
2
Live fine root biomass
2
active layer
2
bulk density
2
canopy cover
2
carbon
2
densiometer
2
isotopes
2
nitrogen
2
percent cover
2
soil
2
soil moisture
2
tree
2
woody debris
2
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