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Page 2411, results 60251 - 60275

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Statistical characteristics of storm interevent time, depth, and duration for eastern New Mexico, Oklahoma, and Texas
William H. Asquith, Meghan C. Roussel, Theodore G. Cleveland, Xing Fang, David B. Thompson
2006, Professional Paper 1725
The design of small runoff-control structures, from simple floodwater-detention basins to sophisticated best-management practices, requires the statistical characterization of rainfall as a basis for cost-effective, risk-mitigated, hydrologic engineering design. The U.S. Geological Survey, in cooperation with the Texas Department of Transportation, has developed a framework to estimate storm statistics including...
National Geomagnetism Program: Current Status & Five-Year Plan, 2006-2010
Jeffrey J. Love
2006, Open-File Report 2006-1352
Executive Summary: The U.S. Geological Survey's Geomagnetism Program serves the scientific community and the broader public by collecting and distributing magnetometer data from an array of ground-based observatories and by conducting scientific analysis on those data. Preliminary, variational time-series can be collected and distributed in near-real time, while fully calibrated,...
Hydrostratigraphic Framework of the Raton, Vermejo, and Trinidad Aquifers in the Raton Basin, Las Animas County, Colorado
Kenneth R. Watts
2006, Scientific Investigations Report 2006-5129
Exploration for and production of coalbed methane has increased substantially in the Rocky Mountain region of the United States since the 1990s. During 1999-2004, annual production of natural gas (coalbed methane) from the Raton Basin in Las Animas County, Colorado, increased from 28,129,515 to 80,224,130 thousand cubic feet, and the...
Spatial database of mining-related features in 2001 at selected phosphate mines, Bannock, Bear Lake, Bingham, and Caribou Counties, Idaho
Phillip R. Moyle, Helen Z. Kayser
2006, Data Series 223
This report describes the spatial database, PHOSMINE01, and the processes used to delineate mining-related features (active and inactive/historical) in the core of the southeastern Idaho phosphate resource area. The spatial data have varying degrees of accuracy and attribution detail. Classification of areas by type of mining-related activity at active mines...
Long-term population monitoring: Lessons learned from an endangered passerine in Hawai‘i
Luanne Johnson, Richard J. Camp, Kevin W. Brinck, Paul C. Banko
2006, Wildlife Society Bulletin (34) 1055-1063
Obtaining reliable population estimates is crucial to monitoring endangered species and developing recovery strategies. The palila (Loxioides bailleui) is an endangered seed-eating Hawaiian honeycreeper restricted to the subalpine forests of Mauna Kea, a volcano on the island of Hawai‘i, USA. The species is vulnerable to extinction primarily because >90% of...
Land-Cover Trends of the Central Basin and Range Ecoregion
Christopher E. Soulard
2006, Scientific Investigations Report 2006-5288
The U.S. Geological Survey (USGS) Land Cover Trends research project is focused on understanding the amounts, rates, trends, causes, and implications of contemporary land-use and land-cover (LU/LC) change in the United States. This project is supported by the USGS Geographic Analysis and Monitoring Program in collaboration with the U.S. Environmental...
Quality-Assurance Plan for Water-Quality Activities of the U.S. Geological Survey Montana Water Science Center
John H. Lambing (compiler)
2006, Open-File Report 2006-1275
In accordance with guidelines set forth by the Office of Water Quality in the Water Resources Discipline of the U.S. Geological Survey (USGS), a quality-assurance plan has been created for use by the USGS Montana Water Science Center in conducting water-quality activities. This quality-assurance plan documents the standards, policies, and...
Final integrated trip report: site visits to Area 50, Andersen Air Force Base, Guam National Wildlife Refuge, War in the Pacific National Historical Park, Guam, Rota and Saipan, CNMI, 2004-2005
Steven C. Hess, Linda W. Pratt
2006, Open-File Report 2005-1299
Limestone forests are the most diverse natural plant communities of Guam. Like other natural vegetation types, these forests have a long history of anthropogenic disturbances, being altered and shaped by humans for more than 4,000 years. Although this occupation represents a relatively long human influence in comparison to other Pacific...
