United States Geological Survey YearbookThe Survey, 1987 - Forest reserves |
From inside the book
Results 1-5 of 88
Page vii
... conducted demonstration projects with several State agencies and have a regular program for training other interested agen- cies in this new technology . ― We continue to conduct research that is on the cutting edge of science seismic ...
... conducted demonstration projects with several State agencies and have a regular program for training other interested agen- cies in this new technology . ― We continue to conduct research that is on the cutting edge of science seismic ...
Page viii
... Conducting the research and investi- gations of our multidisciplinary programs is only half of our mission . Our work is not done until we disseminate the results of our investigations and research to those who need earth - science ...
... Conducting the research and investi- gations of our multidisciplinary programs is only half of our mission . Our work is not done until we disseminate the results of our investigations and research to those who need earth - science ...
Page 1
... conducted . They consisted of " marine " seis- mic surveys in Lake Superior , Lake Huron , and Lake Michigan , and aero- magnetic surveys of Lake Huron . Aero- magnetic surveys of Lake Superior were conducted in the summer of 1987 . 42 ...
... conducted . They consisted of " marine " seis- mic surveys in Lake Superior , Lake Huron , and Lake Michigan , and aero- magnetic surveys of Lake Huron . Aero- magnetic surveys of Lake Superior were conducted in the summer of 1987 . 42 ...
Page 2
... conducted by per- 44 ° 46 ° 94 ° 76 ° 50 ° 92 ° 78 ° 90 ° 88 ° 86 ° 84 ° 82 ° 80 ° CAN . U.S.A. 48 ° Mid - Continent MINN . IOWA Rift G B C Superior Lake A Fig . 4 . F FL WIS . ILL . H Lake Michigan 100.0 100 00 00 Lake Huron Grenville ...
... conducted by per- 44 ° 46 ° 94 ° 76 ° 50 ° 92 ° 78 ° 90 ° 88 ° 86 ° 84 ° 82 ° 80 ° CAN . U.S.A. 48 ° Mid - Continent MINN . IOWA Rift G B C Superior Lake A Fig . 4 . F FL WIS . ILL . H Lake Michigan 100.0 100 00 00 Lake Huron Grenville ...
Page 4
... conducted by an aircraft system owned and operated by the GSC , with support by the USGS . This type of surveying detects subtle changes in the Earth's magnetic field caused by differing magnetic properties in rocks beneath the aircraft ...
... conducted by an aircraft system owned and operated by the GSC , with support by the USGS . This type of surveying detects subtle changes in the Earth's magnetic field caused by differing magnetic properties in rocks beneath the aircraft ...
Other editions - View all
Common terms and phrases
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