United States Geological Survey YearbookThe Survey, 1985 - Geology |
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Page 4
... analysis , and display of large quantities of earth science data has necessitated the use of computers and the building of geographic information systems . Traditional data formats and manipulation techniques are inadequate to meet the ...
... analysis , and display of large quantities of earth science data has necessitated the use of computers and the building of geographic information systems . Traditional data formats and manipulation techniques are inadequate to meet the ...
Page 10
... analyses . DATA STRUCTURE The digital planimetric data are produced and distributed in the form of digital line graphs . The digital line graph concept is based on graph theory in which a graph can be represented as a set of nodes and ...
... analyses . DATA STRUCTURE The digital planimetric data are produced and distributed in the form of digital line graphs . The digital line graph concept is based on graph theory in which a graph can be represented as a set of nodes and ...
Page 11
... analysis of vast amounts of socioeconomic data . The Geological Survey is adding infor- mation on land ownership and mineral resources to the base categories to form Figure 9. Proposed enumerator map as it will be created by the U.S. ...
... analysis of vast amounts of socioeconomic data . The Geological Survey is adding infor- mation on land ownership and mineral resources to the base categories to form Figure 9. Proposed enumerator map as it will be created by the U.S. ...
Page 12
... analysis methods . Digital dashboard road maps and automated yellow pages based on the information in this data base are two futuristic concepts that could become a reality . A synergistic effect will be realized through the combination ...
... analysis methods . Digital dashboard road maps and automated yellow pages based on the information in this data base are two futuristic concepts that could become a reality . A synergistic effect will be realized through the combination ...
Page 19
... analysis . Results of preliminary studies have shown high concentrations of heavy minerals in an offshore area of Virginia where onshore deposits contain relatively low heavy- mineral concentrations . These results , although limited to ...
... analysis . Results of preliminary studies have shown high concentrations of heavy minerals in an offshore area of Virginia where onshore deposits contain relatively low heavy- mineral concentrations . These results , although limited to ...
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activities Alaska aquifer areas Assistant Bacillus cereus basins Bureau California cartographic cartographic data base City coal Columbia Glacier Commission contaminants Control Cooperative Denver Department of Public digital cartographic data digital data earthquake energy Environmental eruption Federal agencies Federal Bldg feet fiscal year 1984 flow fluid inclusions geochemical geographic geographic information systems Geologist geophysical ground water ground-water hazards High Plains hydrologic ical image map information systems investigations irrigation Lake land Landsat lava located Loki Patera major Management Mauna Loa million mineral deposits mineral resources models monitoring National Center National Mapping Division Office offshore Parkfield Parkfield earthquake Planning potential production quadrangle radar Regional remote sensing River rocks San Andreas fault scientific sediment Service sources square miles STOP studies sulfur surface Survey scientists Survey's techniques tion topographic maps trends U.S. Geological Survey Volcano Water Conservation District Water District zone