Earth & Environmental Sciences
Europe
100%
forest soil
72%
ecosystem
63%
soil
61%
vegetation
56%
climate change
53%
atmospheric deposition
51%
eddy covariance
44%
soil carbon
41%
nitrogen
38%
fungus
36%
soil organic matter
34%
temperate forest
33%
vegetation mapping
33%
flooding
31%
forest ecosystem
31%
carbon stock
31%
vegetation type
31%
humus
30%
inorganic nitrogen
30%
soil compaction
30%
biomass
29%
acid deposition
29%
genetic variation
29%
soil survey
28%
pine
28%
earthworm
27%
terrestrial ecosystem
26%
loam
26%
flood control
25%
water budget
25%
effect
25%
nutrition
24%
biodiversity
24%
plant species
24%
snow cover
24%
boreal forest
24%
oak
23%
documentation
23%
fine root
23%
niche
23%
habitat
22%
climate
22%
floodplain
22%
mineral
21%
groundwater
20%
trend
20%
partitioning
20%
road
20%
evapotranspiration
19%
shoot growth
19%
drought
19%
understory
19%
sulfate
18%
ecology
18%
soil texture
18%
mountain
18%
respiration
16%
organism
16%
oxygen
15%
microtopography
15%
environmental constraint
15%
nutrient
14%
policy
14%
winter
14%
dry density
14%
detection
14%
energy
14%
bulk density
13%
hydrology
13%
soil moisture
13%
acid
13%
soil structure
13%
nutrient availability
13%
acidity
12%
long-term change
12%
nature conservation
12%
litter
12%
experimental design
12%
cold
12%
damage
11%
food web
11%
modeling
11%
critical load
11%
ecosystem service
11%
peat soil
10%
economic development
10%
ecosystem response
10%
native species
10%
parameter
10%
experiment
10%
silt
10%
pond
10%
organic carbon
10%
traffic
10%
forest floor
10%
socioeconomics
10%
environmental gradient
9%
penetration
9%
trial
9%
Agriculture & Biology
forest soils
55%
climate change
54%
soil carbon
44%
forest surveys
38%
humus
38%
soil
35%
forest ecosystems
35%
temperate forests
35%
carbon sinks
35%
soil surveys
35%
forest growth
34%
forest plants
32%
nitrogen
32%
snowpack
32%
coniferous forests
30%
Pinus sylvestris
29%
forest stands
29%
population characteristics
29%
soil compaction
28%
boreal forests
28%
ecosystems
28%
water budget
28%
soil organic carbon
27%
willows
27%
soil organic matter
26%
climate
24%
roadsides
24%
vegetation
24%
roads
23%
soil water
23%
long term effects
23%
mountains
22%
sediments
22%
Quercus
22%
peat soils
22%
chemistry
21%
carbon dioxide
20%
bark
20%
fine roots
20%
soil texture
20%
forest litter
18%
understory
18%
man-made trails
17%
ecology
17%
taxonomy
17%
microrelief
17%
indigenous species
17%
oxygen
16%
diagnostic horizons
15%
winter
15%
bulk density
15%
resistance to penetration
15%
mineral soils
14%
water table
14%
stand characteristics
13%
organisms
13%
silt
13%
snow
13%
eddy covariance
13%
Belgium
12%
mycorrhizae
12%
traffic
12%
stand age
12%
stand density
12%
evapotranspiration
11%
clay
11%
fungi
10%
field experimentation
10%
pyrolysis
10%
root growth
10%
leaves
10%
biomass
10%
growing season
10%
sand
10%
critical load
9%
shoots
9%
World Reference Base for Soil Resources groups
9%
Sweden
9%
Tricholoma
9%
Cortinarius
9%
landfills
8%
Lactarius
8%
World Reference Base for Soil Resources
8%
environmental indicators
8%
frost injury
8%
global warming
7%
species diversity
7%
ectomycorrhizae
7%
methodology
7%
temperature
7%
long term experiments
7%
broadleaved trees
7%
ground cover plants
7%
global carbon budget
6%
environmental factors
6%
soil quality
6%
moder
6%
structural equation modeling
6%
prediction
6%
surpluses
6%