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Management methods

Techniques of judiciously controlling or directing resources for a predetermined goal.

Subtopics:
Decision support methods (12 items)
Environmental assessment (46 items)
Hazard preparedness (67 items)
Information technology methods (20 items)
Natural resource management (273 items)
Risk assessment (51 items)

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Results 1 - 135 of 418 listed by similarity [list alphabetically]

A science strategy to support management decisions related to hypoxia in the northern Gulf Of Mexico and excess nutrients in the Mississippi River Basin [More info]: The report describes a strategy for monitoring, modeling, and research activities to support management decisions to improve water-quality conditions in the Mississippi River Basin, reduce hypoxia in the northern Gulf of Mexico, and improve conditions for
Biological resource status and trends: Adaptive management [More info]: Information concerning status and trends of biological resources, focusing on adaptive management methods
Data for giant constrictors - Biological management profiles and an establishment risk assessment for nine large species of pythons, anacondas, and the boa constrictor [More info]: Locations for nine species of large constrictors, from published sources, along with monthly precipitation and average monthly temperature for those locations. Shapefiles for each snake species studied.
Effects of management practices on grassland birds [More info]: Links to grassland bird species with detailed descriptions and bibliographic database in *.zip files to download in ProCite 5, Rich Text Format or ASCII formats.
Evaluation of Structural Best Management Practices for Highway Runoff in Beaufort and Colleton Counties, South Carolina, 2005-2006 [More info]: Summarizes the ability of four devices to remove suspended sediment, metals, nutrients, and organics compounds in stormwater runoff.
Methods for estimating magnitude and frequency of floods in rural basins in the southeastern United States: South Carolina [More info]: Flood estimates are needed for the efficient design of bridges, highway embankments, levees, to protect lives and property in flood-prone areas, and to determine flood-insurance rates.
National Handbook of Recommended Methods for Water Data Acquisition -- Chapter 11 - Water Use [More info]: Provides standards and guidance for measuring, estimating, collecting, and analyzing water-use data. Includes brief descriptions of water-use activities, commonly used water-use terminology, and approaches and methods used in estimating water use.
Recommended methods for range-wide monitoring of prairie dogs in the United States [More info]: One of the greatest challenges for conserving grassland, prairie scrub, and shrub-steppe ecosystems is maintaining prairie dog populations across the landscape. Of the four species of prairie dogs found in the United States, the Utah prairie dog (Cynomys
Research and management techniques for wildlife habitats: Geographic information systems [More info]: Chapter on geographic information systems from a Wildlife Society publication with detailed information on geographic information systems, data structure, image processing, data analysis, application to waterfowl management, and data sources.
Sense of place: a place-based approach to science for land management [More info]: Examples of on-site, place-focused research programs using USGS scientists in land management projects.
Social science in natural resource management [More info]: Describes how social scientists and natural resource managers work together to develop cooperation and public help in solving complex natural resource issues. Links to the use of public surveys in a project for black-tailed prairie dog management.
Sound data management as a foundation for natural resources management and science [More info]: Arguments in favor of using formal database technology, expecially geodatabases, to manage scientific information, with examples from Texas.
Sylvatic plague vaccine and management of prairie dogs [More info]: Disease is threatening these previously abundant rodents. We have developed a vaccine that can be delivered using oral baits; our work now shifts to optimizing the distribution of the vaccine.
Water Resources Inventory Area 1 (WRIA1) Watershed Management Project [More info]: Hydrologic data web page for the Water Resources Inventory Area 1 (WRIA 1) Watershed Management Project studying surface and ground water in the Nooksack watershed in northwest Washington. Links to environmental data and maps.
Watershed and River Systems Management Program-WARSMP: application to the Yakima River Basin, Washington [More info]: Description of Yakima River Basin Program including: location of basin, description of economic activities, water management issues and modeling processes used to account for water availability.
100-Year flood - It's all about chance [More info]: Explains the concept, probabilistic nature, and inherent uncertainties of the 100-year flood to those who are unfamiliar with this concept.
