United States Geological Survey YearbookThe Survey, 1987 - Forest reserves |
From inside the book
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Page vii
... maps for the 1990 Decennial Census , and , in the process , we completed a computerized data base of our 1 : 100,000 - scale map series far ahead of scheduled expectations . Our cooperative effort to provide the basic hydrologic ...
... maps for the 1990 Decennial Census , and , in the process , we completed a computerized data base of our 1 : 100,000 - scale map series far ahead of scheduled expectations . Our cooperative effort to provide the basic hydrologic ...
Page 4
... map , which portrays the differing magnetic attraction of rocks in the subsurface , is colored so that areas of strong ... maps ( fig . 3 ) . The magnetic properties and other geophysical information can be used to infer the distribution ...
... map , which portrays the differing magnetic attraction of rocks in the subsurface , is colored so that areas of strong ... maps ( fig . 3 ) . The magnetic properties and other geophysical information can be used to infer the distribution ...
Page 11
... maps of the State . Besides the inherent information on hydrography , relief , and culture , these maps provide the standard base necessary for resource inventories and field - oriented research . In 1985 , consistent with a philosophy ...
... maps of the State . Besides the inherent information on hydrography , relief , and culture , these maps provide the standard base necessary for resource inventories and field - oriented research . In 1985 , consistent with a philosophy ...
Page 12
... mapping of the State began . Over the next 30 years , Federal and State geolo- gists , including several also affiliated ... maps . Integrating Hydrogeologic Data To Protect Ground Water Between 1970 and 1980 , there was a significant ...
... mapping of the State began . Over the next 30 years , Federal and State geolo- gists , including several also affiliated ... maps . Integrating Hydrogeologic Data To Protect Ground Water Between 1970 and 1980 , there was a significant ...
Page 13
... maps were the key tool used in evaluating intended land or water use . These maps , developed at a common scale , included existing inventory prod- ucts , such as topographic maps , and deriv- ative products , such as depth - to - bedrock ...
... maps were the key tool used in evaluating intended land or water use . These maps , developed at a common scale , included existing inventory prod- ucts , such as topographic maps , and deriv- ative products , such as depth - to - bedrock ...
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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