United States Geological Survey YearbookThe Survey, 1990 - Geology |
From inside the book
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... Major roads lead to Atlantic City on this portion of the newly digitized New Jersey State base map ( see article p . 66 ) . Close up of sand boils ( from underlying loose , saturated sand deposits ) at eastern end of Marina Green , San ...
... Major roads lead to Atlantic City on this portion of the newly digitized New Jersey State base map ( see article p . 66 ) . Close up of sand boils ( from underlying loose , saturated sand deposits ) at eastern end of Marina Green , San ...
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... major factors that affect water qual- ity , the USGS has undertaken a first - time - ever comprehensive assessment of the quality of the Nation's surface- and ground- water resources . This ambitious task , which was tested in 7 pilot ...
... major factors that affect water qual- ity , the USGS has undertaken a first - time - ever comprehensive assessment of the quality of the Nation's surface- and ground- water resources . This ambitious task , which was tested in 7 pilot ...
Page 1
... major earth- quakes , such as those in Alaska , California , and the Mississippi Valley area , and for large volcanic eruptions , such as those in the Pacific Northwest and Alaska . However infrequently these natural haz- ards occur ...
... major earth- quakes , such as those in Alaska , California , and the Mississippi Valley area , and for large volcanic eruptions , such as those in the Pacific Northwest and Alaska . However infrequently these natural haz- ards occur ...
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... major structural damage from the earthquake . Liquefaction , the transformation of loosely packed and fully ... major earthquake is highly likely soon What to do right now to prepare e How to reduce earthquake damage Why a major ...
... major structural damage from the earthquake . Liquefaction , the transformation of loosely packed and fully ... major earthquake is highly likely soon What to do right now to prepare e How to reduce earthquake damage Why a major ...
Page 5
... major earthquake generally were not pre- dictable . The Loma Prieta earthquake is exceptional because the likelihood of its Occurrence had been evaluated well in advance of the earthquake , and the worst damage and destruction occurred ...
... major earthquake generally were not pre- dictable . The Loma Prieta earthquake is exceptional because the likelihood of its Occurrence had been evaluated well in advance of the earthquake , and the worst damage and destruction occurred ...
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activities Administration Alaska Arctic areas Assistant atrazine Award Baikal Bldg Board Bureau cartographic data Chief Hydrologist City City of w coal coastal Commission contamination cooperative Coordination County Denver Federal Center Department of Public Development disaster Division Chief drought earth science earthquake Environmental eruption Federal agencies field geologic map geologists geophysical ground water ground-water Hurricane Hugo hydrologic IDNDR Information Systems Interior investigations Island Lake Lake Baikal land lava located Loma Prieta earthquake Loudoun County Management Menlo Park ment miles mineral deposits mineral resources National Center National Mapping National Water NAWQA Office percent Planning production Puerto Rico Redoubt volcano Regional Reston River basin rock scale scientific scientists seismic Service spatial data storage storm studies surface tion Transportation U.S. Department U.S. Geological Survey U.S. Virgin Islands United users USGS Water Conservation District Water District water quality Water Resources Water-Quality Assessment