1 - 10 toradh á dtaispeáint as 37 toradh san iomlán ar an gcuardach 'Geological Survey (U.S.)', am iarratais: 0.01s
Beachtaigh na torthaí
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1
Water quality in the Delaware River Basin, Pennsylvania, New Jersey, New York, and Delaware, 1998-2001
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2
Trends in concentrations of polychlorinated biphenyls in fish tissue from selected sites in the Delaware River basin in New Jersey, New York, and Pennsylvania, 1969-98 de réir Riva-Murray, Karen
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3
Use of stable isotopes of carbon, nitrogen, and sulfur to identify sources of nitrogen in surface waters in the lower Susquehanna River Basin, Pennsylvania de réir Cravotta, Charles A.
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4
Ground-water resources of the Middle Rio Grande Basin, New Mexico de réir Bartolino, James R.
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Lake Pontchartrain Basin bottom sediments and related environmental resources
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6
The compact NASA atlas of the solar system de réir Greeley, Ronald
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7
Ground-water-level monitoring and the importance of long-term water-level data de réir Taylor, Charles J.
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8
An interdisciplinary assessment of regional-scale nonpoint ground-water vulnerability theory and application de réir Bernknopf, Richard L. (Richard Lewis)
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9
Beyond the Golden Gate oceanography, geology, biology, and environmental issues in the Gulf of the Farallones
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10
Comparative water-quality assessment of the Hai He River basin in the People's Republic of China and three similar basins in the United States
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Uirlisí cuardaigh:
Ábhair a bhaineann le hábhar
Water quality
Geology
Environmental aspects
Groundwater
Water
Geology, Stratigraphic
Pollution
Water-supply
Agricultural chemicals
Bridges
Buildings
Cartography
Coal
Coal mines and mining
Coastal zone management
Computer-assisted instruction
Decision making
Digital mapping
Earthquake effects
Earthquake engineering
Effect of pollution on
Fishes
Geographic information systems
Geological mapping
Geological surveys
Groundwater flow
Lake sediments
Loma Prieta Earthquake, Calif., 1989
Marine ecology
Measurement