1999 resource assessment of selected Tertiary coal beds and zones in the northern Rocky Mountains and Great Plains region. [More info]: Coal resources, stratigraphy, geochemistry, coal quality and geology of Tertiary coal beds and zones in the northern Rocky Mountains and Great Plains regions. Text in PDF format and available on CD-ROM.
2008 High-Flow Experiment at Glen Canyon Dam Benefits Colorado River Resources in Grand Canyon National Park [More info]: Scientists studied whether high flows could be used to rebuild sandbars, create nearshore habitat for the endangered humpback chub, and help other resources such as archaeological sites, rainbow trout, aquatic food availability, and riverside vegetation.
2010 updated assessment of undiscovered oil and gas resources of the National Petroleum Reserve in Alaska (NPRA) [More info]: We estimate mean volumes of 896 million barrels of oil and about 53 trillion cubic feet of nonassociated natural gas in conventional, undiscovered accumulations within this area, a reduction of our 2002 estimate due to new geologic information.
A Magnitude 7.1 Earthquake in the Tacoma Fault Zone-A Plausible Scenario for the Southern Puget Sound Region, Washington [More info]: Scientific description of the likely effects of a significant earthquake on this densely populated area.
A methodology for conducting national-scale alluvial diamond resource potential and production capacity assessments, with a focus on artisanal mining [More info]: Geologic evidence, combined with geographical data and analyized through a geographic information system allows us to compare production statistics with likely resource estimates.
A program for the conversion of The National Map data from proprietary format to resource description framework (RDF) [More info]: To expand data functionality and capabilities for users of The National Map of the U.S. Geological Survey, data sets for six watersheds and three urban areas were converted from the Best Practices vector data model formats to Semantic Web data formats.
Abandoned Mine Lands (AML) [More info]: Homepage of the Abandoned Mine Lands (AML) initiative programs supporting actions to remedy contaminations associated with hard rock mining. Includes data from the Upper Animas River and Boulder River, bibliography of reports, and pictures.
Advanced National Seismic System (seismic network) [More info]: A program of studies with instruments to provide accurate and timely data and information on seismic events, including their effects on buildings and structures, employing modern monitoring methods and technologies.
Airborne Volcanic Ash - A Global Threat to Aviation [More info]: Explains the problem, describes procedures used to cope with it, ways of monitoring and detecting hazardous conditions, and warning systems currently available to help mitigate the dangers.
Alaska petroleum resources [More info]: Information on Alaskan energy resources in oil, petroleum, and natural gas with links to publications and other research.
Alaska Volcano Observatory [More info]: Homepage for Alaska Volcano Observatory (AVO) with offices in Anchorage and Fairbanks monitors and studies Alaska's hazardous volcanoes. Links to featured news, updates, publications and products, and a volcano atlas for Alaska.
Alaska volcanoes guidebook for teachers [More info]: The lessons and activities in this guidebook are meant to supplement and enhance existing science content already being taught to Alaskan students in grade levels 6-12.
An estimate of undiscovered conventional oil and gas resources of the world, 2012 [More info]: Using a geology-based assessment methodology, we estimated means of 565 billion barrels of conventional oil and 5,606 trillion cubic feet of undiscovered conventional natural gas in 171 priority geologic provinces of the world, exclusive of the U.S.
An evaluation of the science needs to inform decisions on Outer Continental Shelf energy development in the Chukchi and Beaufort Seas, Alaska [More info]: We need refined regional understanding of climate change, effective oil-spill risk assessment, preparedness, and response, an analysis of cumulative effects (natural and human), better geospatial data for the area, in an integrated approach.
An experiment to control nonnative fish in the Colorado River, Grand Canyon, Arizona [More info]: We removed non-native fish from a section of the river and the endangered native species humpback chub increased in abundance. But it is not yet clear that decreased competition explains the rebound in population.
An overview of coastal land loss with emphasis on the southeastern United States [More info]: Comprehensive background information on coastal land loss, discussing the influence of waves and storms, the intrinsic characteristics of the shoreline materials, and the role of human activities.
