Earth & Environmental Sciences
arid region
21%
cost
21%
decision
13%
evaluation
39%
need
11%
plan
28%
planning
51%
plant community
20%
pumping
18%
recharge
18%
simulation
9%
wastewater treatment
17%
wastewater treatment plant
18%
water
12%
water budget
19%
water demand
42%
water management
18%
water quality
13%
water resource
15%
water supply
65%
water treatment plant
22%
Engineering & Materials Science
Arid regions
26%
Computer simulation
9%
Costs
12%
Model structures
17%
Planning
53%
Wastewater treatment
39%
Water
45%
Water management
21%
Water quality
20%
Water resources
21%
Water supply
100%
Water treatment
20%
Chemical Compounds
Cope Reaction
54%
Environment
23%
Simulation
26%
Wastewater Treatment
82%