United States Geological Survey YearbookThe Survey, 1987 - Forest reserves |
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Page v
... Lakes 8 Cooperative Efforts in Ground - Water Protection - A Connecticut History 19 Geographic Information System Applications in the Earth Sciences 23 Significant Accomplishments of Research Programs : 1987 45 National Mapping Program ...
... Lakes 8 Cooperative Efforts in Ground - Water Protection - A Connecticut History 19 Geographic Information System Applications in the Earth Sciences 23 Significant Accomplishments of Research Programs : 1987 45 National Mapping Program ...
Page vii
... Lakes is an excellent example of how effectively science can reach across international bor- ders . For nearly half a century now , the USGS has provided technical assistance in foreign countries and has conducted train- ing in geology ...
... Lakes is an excellent example of how effectively science can reach across international bor- ders . For nearly half a century now , the USGS has provided technical assistance in foreign countries and has conducted train- ing in geology ...
Page viii
... Lake Huron at Light House Park , Huron County , Michigan . ( Photograph by Michael J. Sweat , U.S. Geological Survey . ) Perspectives the Great Lakes By William F. Cannon The Great VIII U.S. Geological Survey Yearbook 1987.
... Lake Huron at Light House Park , Huron County , Michigan . ( Photograph by Michael J. Sweat , U.S. Geological Survey . ) Perspectives the Great Lakes By William F. Cannon The Great VIII U.S. Geological Survey Yearbook 1987.
Page 1
... lakes , and many key areas where these major features meet or inter- sect are beneath the lakes . Geologists and geophysicists have realized for many years that the geologic relationships hidden beneath the lake waters hold important ...
... lakes , and many key areas where these major features meet or inter- sect are beneath the lakes . Geologists and geophysicists have realized for many years that the geologic relationships hidden beneath the lake waters hold important ...
Page 2
... lakes . The ship acquired 850 miles of seismic reflection profiles ( fig . 1 ) . In this technique , air guns that release blasts of compressed air beneath the lake surface generate strong sound waves , which propagate to the lake ...
... lakes . The ship acquired 850 miles of seismic reflection profiles ( fig . 1 ) . In this technique , air guns that release blasts of compressed air beneath the lake surface generate strong sound waves , which propagate to the lake ...
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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