Geo- og miljøvidenskab
carbon stock
88%
soil carbon
84%
litter
77%
turnover
75%
warming
64%
nitrogen
49%
soil
26%
microbial activity
20%
tundra soil
15%
nutrient
13%
soil process
12%
stoichiometry
11%
tundra
11%
loss
10%
enzyme activity
10%
global change
10%
soil profile
9%
respiration
9%
vulnerability
8%
leaching
7%
vegetation
6%
atmosphere
6%
ecosystem
6%
carbon
5%
trend
5%
Landbrug og biologi
soil carbon
100%
carbon sinks
99%
nitrogen
48%
soil
41%
microbial activity
28%
tundra soils
24%
tundra
17%
nutrients
16%
global change
16%
extracellular enzymes
16%
stoichiometry
15%
soil profiles
15%
leaching
13%
soil sampling
12%
ecosystems
10%
vegetation
10%
enzyme activity
9%
carbon
9%
Kemiske forbindelser
Soil
70%
Nitrogen
49%
Carbon Atom
38%
Tundra
37%
Nutrient
19%
Ecosystem
10%
Leaching
8%
Enzyme Activity
7%
Reaction Stoichiometry
7%
Amount
3%