United States Geological Survey YearbookThe Survey - Geology |
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Page 2
... tidal river and estuary , Survey scientists have increased our understanding of chemical , physical , and biological proc- esses that occur in the river so that future development in the river basin can be quan- titatively evaluated ...
... tidal river and estuary , Survey scientists have increased our understanding of chemical , physical , and biological proc- esses that occur in the river so that future development in the river basin can be quan- titatively evaluated ...
Page 51
... tidal flooding by tropical storms and hurricanes is increased greatly . 95 ° 15 ' 95 ° 00 ' 94 ° 45 ' -2.0- 3.0- 4.0- -5.0- K ΤΗ Houston 5.0 7.0- -8.0- E B GALVESTON BAY -6.0- 5.0 4.0 3.0 2.0 EXPLANATION Fault Line of equal subsidence ...
... tidal flooding by tropical storms and hurricanes is increased greatly . 95 ° 15 ' 95 ° 00 ' 94 ° 45 ' -2.0- 3.0- 4.0- -5.0- K ΤΗ Houston 5.0 7.0- -8.0- E B GALVESTON BAY -6.0- 5.0 4.0 3.0 2.0 EXPLANATION Fault Line of equal subsidence ...
Page 71
... tidal Potomac River and marginal embayments . This proc- ess has been so rapid that the Lincoln and Jefferson Memorials now stand on what was described in 1711 as a harbor suitable for great merchant vessels . Another persistent water ...
... tidal Potomac River and marginal embayments . This proc- ess has been so rapid that the Lincoln and Jefferson Memorials now stand on what was described in 1711 as a harbor suitable for great merchant vessels . Another persistent water ...
Page 72
... tidal rivers , is relatively free from the pollution problems associated with manufacturing and chemical industries . Therefore , the effects of sedimentation and eutrophication can be studied in the tidal Potomac River and Estuary ...
... tidal rivers , is relatively free from the pollution problems associated with manufacturing and chemical industries . Therefore , the effects of sedimentation and eutrophication can be studied in the tidal Potomac River and Estuary ...
Page 73
... tidal river was partitioned into four zones : estuarine , transitional , tidal freshwater , and environmentally impacted . Analysis indicated that salinity is the predominant factor influencing infaunal distributions throughout most of ...
... tidal river was partitioned into four zones : estuarine , transitional , tidal freshwater , and environmentally impacted . Analysis indicated that salinity is the predominant factor influencing infaunal distributions throughout most of ...
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activity Administration Alaska Apalachicola Apalachicola River Assessment Basin California cartographic Cascade volcanoes City Commission conodont conterminous United Cooperative data base Denver Department of Public deposits digital data digital line graphs Earth Resources Observation earth science earthquakes Energy Environmental eruptions evaluation faults Federal agencies Federal Bldg fiscal year 1982 Flood Control Geologic Division Geologist ground water ground-water hazards hydrologic Investigations Irrigation kaolinite Landsat Long Valley Caldera magma major Mammoth Lakes Menlo Park ment million mineral resources Minerals Management Service monitoring National Center National Mapping Division Nevada oil and gas percent Planning Planning w potential Potomac River produced Puerto Rico quadrangle radiometer Regional Research Resources Observation Systems resurgent dome rocks sediments seismic square miles STOP studies Survey's techniques tidal Potomac River tidal river tion topographic Transportation U.S. Geological Survey volcanic Water Conservation District Water District water levels Water Management Water Resources Western zone Δ Δ