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

11004 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 151, results 3751 - 3775

Show results on a map

Publication Extents

Not all publications have extents, not all extents are completely accurate
Hurricane Sandy science plan: coastal impact assessments
Jakob M. Stronko
2013, Fact Sheet 2013-3090
Hurricane Sandy devastated some of the most heavily populated eastern coastal areas of the Nation. With a storm surge peaking at more than 19 feet, the powerful landscape-altering destruction of Hurricane Sandy is a stark reminder of why the Nation must become more resilient to coastal hazards. In response to...
Can shale safely host US nuclear waste?
C. E. Neuzil
2013, Eos, Transactions, American Geophysical Union (94) 261-262
"Even as cleanup efforts after Japan’s Fukushima disaster offer a stark reminder of the spent nuclear fuel (SNF) stored at nuclear plants worldwide, the decision in 2009 to scrap Yucca Mountain as a permanent disposal site has dimmed hope for a repository for SNF and other high-level nuclear waste (HLW)...
Geologic map of the Washougal quadrangle, Clark County, Washington, and Multnomah County, Oregon
Russell C. Evarts, Jim E. O'Connor, Terry L. Tolan
2013, Scientific Investigations Map 3257
The Washougal 7.5’ quadrangle spans the boundary between the Portland Basin and the Columbia River Gorge, approximately 30 km east of Portland, Oregon. The map area contains the westernmost portion of the Columbia River Gorge National Scenic area as well as the rapidly growing areas surrounding the Clark County, Washington,...
Rangewide glaciation in the Sierra Nevada, California
James G. Moore, Barry C. Moring
2013, Geosphere (9) 1804-1818
The 600-km-long Sierra Nevada underwent extensive Pleistocene glaciation except for its southernmost 100 km. Presently, ∼1700 small glaciers and ice masses near the crest of the range occur above 3250 m in elevation; these covered an area of ∼50 km2 in 1972. Fourteen of the largest glaciers decreased by about one...
Implications of the miocene(?) crooked ridge river of northern arizona for the evolution of the colorado river and grand canyon
Ivo Lucchitta, Richard F. Holm, Baerbel K. Lucchitta
2013, Geosphere (9) 1417-1433
The southwesterly course of the probably pre–early Miocene and possibly Oligocene Crooked Ridge River can be traced continuously for 48 km and discontinuously for 91 km in northern Arizona (United States). The course is visible today in inverted relief. Pebbles in the river gravel came from at least as far...
Rates and probable causes of freshwater tidal marsh failure, Potomac River Estuary, Northern Virginia, USA
Ronald J. Litwin, Joseph P. Smoot, Milan J. Pavich, Helaine W. Markewich, Erik T. Oberg, Brent W. Steury, Ben Helwig, Vincent L. Santucci, Geoffrey Sanders
2013, Wetlands (33) 1037-1061
Dyke Marsh, a distal tidal marsh along the Potomac River estuary, is diminishing rapidly in areal extent. This study documents Dyke Marsh erosion rates from the early-1860s to the present during pre-mining, mining, and post-mining phases. From the late-1930s to the mid-1970s, Dyke Marsh and the adjacent shallow riverbottom were...
Analysis of Neogene deformation between Beaver, Utah and Barstow, California: Suggestions for altering the extensional paradigm
R. Ernest Anderson, Sue Beard, Edward A. Mankinen, John W. Hillhouse
2013, Geological Society of America Special Papers (499) 1-67
For more than two decades, the paradigm of large-magnitude (~250 km), northwest-directed (~N70°W) Neogene extensional lengthening between the Colorado Plateau and Sierra Nevada at the approximate latitude of Las Vegas has remained largely unchallenged, as has the notion that the strain integrates with coeval strains in adjacent regions and with...
Temporal dynamics of biogeochemical processes at the Norman Landfill site
Bhavna Arora, Binayak P. Mohanty, Jennifer T. McGuire, Isabelle M. Cozzarelli
2013, Water Resources Research (49) 6909-6926
The temporal variability observed in redox sensitive species in groundwater can be attributed to coupled hydrological, geochemical, and microbial processes. These controlling processes are typically nonstationary, and distributed across various time scales. Therefore, the purpose of this study is to investigate biogeochemical data sets from a municipal landfill site to...
Quaternary extensional growth folding beneath Reno, Nevada, imaged by urban seismic profiling
William J. Stephenson, Roxy N. Frary, John Louie, Jackson K. Odum
2013, Bulletin of the Seismological Society of America (103) 2921-2927
We characterize shallow subsurface faulting and basin structure along a transect through heavily urbanized Reno, Nevada, with high‐resolution seismic reflection imaging. The 6.8 km of P‐wave data image the subsurface to approximately 800 m depth and delineate two subbasins and basin uplift that are consistent with structure previously inferred from...
Moderate-magnitude earthquakes induced by magma reservoir inflation at Kīlauea Volcano, Hawai‘i
Christelle Wauthier, Diana C. Roman, Michael P. Poland
2013, Geophysical Research Letters (20) 5366-5370
Although volcano-tectonic (VT) earthquakes often occur in response to magma intrusion, it is rare for them to have magnitudes larger than ~M4. On 24 May 2007, two shallow M4+ earthquakes occurred beneath the upper part of the east rift zone of Kīlauea Volcano, Hawai‘i. An integrated analysis of geodetic, seismic,...
The Sunny Point Formation: a new Upper Cretaceous subsurface unit in the Carolina Coastal Plain
Audra E. Balson, Jean Self-Trail, Dennis O. Terry Jr.
2013, Southeastern Geology (50) 1-16
