Earth & Environmental Sciences
soil
48%
blanket bog
44%
ditch
39%
peat
33%
observatory
26%
carbon
24%
methane
24%
karst area
23%
flux chamber
22%
ecosystem service
21%
road
19%
road salt
17%
loss
17%
carbon stock
17%
ecosystem
17%
soil function
16%
primary forest
16%
rainfall
16%
nitrogen
15%
mesocosm
14%
watershed
14%
soil degradation
14%
soil erosion
14%
secondary forest
13%
organic carbon
13%
sedge
13%
topsoil
12%
salt
12%
effect
12%
water table
12%
province
11%
nitrogen cycle
11%
organic matter
11%
carbon dioxide
11%
dissolved organic carbon
11%
erosion
10%
leaching
10%
rocky desertification
10%
need
9%
agricultural land
9%
land use change
9%
soil ecosystem
9%
soil formation
8%
microhabitat
8%
Agriculture & Biology
peatlands
78%
karsts
43%
methane
40%
China
21%
methane production
21%
bogs
20%
soil organic matter
16%
salting
16%
soil
15%
primary forests
15%
roadside soils
14%
topsoil
14%
Cyperaceae
13%
hydrolases
12%
roads
12%
vegetation
12%
ecosystems
12%
secondary forests
12%
carbon dioxide
12%
water table
12%
Eriophorum angustifolium
11%
soil organic carbon
11%
nitrogen
10%
carbon
9%
permafrost
9%
rainfall simulation
9%
Cunninghamia lanceolata
9%
aggregate stability
8%
drainage water
8%
Amoeba
8%
ecological restoration
8%
soil enzymes
8%
organic carbon
8%
soil depth
8%
microhabitats
8%
agricultural land
7%
land use change
7%
soil function
7%
deforestation
7%
farm management
7%
denitrification
7%
calcareous soils
7%
global warming potential
7%
leaching
7%
stoichiometry
7%
soil profiles
7%
soil bacteria
7%