Earth & Environmental Sciences
urban water
60%
hydrological cycle
53%
drug
43%
drinking water
41%
wastewater treatment plant
24%
tributary
16%
good chemical status
16%
removal
14%
demographic development
13%
good ecological status
13%
wastewater
11%
water quality
11%
drinking water treatment
10%
Water Framework Directive
10%
river discharge
9%
cost
9%
quality standard
9%
pilot plant
9%
humic acid
9%
river
8%
aquatic environment
8%
product
8%
European Union
8%
ion exchange
8%
wastewater treatment
7%
effluent
6%
surface water
6%
organic matter
5%
oxidation
5%
climate change
5%
water
2%
Agriculture & Biology
hydrologic cycle
77%
drinking water
52%
wastewater treatment
50%
case studies
45%
drugs
35%
drinking water treatment
14%
rivers
14%
river flow
13%
water quality standards
13%
humic acids
10%
ion exchange
10%
surface water
9%
aquatic environment
9%
European Union
9%
water quality
8%
Netherlands
8%
wastewater
8%
effluents
8%
demographic statistics
8%
organic matter
8%
climate change
7%
water
7%
oxidation
6%
Medicine & Life Sciences
Water Cycle
100%
Waste Water
59%
Drinking Water
53%
Rivers
28%
Pharmaceutical Preparations
22%
Water Quality
22%
Water Purification
20%
Water
15%
Humic Substances
13%
Climate Change
10%
Ion Exchange
10%
Costs and Cost Analysis
9%
European Union
8%
Toxicology
7%
Netherlands
7%
Drinking
7%
Pressure
5%
Demography
4%
Engineering & Materials Science
Potable water
67%
Drug products
58%
Wastewater treatment
35%
Discharge (fluid mechanics)
21%
Water quality
18%
Wastewater
16%
Rivers
15%
Humic Substances
13%
Ion exchange
10%
Surface waters
10%
Biological materials
10%
Water treatment
9%
Effluents
8%
European Union
8%
Pilot plants
8%
Climate change
8%
Oxidation
6%
Costs
5%
Chemical Compounds
Drinking Water
55%
Wastewater Treatment
53%
Pharmaceutical
39%
Wastewater
21%
Chemical Transformation
16%
Environment
15%
Organic Matter
14%
Humic Acid
14%
Surface Water
14%
Pressure
7%
Oxidation Reaction
6%
Application
4%
Social Sciences
pharmaceutical
50%
water
42%
Wastewater treatment
34%
river
17%
Water intakes
10%
Water quality standards
10%
Surface waters
8%
Demographic Development
8%
Water quality
7%
costs
6%
reorganization
6%
climate change
5%
Netherlands
4%
European Union
4%