This paper formally defines the Sunny Point Formation, a new Upper Cretaceous subsurface unit confined to the outer Atlantic Coastal Plain of North and South Carolina. Its type section is established in corehole NH-C-1-2001 (Kure Beach) from New Hanover County, North Carolina. The Sunny Point Formation consists of light-olive-gray to...
Meeting of the Central and Eastern U.S. (CEUS) Earthquake Hazards Program October 28–29, 2009
Martitia Tuttle, Oliver Boyd, Natasha McCallister
2013, Open-File Report 2013-1155
On October 28th and 29th, 2009, the U.S. Geological Survey Earthquake Hazards Program held a meeting of Central and Eastern United States investigators and interested parties in Memphis, Tennessee. The purpose of the meeting was to bring together the Central and Eastern United States earthquake-hazards community to present and discuss...
The U.S. Geological Survey Bird Banding Laboratory: an integrated scientific program supporting research and conservation of North American birds
Gregory J. Smith
2013, Open-File Report 2013-1238
The U.S. Geological Survey (USGS) Bird Banding Laboratory (BBL) was established in 1920 after ratification of the Migratory Bird Treaty Act with the United Kingdom in 1918. During World War II, the BBL was moved from Washington, D.C., to what is now the USGS Patuxent Wildlife Research Center (PWRC). The...
Simulating stream transport of nutrients in the eastern United States, 2002, using a spatially-referenced regression model and 1:100,000-scale hydrography
Anne B. Hoos, Richard B. Moore, Ana Maria Garcia, Gregory B. Noe, Silvia E. Terziotti, Craig M. Johnston, Robin L. Dennis
2013, Scientific Investigations Report 2013-5102
Existing Spatially Referenced Regression on Watershed attributes (SPARROW) nutrient models for the northeastern and southeastern regions of the United States were recalibrated to achieve a hydrographically consistent model with which to assess nutrient sources and stream transport and investigate specific management questions about the effects of wetlands and atmospheric deposition...
Enhancements to the Mississippi Embayment Regional Aquifer Study (MERAS) groundwater-flow model and simulations of sustainable water-level scenarios
Brian R. Clark, Drew A. Westerman, D. Todd Fugitt
2013, Scientific Investigations Report 2013-5161
Arkansas continues to be one of the largest users of groundwater in the Nation. As such, long-term planning and management are essential to ensure continued availability of groundwater and surface water for years to come. The Mississippi Embayment Regional Aquifer Study (MERAS) model was developed previously as a tool to...
Characterization of water quality and biological communities, Fish Creek, Teton County, Wyoming, 2007-2011
Cheryl A. Eddy-Miller, David A. Peterson, Jerrod D. Wheeler, C. Scott Edmiston, Michelle L. Taylor, Daniel J. Leemon
2013, Scientific Investigations Report 2013-5117
Fish Creek, an approximately 25-kilometer-long tributary to Snake River, is located in Teton County in western Wyoming near the town of Wilson. Fish Creek is an important water body because it is used for irrigation, fishing, and recreation and adds scenic value to the Jackson Hole properties it runs through....
Recent (circa 1998 to 2011) channel-migration rates of selected streams in Indiana
Bret A. Robinson
2013, Scientific Investigations Report 2013-5168
An investigation was completed to document recent (circa 1998 to 2011) channel-migration rates at 970 meander bends along 38 of the largest streams in Indiana. Data collection was completed by using the Google Earth™ platform and, for each selected site, identifying two images with capture dates separated by multiple years....
Bedrock geology and outcrop fracture trends in the vicinity of the Savage Municipal Well Superfund site, Milford, New Hampshire
William C. Burton, Philip T. Harte
2013, Open-File Report 2013-1224
The Savage Municipal Well Superfund site consists of an eastward-directed plume of volatile organic compounds, principally tetrachloroethylene (PCE), in alluvium and glacial sand and gravel in the Souhegan River valley, just south of the river and about 4 kilometers west of the town of Milford, New Hampshire. Sampling of monitoring...
Landscape consequences of natural gas extraction in Beaver and Butler Counties, Pennsylvania, 2004-2010
Coral M. Roig-Silva, E. Terry Slonecker, Lesley E. Milheim, Alexander R. Malizia
2013, Open-File Report 2013-1226
Increased demands for cleaner burning energy, coupled with the relatively recent technological advances in accessing unconventional hydrocarbon-rich geologic formations, have led to an intense effort to find and extract natural gas from various underground sources around the country. One of these sources, the Marcellus Shale, located in the Allegheny Plateau,...
Landscape consequences of natural gas extraction in Lackawanna and Wayne Counties, Pennsylvania, 2004-2010
L.E. Milheim, E.T. Slonecker, C.M. Roig-Silva, A.R. Malizia
2013, Open-File Report 2013-1227
Increased demands for cleaner burning energy, coupled with the relatively recent technological advances in accessing unconventional hydrocarbon-rich geologic formations, have led to an intense effort to find and extract natural gas from various underground sources around the country. One of these sources, the Marcellus Shale, located in the Allegheny Plateau,...
Estimating the extent of impervious surfaces and turf grass across large regions
Peter R. Claggett, Frederick M. Irani, Renee L. Thompson
2013, Journal of the American Water Resources Association (49) 1057-1077
The ability of researchers to accurately assess the extent of impervious and pervious developed surfaces, e.g., turf grass, using land-cover data derived from Landsat satellite imagery in the Chesapeake Bay watershed is limited due to the resolution of the data and systematic discrepancies between developed land-cover classes, surface mines, forests,...