Trench Logs and Scarp Data from an Investigation of the Steens Fault Zone, Bog Hot Valley and Pueblo Valley, Humboldt County, Nevada
Stephen F. Personius, Anthony J. Crone, Michael N. Machette, Jai Bok Kyung, Hector Cisneros, David J. Lidke, Shannon Mahan
2006, Scientific Investigations Map 2952
Introduction: This report contains field and laboratory data from a study of the Steens fault zone near Denio, Nev. The 200-km-long Steens fault zone forms the longest, most topographically prominent fault-bounded escarpment in the Basin and Range of southern Oregon and northern Nevada. The down-to-the-east normal fault is marked...
Cross-Sectional Data for Selected Reaches of the Chattahoochee River within the Chattahoochee River National Recreation Area, Georgia, 2004
Melinda S. Dalton
2006, Data Series 219
This report presents hydrologic data for selected reaches of the Chattahoochee River within the Chattahoochee River National Recreation Area (CRNRA). Data about transect location, width, depth, and velocity of flow for selected reaches of the river are presented in tabular form. The tables contain measurements collected from shoal and run...
Rates, trends, causes, and consequences of urban land-use change in the United States
William Acevedo, Janis L. Taylor, Dave J. Hester, Carol S. Mladinich, Sonya Glavac
2006, Professional Paper 1726
Over the past 200 years, changes to the Nation's urban areas have been dramatic. Changes that have occurred relate both to the location of urban centers, as well as to the spatial extent of land dedicated to urban uses. Urban areas at the beginning of the 19th century were located...
Hydrogeologic framework and ground-water Flow in quaternary deposits at the U.S. Army Atterbury Joint Maneuver Training Center near Edinburgh, Indiana, 2002-2003
Bret A. Robinson, Martin R. Risch
2006, Scientific Investigations Report 2006-5172
A hydrogeologic framework was developed for unconsolidated Quaternary deposits at the U.S. Army Atterbury Joint Maneuver Training Center. The framework describes the potential for the occurrence of ground water on the basis of physiography and the distribution of geologic materials within the study area. Four geologic units-the Jessup, Trafalgar, Atherton,...
Reconciling carbon-cycle concepts, terminology, and methods
F. S. Chapin III, G. M. Woodwell, J. T. Randerson, E. B. Rastetter, G. Lovett, D. D. Baldocchi, D. A. Clark, M. E. Harmon, D. S. Schimel, R. Valentini, C. Wirth, J. D. Aber, J. J. Cole, M. L. Goulden, Jennifer W. Harden, M. Heimann, R. W. Howarth, P. A. Matson, A. D. McGuire, J. M. Melillo, H. A. Mooney, J. C. Neff, R. A. Houghton, M. L. Pace, M. G. Ryan, S. W. Running, O. E. Sala, W. H. Schlesinger, E. #NAME? Schulze
2006, Ecosystems (9) 1041-1050
Recent projections of climatic change have focused a great deal of scientific and public attention on patterns of carbon (C) cycling as well as its controls, particularly the factors that determine whether an ecosystem is a net source or sink of atmospheric carbon dioxide (CO2). Net ecosystem production (NEP), a...
Vegetation classification for south Florida natural areas
K. Rutchey, T.N. Schall, R.F. Doren, A. Atkinson, M.S. Ross, D.T. Jones, M. Madden, L. Vilchek, K.A. Bradley, J.R. Snyder, J.N. Burch, T. Pernas, B. Witcher, Milo Pyne, Rickie White, T. J. Smith III, J. Sadle, C.S. Smith, M.E. Patterson, G.D. Gann
2006, Open-File Report 2006-1240
Introduction  A critical component of any ecological restoration program is documenting the temporal changes in the spatial extent, pattern, and proportion of plant communities within the landscape. The Comprehensive Everglades Restoration Plan (CERP - www.evergladesplan.org), authorized as part of the Water Resources and Development Act (WRDA) of 2000 (U.S. Congress,...
