Agriculture & Biology
soil respiration
91%
tropical forests
78%
plant litter
76%
soil carbon
67%
carbon dioxide
58%
soil
37%
carbon
36%
soil organic matter
34%
carbon cycle
25%
timber production
22%
lowland forests
22%
global change
22%
fine roots
21%
microbial biomass
20%
tropics
16%
rain
14%
vegetation
13%
biomass
11%
degradation
11%
temperature
7%
Medicine & Life Sciences
Forests
88%
Atmosphere
86%
Soil
80%
Carbon
40%
Respiration
27%
Carbon Cycle
25%
Biomass
20%
Carbon Dioxide
8%
Temperature
5%
Chemical Compounds
Soil Respiration
100%
Soil
62%
Carbon Atom
34%
Microbial Biomass
19%
Carbon Cycle
18%
Soil Organic Matter
18%
Percent Reduction
14%
Organic Matter
13%
Carbon Dioxide
9%
Decomposition
7%