Earth & Environmental Sciences
shading
71%
soil respiration
70%
shrub
56%
isotopic composition
53%
warming
48%
respiration
46%
nutrient
40%
ecosystem
36%
carbon
35%
growing season
18%
soil ecosystem
13%
climate change
12%
nutrient availability
11%
carbon stock
11%
soil carbon
10%
soil profile
9%
carbon isotope
9%
litter
9%
effect
9%
primary production
9%
soil
8%
probe
8%
moisture
7%
decomposition
7%
in situ
6%
climate
5%
gas
5%
material
4%
temperature
3%
Agriculture & Biology
ecosystem respiration
100%
soil respiration
65%
shade
55%
shrubs
53%
carbon dioxide
48%
carbon
40%
nutrients
37%
carbon sinks
21%
climate change
15%
growing season
14%
soil carbon
10%
primary productivity
10%
carbon isotopes
10%
soil profiles
9%
global warming
9%
nutrient availability
9%
soil
9%
gases
6%
degradation
5%
temperature
3%
Medicine & Life Sciences
Carbon
61%
Soil
60%
Nutrients
53%
Respiration
51%
Ecosystem
48%
Carbon Isotopes
11%
Climate Change
8%
Climate
7%
Gases
5%
Temperature
4%
Light
4%