Skip to main content
U.S. flag

An official website of the United States government

Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Https

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Search Results

36990 results.

Alternate formats: RIS file of the first 3000 search results  |  Download all results as CSV | TSV | Excel  |  RSS feed based on this search  |  JSON version of this page of results

Page 331, results 8251 - 8275

Show results on a map

Publication Extents

Not all publications have extents, not all extents are completely accurate
An illustrated environmental bibliography for Buzzards Bay, Massachusetts
Chris F. Polloni, Bruce W. Tripp, Pamela Truesdale
1998, Open-File Report 98-50
  This presentation is a cooperative effort between the Coalition for Buzzards Bay, Woods Hole Oceanographic Institution and the U.S. Geological Survey. Its original intent was to make available an existing large bibliography of environmental information on Buzzards Bay to participants in the series of symposia sponsored by the Massachusetts Maritime...
Preliminary report on methodology for calculating coal resources of the Wyodak-Anderson coal zone, Powder River basin, Wyoming and Montana
Margaret S. Ellis, Gregory L. Gunther, Romeo M. Flores, Gary D. Stricker, Allan M. Ochs, John H. Schuenemeyer
1998, Open-File Report 98-789-B
The National Coal Resource Assessment of the Wyodak-Anderson coal zone includes reports on the geology, stratigraphy, quality, and quantity of coal. The calculation of resources is only one aspect of the assessment. Without thorough documentation of the coal resource study and the methods used, the results of our study could be misinterpreted. The...
Elevation maps of the San Francisco Bay region, California, a digital database
Scott E. Graham, Richard J. Pike
1998, Open-File Report 98-625
PREFACE: Topography, the configuration of the land surface, plays a major role in various natural processes that have helped shape the ten-county San Francisco Bay region and continue to affect its development. Such processes include a dangerous type of landslide, the debris flow (Ellen and others, 1997) as well...
Geology of Palo Alto 30 x 60 minute quadrangle, California: A digital database
Earl E. Brabb, R. W. Graymer, David Lawrence Jones
1998, Open-File Report 98-348
This map database represents the integration of previously published and unpublished maps by several workers (see Sources of Data index map on Sheet 2 and the corresponding table below) and new geologic mapping and field checking by the authors with the previously published geologic map of San Mateo County (Brabb...
Geology, geochemistry, geophysics, mineral occurrences, and mineral resource assessment for the Commonwealth of Puerto Rico
Walter J. Bawiec, editor(s)
1998, Open-File Report 98-38
The Commonwealth of Puerto Rico has been investigated over a very long period of time by earth scientists from many disciplines and with diverse objectives in the studies. This publication attempts to apply much of the geologic, geochemical, geophysical, and mineral occurrence information to a single objective focused on producing...
Measured flow and tracer-dye data showing the anthropogenic effects on the hydrodynamics of south Sacramento-San Joaquin Delta, California, spring 1996 and 1997
Richard N. Oltmann
1998, Open-File Report 98-285
Tidal flows were measured using acoustic Doppler current profilers and ultrasonic velocity meters during spring 1996 and 1997 in south Sacramento-San Joaquin Delta, California, when (1) a temporary barrier was installed at the head of Old River to prevent the entrance of migrating San Joaquin River salmon smolts, (2) the...
Identification of water-bearing zones by the use of geophysical logs and borehole television surveys, collected February to September 1997, at the Former Naval Air Warfare Center, Warminster, Bucks County, Pennsylvania
Randall W. Conger
1998, Open-File Report 98-86
Between February 1997 and September 1997, 10 monitor wells were drilled near the site of the former Naval Air Warfare Center, Warminster, Bucks County, Pa., to monitor water levels and sample ground-water contaminants in the shallow, intermediate, and deep water-bearing zones. The sampling will determine the horizontal and vertical distribution...
Map and data for Quaternary faults and folds in New Mexico
M. N. Machette, S. F. Personius, K. I. Kelson, K. M. Haller, R. L. Dart
1998, Open-File Report 98-521
The "World Map of Major Active Faults" Task Group is compiling a series of digital maps for the United States and other countries in the Western Hemisphere that show the locations, ages, and activity rates of major earthquake-related features such as faults and fault-related folds; the companion database includes published...