United States Geological Survey YearbookThe Survey, 1985 - Geology |
From inside the book
Results 1-5 of 16
Page 17
... convert the waves to electrical signals , which are then recorded OCEAN Granitic plutons Volcanoes Forearc basin Melange wedge SUBDUCTING OCEANIC 17 Looking Deep into the Earth's Crust with Seismic Reflection Profiling.
... convert the waves to electrical signals , which are then recorded OCEAN Granitic plutons Volcanoes Forearc basin Melange wedge SUBDUCTING OCEANIC 17 Looking Deep into the Earth's Crust with Seismic Reflection Profiling.
Page 18
... Volcanoes Forearc basin Melange wedge SUBDUCTING OCEANIC CRUST- SUBDUCTING OCEANIC PLATE LITHOSPHERE ASTHENOSPHERE Figure 1. The continental crust , which has a history begin- ning as early as about 3 billion years ago , contains ...
... Volcanoes Forearc basin Melange wedge SUBDUCTING OCEANIC CRUST- SUBDUCTING OCEANIC PLATE LITHOSPHERE ASTHENOSPHERE Figure 1. The continental crust , which has a history begin- ning as early as about 3 billion years ago , contains ...
Page 31
... volcanoes shown on the left side of the image have geometric shapes that are closer to the expected shape than those on the original image . Data have been collected and are being processed to generate 2 ° x 2 ° sheet mosaics of the ...
... volcanoes shown on the left side of the image have geometric shapes that are closer to the expected shape than those on the original image . Data have been collected and are being processed to generate 2 ° x 2 ° sheet mosaics of the ...
Page 37
... volcanoes , and droughts ; to monitor and assess the quality of the Nation's ground- and surface - water supplies ; to study the impact of man on the Nation's water resources ; and to provide mapped information on the Nation's landscape ...
... volcanoes , and droughts ; to monitor and assess the quality of the Nation's ground- and surface - water supplies ; to study the impact of man on the Nation's water resources ; and to provide mapped information on the Nation's landscape ...
Page 38
... Volcano Hazards --- 11,425 Coal Hydrology 977 Ground Failure and Construction Hazards - - 3,085 Nuclear Energy Hydrology 7,494 Land Resource Surveys - 20,450 Oil Shale Hydrology 332 Geologic Framework 17,260 Geomagnetism-- 2,184 General ...
... Volcano Hazards --- 11,425 Coal Hydrology 977 Ground Failure and Construction Hazards - - 3,085 Nuclear Energy Hydrology 7,494 Land Resource Surveys - 20,450 Oil Shale Hydrology 332 Geologic Framework 17,260 Geomagnetism-- 2,184 General ...
Other editions - View all
Common terms and phrases
activities Administration Alaska aquifer system areas assessment Atlantic Coastal Plain Basin boundary Bureau California cartographic Central chemical chemical elements Chief City City of w Colorado Commission contain cooperative Coordination County cover mapping crust dams data base Denver Department of Public deposits Division earth science earthquake Energy Environmental feet fiscal year 1985 Flood Franciscan assemblage geologic mapping Geologist geophysical ground water ground-water hazards hydrologic image maps Information Systems investigations irrigation Lake land cover Landsat landslide major manganese mapping projects miles Mineral Resources mitigation National Center National Mapping North ocean Office oil and gas photographs Planning potential quadrangle Raton Basin remote sensing River rocks San Joaquin Valley sand blows sediment sedimentary seismic selenium Service slope soil sources Stop studies surface tion topographic Transportation U.S. Geological Survey United USGS Valley volcano Water Conservation District Water District water quality Water Resources water-quality Wildlife zone