Earth & Environmental Sciences
nutrient enrichment
88%
meadow
73%
eutrophication
66%
contamination
48%
nutrient
47%
dissolved inorganic nitrogen
45%
groundwater
44%
solute transport
39%
vegetation
33%
rhizosphere
18%
groundwater flow
17%
residence time
16%
transect
15%
water flow
15%
inflow
15%
tracer
14%
chloride
14%
wetland
14%
restoration
13%
pollution
11%
detection
10%
project
9%
analysis
4%
Agriculture & Biology
groundwater contamination
100%
eutrophication
85%
meadows
75%
nutrients
43%
groundwater
39%
dissolved inorganic nitrogen
39%
soil transport processes
37%
vegetation
27%
groundwater flow
23%
water flow
13%
tracer techniques
12%
wetlands
11%
detection limit
11%
rhizosphere
10%
pollution
10%
chlorides
10%
Social Sciences
environmental pollution
77%
Water flows
30%
wetland
24%
cause
21%
restoration
19%
evidence
15%
time
6%