Engineering & Materials Science
Wetlands
100%
Heavy metals
84%
Phosphates
75%
Wastewater
69%
Fillers
62%
Calcium phosphate
32%
Hydroxyapatite
28%
Adsorption
21%
Sewage treatment
11%
Gravel
8%
Zeolites
8%
Desorption
8%
Hydrates
8%
Sodium
7%
Contamination
7%
Salts
6%
Acids
6%
Sand
6%
Physics
6%
Medicine & Life Sciences
Wetlands
93%
Waste Water
84%
Heavy Metals
78%
Phosphates
56%
Adsorption
23%
Durapatite
23%
calcium phosphate
15%
monobasic calcium phosphate
12%
Zeolites
11%
Sand
10%
Technology
9%
Sewage
9%
Physics
8%
Salts
6%
Sodium
6%
Earth & Environmental Sciences
constructed wetland
70%
phosphate
50%
heavy metal
47%
wastewater
43%
removal
34%
material
26%
calcium
16%
adsorption
14%
wetland
11%
sand and gravel
7%
sewage treatment
7%
zeolite
7%
aqueous solution
6%
physics
6%
sodium
5%
salt
5%
contamination
4%
acid
4%
rate
2%
Chemical Compounds
Filler
55%
Wastewater
52%
Phosphate
42%
Calcium Phosphate
22%
Application
20%
Adsorption
10%
Sodium Salt
7%
Hydrate
6%
Desorption
5%
Zeolite
5%
Time
5%
Aqueous Solution
3%
pH Value
3%
Acid
2%
Social Sciences
wetland
87%
sewage
15%
environmental pollution
11%
physics
9%
time
7%
evaluation
4%