Subject
Groundwater
Water-supply
177
Geology
99
Borings
25
Water Composition
22
Water quality
12
Artesian wells
9
Wells
9
Aquifers
8
Groundwater flow
8
Water resources development
8
Hydrology
7
Hydrogeology
6
Water Analysis
5
Water consumption
5
Water use
5
Geophysical well logging
4
Irrigation
4
Stream measurements
4
Artificial groundwater recharge
3
Climatic changes
3
Groundwater Pollution
3
Groundwater Quality
3
Water quality management
3
Water table
3
Boring
2
Engineering geology
2
Environmental engineering
2
Gas industry Corrupt practices
2
Geochemistry
2
Geology, Stratigraphic
2
Geophysics
2
Groundwater Health aspects
2
Groundwater Law and legislation
2
High Plains Aquifer
2
Hydraulic fracturing Environmental aspects
2
Land use Environmental aspects
2
Mines and mineral resources
2
Natural gas Prospecting
2
Natural gas Prospecting Environmental aspects
2
Natural gas Prospecting Health aspects
2
Natural gas reserves
2
Oil and gas leases
2
Oil field brines
2
Radioactive pollution of water
2
Radioactive waste disposal in the ground
2
Saline waters
2
Volcanic ash, tuff, etc
2
Water levels
2
Water withdrawals
2
more ...