United States Geological Survey YearbookThe Survey, 1987 - Forest reserves |
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Page viii
Geological Survey (U.S.). minerals to help ensure our domestic eco- nomic security , assessing the quality of the ... mineral resources , and products of the national domain . " We are aware of the trust which has been placed in us by ...
Geological Survey (U.S.). minerals to help ensure our domestic eco- nomic security , assessing the quality of the ... mineral resources , and products of the national domain . " We are aware of the trust which has been placed in us by ...
Page 1
... mineral resources , the location and severity of geologic hazards , and the suitability of areas for specialized develop- ment , such as nuclear plants and toxic- waste isolation sites . All of these issues are major societal concerns ...
... mineral resources , the location and severity of geologic hazards , and the suitability of areas for specialized develop- ment , such as nuclear plants and toxic- waste isolation sites . All of these issues are major societal concerns ...
Page 25
... Mineral Resources By Paul K. Sims Background The midcontinent region of the United States is renowned for its world - class base- metal mining districts , including the Upper Mississippi Valley lead - zinc district , the Illinois ...
... Mineral Resources By Paul K. Sims Background The midcontinent region of the United States is renowned for its world - class base- metal mining districts , including the Upper Mississippi Valley lead - zinc district , the Illinois ...
Page 26
... mineral resources are listed for specific major terranes . 46100 ° 4 4 4 4 444 S. DAK . 4 4 4 4 444 4 4 4 4 4 4444 4 4 4 4 4 4 4 4 4444 NEBR . 4 0000 KANS . OKLA . о 444 བ MINN . OWA 0 o d о 0 0 0 0 0 0000 оо Not Mapped 36 L од OO родо ...
... mineral resources are listed for specific major terranes . 46100 ° 4 4 4 4 444 S. DAK . 4 4 4 4 444 4 4 4 4 4 4444 4 4 4 4 4 4 4 4 4444 NEBR . 4 0000 KANS . OKLA . о 444 བ MINN . OWA 0 o d о 0 0 0 0 0 0000 оо Not Mapped 36 L од OO родо ...
Page 27
... mineral and energy resource studies . Significant results include the following : Organic geochemical analyses and thermal maturity indices of Mesozoic organic - matter - rich shales show , in the Newark basin of New Jersey and Pennsyl ...
... mineral and energy resource studies . Significant results include the following : Organic geochemical analyses and thermal maturity indices of Mesozoic organic - matter - rich shales show , in the Newark basin of New Jersey and Pennsyl ...
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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