Earth & Environmental Sciences
soil carbon
67%
permafrost
64%
respiration
58%
productivity
45%
loss
34%
soil
27%
warming
21%
partitioning
15%
mineral
15%
surface temperature
15%
climate feedback
12%
Arctic region
11%
soil horizon
10%
soil respiration
10%
soil temperature
9%
mobilization
9%
nonlinearity
9%
spatial variation
7%
decomposition
6%
cooling
6%
transition
5%
biomass
5%
vegetation
5%
nitrogen
5%
indicator
5%
ecosystem
5%
climate
5%
Agriculture & Biology
permafrost
100%
soil carbon
79%
cell respiration
66%
soil
33%
surface temperature
21%
ecosystem respiration
15%
minerals
14%
carbon radioisotopes
13%
soil horizons
13%
microbial nitrogen
12%
mineral soils
11%
soil respiration
11%
spatial variation
10%
global warming
9%
Arctic region
9%
soil temperature
9%
cooling
8%
climate
7%
vegetation
6%
biomass
5%
degradation
5%