Agriculture & Biology
aquifers
92%
surface water level
79%
injection
46%
water table
40%
travel
21%
Lens
21%
surface water
14%
water
13%
groundwater flow
12%
groundwater recharge
11%
saltwater intrusion
11%
ambient water
9%
water resources
7%
China
4%
Earth & Environmental Sciences
recharge
59%
water level
54%
aquifer
49%
surface water
45%
well
44%
travel time
16%
effect
15%
water table
10%
water
10%
groundwater
10%
penetration
9%
artificial recharge
7%
peak discharge
6%
site investigation
6%
groundwater flow
5%
power law
5%
trough
4%
water resource
4%
seawater
3%
pollutant
3%
Social Sciences
Surface waters
100%
fluctuation
73%
bank
61%
performance
30%
water
26%
Water tables
19%
travel
14%
Site investigation
8%
Water resources
6%
time
5%
China
3%
Law
2%
Medicine & Life Sciences
Groundwater
98%
Water
44%
Injections
38%
Lenses
10%
Water Resources
6%
Seawater
4%
China
3%
Chemical Compounds
Surface Water
70%
Groundwater
24%
Time
6%
Flow
3%
Modification
3%