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Institution
Subject
Groundwater
11
Water-supply
7
Aquifers
4
Geology
4
Hydrogeology
3
Irrigation
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3
Water quality
2
Borings
2
Hydrology
2
Karst
2
Water table
1
Artificial groundwater recharge
1
Fresh water
1
Groundwater Pollution
1
Groundwater flow
1
Industrial water supply
1
Mangrove forests
1
Real estate development Environmental aspects
1
Saltwater encroachment
1
Stream measurements
1
Water consumption
1
Water resources development
1
Water use
1
Water withdrawals
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Author
26
Geological Survey (U.S.),
16
Geological Survey (U.S.)
11
Puerto Rico. Department of Natural Resources
10
Puerto Rico Aqueduct and Sewer Authority
9
Puerto Rico. Department of Agriculture
4
Gómez-Gómez, Fernando,
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4
Puerto Rico Industrial Development Company
4
Rodríguez-Martínez, Jesús
3
Geological Survey (U.S.). Water Resources Division. Caribbean District,
3
Puerto Rico
3
Puerto Rico. Environmental Quality Board
3
Quiñones, F.
3
Rodriguez-del-Rio, Felix,
3
Rodríguez, José M.
3
Rodríguez, José M.,
3
Rodríguez-Martínez, Jesús,
2
Anderson, H. R. 1936-
2
Giusti, Ennio V.,
2
Gómez-Gómez, Fernando
2
Heisel, James E.,
2
Puig, Juan Carlos,
2
Quiñones-Aponte, Vicente,
2
Ramos-Ginés, Orlando,
2
Scharlach, Richard A.
2
Torres-González, Arturo,
2
Torres-González, Sigfredo
2
Torres-Sierra, Heriberto,
2
United States. Environmental Protection Agency
2
Veve, Thalia D.
2
Zack, Allen L.,
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Language
Genre
Literary Form
Region
Puerto Rico
5
United States Virgin Islands
2
Cabo Rojo
2
Caguas
2
Demajagua River Watershed
2
Espíritu Santo River Watershed
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2
Guanajibo River Valley
2
Juncos Region
2
Manatí Region
2
Santa Isabel Region
2
Vega Baja Region
1
Arecibo
1
Barceloneta Region
1
Caguas Region
1
Caribbean Area
1
Gurabo Region
1
Jobos Bay
1
Juana Diaz Region
1
Juncos
1
Manatí River Region
1
Ponce Region
1
San Juan Region
1
Vega Alta
1
Vieques Island
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Year of Publication