United States Geological Survey YearbookThe Survey, 1987 - Forest reserves |
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Page 65
... volcanoes , and what are interpreted as numerous smaller volcanic features , were identified as being associated with Bowers Ridge and its extension . Recent uplift is also occur- ring along the ridge . Besides providing new insights ...
... volcanoes , and what are interpreted as numerous smaller volcanic features , were identified as being associated with Bowers Ridge and its extension . Recent uplift is also occur- ring along the ridge . Besides providing new insights ...
Page 68
... Volcano Observatory 75th Anniversary By Thomas L. Wright and Robert W. Decker The 75th anniversary of the founding of the U.S. Geological Survey Hawaiian Volcano Observatory ( HVO ) was cele- brated in January 1987. The festivities ...
... Volcano Observatory 75th Anniversary By Thomas L. Wright and Robert W. Decker The 75th anniversary of the founding of the U.S. Geological Survey Hawaiian Volcano Observatory ( HVO ) was cele- brated in January 1987. The festivities ...
Page 69
... Volcano Observatories . The meeting began with a summary of Kilauea's current eruption ; three other keynote speakers then presented their thoughts on subduction volcanoes , rift vol- canoes , and hot - spot volcanoes . Presentations at ...
... Volcano Observatories . The meeting began with a summary of Kilauea's current eruption ; three other keynote speakers then presented their thoughts on subduction volcanoes , rift vol- canoes , and hot - spot volcanoes . Presentations at ...
Page 70
... volcanoes work ? " . Assessing the Earthquake Hazards of Urban Areas By Walter W. Hays , Paula L. Gori , and William J. Kockleman Major urban areas in widely scattered geographic locations across the United States are at varying degrees ...
... volcanoes work ? " . Assessing the Earthquake Hazards of Urban Areas By Walter W. Hays , Paula L. Gori , and William J. Kockleman Major urban areas in widely scattered geographic locations across the United States are at varying degrees ...
Page 71
... as many as 10 in- dependent segments , each of which has been the source of repeated large - magnitude earth- quakes . Mantle Continental lithosphere plate Volcano Trench Continental crust Oceanic Oceanic Geologic Investigations 71.
... as many as 10 in- dependent segments , each of which has been the source of repeated large - magnitude earth- quakes . Mantle Continental lithosphere plate Volcano Trench Continental crust Oceanic Oceanic Geologic Investigations 71.
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activities Administration Alaska analysis aquifer areas Award basin Board Bureau Calcasieu River cartographic cartographic data Chief Hydrologist City City of w climate coal coastal Commission concentrations contamination cooperative Coordination County data base Denver Denver Federal Center Department of Public deposits Earth Science earthquake energy environment Environmental fiscal flow geographic information systems Geologic Division geologic map Geologist geophysical global change gram graphic ground water ground-water hazards hydrologic Hydrologist investigations Irrigation Lake Lake Nyos land located Management ment miles mineral resources National Center National Mapping Division natural Office organic Park percent Planning processes radon Regional Reston River rocks samples San Joaquin River scientific scientists sediment seismic selenium Service soils Stop streamflow studies surface tion Transportation U.S. Geological Survey United users USGS Valley Volcano Water Conservation District Water District water quality Water Resources water-quality wetlands zone