United States Geological Survey YearbookThe Survey, 1990 - Geology |
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Page 11
... processes . In addition , coastal response to hurricanes may depend on the presence of dunes and the width of the beach . To gain a visual perspective on the coastal effects of Hurricane Hugo , the USGS and the National Ocean Survey ...
... processes . In addition , coastal response to hurricanes may depend on the presence of dunes and the width of the beach . To gain a visual perspective on the coastal effects of Hurricane Hugo , the USGS and the National Ocean Survey ...
Page 12
... process , it does show what has happened to the shore beneath the waterline and is critical in evaluating the redistribution of sediment . Study of the profile data for Sullivans Island confirmed that sediment was removed from dunes and ...
... process , it does show what has happened to the shore beneath the waterline and is critical in evaluating the redistribution of sediment . Study of the profile data for Sullivans Island confirmed that sediment was removed from dunes and ...
Page 16
... processes of lava emplacement . Monitoring the inflation and the activity of different lava tubes within the developed area . led to more accurate hazard evaluation than could be done without detailed knowledge of the mechanics of the ...
... processes of lava emplacement . Monitoring the inflation and the activity of different lava tubes within the developed area . led to more accurate hazard evaluation than could be done without detailed knowledge of the mechanics of the ...
Page 19
... processes , Perennial , and • Closely linked to present and changing information needs of Congress and regulatory agencies . IMPORTANT WATER- QUALITY QUESTIONS Status of Water Quality On the basis of occurrence in surface and ground ...
... processes , Perennial , and • Closely linked to present and changing information needs of Congress and regulatory agencies . IMPORTANT WATER- QUALITY QUESTIONS Status of Water Quality On the basis of occurrence in surface and ground ...
Page 20
... processes and rates . Monitoring . To continually measure water - quality conditions over space and time by using networks that are fixed station and fixed in time . • Assessment . - To define the status and trends of water quality and ...
... processes and rates . Monitoring . To continually measure water - quality conditions over space and time by using networks that are fixed station and fixed in time . • Assessment . - To define the status and trends of water quality and ...
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activities Administration Alaska aquifer assessment Assistant atrazine Award Bldg Board Bureau cartographic data CD-ROM City City of w coal Commission cooperative Coordination County data bases Denver Denver Federal Center Department of Public deposits distribution District w drought earth science earthquake energy environment Environmental eruption field fiscal year 1991 Flood geographic geologic map geologists geophysical GIS technology Government ground water ground-water hazards Hurricane Hugo hydrologic IDNDR Information Systems Interior investigations Island Kansas River Lake land located Loma Prieta earthquake mainframe Management Menlo Park ment mineral resources Mount Pinatubo National Center National Mapping NAWQA Office percent personnel pesticides Planning processes Puerto Rico Regional Reston rock samples scientific sediment seismic Service soil spatial data studies surface tion Transportation U.S. Department U.S. Geological Survey United users USGS USGS employees volcano Water Conservation District Water District water quality Water Resources water-quality