Wildlife and habitat damage assessment from Hurricane Charley: Recommendations for recovery of the J. N. "Ding" Darling National Wildlife Refuge Complex
J. Michael Meyers, Catherine A. Langtimm, Thomas J. Smith III, Kendra Pednault-Willett
2006, Open-File Report 2006-1126
• On 13 August 2004, the first of four hurricanes to strike Florida in <6 weeks came ashore near J. N. “Ding” Darling National Wildlife Refuge (JNDDNWR) Complex, Sanibel Island, Florida. The eye of Category 4 Hurricane Charley passed just north of Sanibel Island with maximum sustained winds of 145...
Geoinformatics 2006--Abstracts
Shailaja R. Brady, A. Krishna Sinha, Linda C. Gundersen
2006, Scientific Investigations Report 2006-5201
In order to facilitate the discovery, integration, and analysis of distributed data, geoscientists-in partnership with information technologists and computer scientists-have established the emerging science of geoinformatics. Geoinformatics 2006, an international conference that was attended by over 300 participants between May 10 and 12, 2006, represents the first nationally organized meeting...
Timing of hydrocarbon emplacement in ozokerite andcalcite lined fractures, Teapot Dome, Wyoming
Sean T. Brennan, Kristin O. Dennen, Robert A. Burruss
2006, Open-File Report 2006-1214
Teapot Dome, Wyoming, also known as National Petroleum Reserve 3, is a candidate for a national CO2 storage test site. The oil field in Upper Cretaceous sandstones at Teapot Dome was discovered in the 1880's based on surface occurrences of a waxy hydrocarbon, 'ozokerite', within calcite-lined fractures. The goal of this research is...
Synoptic Discharge, Water-Property, and pH Measurements for Muddy River Springs Area and Muddy River, Nevada, February 7, 2001
David A. Beck, Jon W. Wilson
2006, Scientific Investigations Report 2006-5237
On February 7, 2001, synoptic discharge measurements at selected sites along the Muddy River in Nevada, indicated three trends in discharge resulting from contributions of spring discharge, influences of diversionary flow, and contributions from shallow ground water. Effects from diversionary and tributary flow were local in nature and resulted in...
Mercury Flow Through the Mercury-Containing Lamp Sector of the Economy of the United States
Thomas G. Goonan
2006, Scientific Investigations Report 2006-5264
Introduction: This Scientific Investigations Report examines the flow of mercury through the mercury-containing lamp sector of the U.S. economy in 2001 from lamp manufacture through disposal or recycling. Mercury-containing lamps illuminate commercial and industrial buildings, outdoor areas, and residences. Mercury is an essential component in fluorescent lamps and high-intensity discharge lamps...
High-resolution geologic mapping of the inner continental shelf: Boston Harbor and approaches, Massachusetts
Seth D. Ackerman, Bradford Butman, Walter A. Barnhardt, William W. Danforth, James M. Crocker
2006, Open-File Report 2006-1008
This report presents the surficial geologic framework data and information for the sea floor of Boston Harbor and Approaches, Massachusetts (fig. 1.1). This mapping was conducted as part of a cooperative program between the U.S. Geological Survey (USGS), the Massachusetts Office of Coastal Zone Management (CZM), and the National Oceanic...
Submarine ground-water discharge: nutrient loading and nitrogen transformations
Kevin D. Kroeger, Peter W. Swarzenski, John Crusius, John F. Bratton, Matthew A. Charette
2006, Fact Sheet 2006-3110
Eutrophication of coastal waters due to nonpoint source land-derived nitrogen (N) loads is a worldwide phenomenon and perhaps the greatest agent of change altering coastal ecology (National Research Council, 2000; Howarth and others, 2000). Within the United States, a majority of estuaries have been determined to be moderately to severely...