Earth & Environmental Sciences
nitrogen
85%
agriculture
55%
loss
52%
species occurrence
43%
crop yield
41%
fertilizer
40%
European Union
39%
agricultural practice
38%
runoff
35%
ammonia
34%
water quality
34%
soil
32%
plant species
31%
crop
30%
cadmium
30%
greenhouse gas
30%
budget
29%
air quality
29%
livestock
28%
surface water
28%
Europe
27%
heavy metal
26%
biodiversity protection
24%
food
23%
manure
23%
nutrient
22%
spatial resolution
21%
leaching
21%
climate change
20%
aquatic ecosystem
19%
leachate
19%
air
18%
prediction
17%
climate
17%
groundwater
16%
biodiversity
16%
habitat
15%
agricultural production
14%
comparison
14%
nitrate
13%
agricultural land
11%
drinking water
11%
water yield
10%
water
10%
index
10%
valley
10%
metal
9%
Eastern Europe
9%
calculation
9%
policy
9%
Engineering & Materials Science
Nitrogen
100%
Runoff
80%
Manures
61%
Leaching
61%
European Union
58%
Agriculture
45%
Heavy metals
45%
Nutrients
43%
Water quality
42%
Climate change
38%
Air quality
38%
Ammonia
37%
Soils
36%
Greenhouse gases
35%
Fertilizers
33%
Aquatic ecosystems
29%
Groundwater
28%
Surface waters
28%
Spatial distribution
19%
Air
19%
Pollution
16%
Crops
15%
Nitrates
15%
Fluxes
14%
Biodiversity
12%
Potable water
10%
Uncertainty
10%
Phosphorus
8%
Gas emissions
7%
Adsorption
6%
Animals
6%
Health
6%
Soil quality
6%
Oxides
5%
Chemical Compounds
Nitrogen
65%
Leaching
53%
Reduction
47%
Greenhouse Gas
45%
Groundwater
45%
Fertilizer
42%
Ecosystem
41%
Surface Water
40%
Soil
37%
Nutrient
37%
Heavy Metal
29%
Drinking Water Standard
28%
Ammonia
26%
Nitrate
15%
Flow
11%
Phosphorus(.)
5%
Statistical Ensemble
5%