An Overview of Historical Channel Adjustment and Selected Hydraulic Values in the Lower Sabine and Lower Brazos River Basins, Texas and Louisiana [More info]: How has the channel shape and path changed in response to reservoirs and other human disturbances affecting the streamflow?
Application of environmental DNA for inventory and monitoring of aquatic species [More info]: Using genetic analysis of organic material found in aquatic environments it is possible to detect the presence of organisms without necessarily observing or capturing individuals. Explains terms, methods, and prospective utility of this approach.
Aquatic Ecology Branch, Leetown Science Center [More info]: Programs of the Aquatic Ecology Branch on landscape ecology and GIS, molecular genetics, environmental contaminants, stream ecology, and other aspects of aquatic ecology in eastern United States.
Arctic National Wildlife Refuge, 1002 Area, petroleum assessment, 1998, including economic analysis [More info]: Arctic National Wildlife Refuge (ANWR) 1002 area's petroleum resource assessment. Text available in PDF and HTML formats.
Arsenic studies group [More info]: Main page for the Arsenic studies group with links to arsenic related announcements, conferences, bibliography, workshops, and symposiums.
Assessing carbon stocks, carbon sequestration, and greenhouse-gas fluxes in ecosystems of the United States under present conditions and future scenarios [More info]: Congress asked us (in the Energy Independence and Security Act of 2007) to figure out how to assess the effects of carbon storage, sequestration, and greenhouse gas fluxes in our ecosystems. Here's how we plan to do that.
Assessing effects of energy development in Colorado and New Mexico [More info]: Outlines information needed to enable effective local decision making regarding the installation, siting, and effects of energy resource facilities.
Assessing ground-water vulnerability to contamination: providing scientifically defensible information for decision makers [More info]: The information, citations, and hypothetical examples provided in this report highlight how basic principles and assessments are essential components of the regulatory and policy decision-making process. Link to PDF version.
Assessing Groundwater Availability in the High Plains Aquifer in Parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming [More info]: Explains concepts and methods used to determine the likely future supply of usable water in this major aquifer.
Assessing rangelands [More info]: Fact sheet in Adobe PDF on assessing the health of rangeland by monitoring and inventory which can help land managers
Assessing the impact of urban sprawl on soil resources in the United States using nighttime "city lights" satellite images and digital soils maps [More info]: Paper from Land Use History of North America giving results of a study to estimate the extent of developed land in the United States and the impact of development on soil resources.
Assessing the Vulnerability of Public-Supply Wells to Contamination: Glacial Aquifer System in Woodbury, Connecticut [More info]: Sources and effects of contamination surrounding a single well in western Connecticut
Assessment of coal geology, resources, and reserve base in the Powder River Basin, Wyoming and Montana [More info]: We estimated in-place resources of 1.07 trillion short tons of coal in this area using a geology-based assessment methodology. Of that total, recoverable coal was 162 billion tons, 25 billion economically recoverable.
Assessment of Gas Hydrate Resources on the North Slope, Alaska, 2008 [More info]: We estimate that there are about 85 trillion cubic feet (TCF) of undiscovered, technically recoverable gas resources within gas hydrates in northern Alaska.
Assessment of in-place oil shale resources of the Green River Formation, Greater Green River Basin in Wyoming, Colorado, and Utah [More info]: Using the Fischer assay measure of oil yield, we estimated a total of 1.44 trillion barrels of oil in three assessed units. There is currently no economic method to recover oil from this geologic unit.
Assessment of In-Place Oil Shale Resources of the Green River Formation, Piceance Basin, Western Colorado [More info]: We estimated a total of 1.525 trillion barrels of oil are in place in seventeen oil shale zones in this area using a geology-based assessment methodology.
Assessment of In-Place Oil Shale Resources of the Green River Formation, Uinta Basin, Utah and Colorado [More info]: Using a geology-based assessment methodology, we estimated a total of 1.32 trillion barrels of oil in place in eighteen oil shale zones in this Eocene geologic unit.
Assessment of Moderate- and High-Temperature Geothermal Resources of the United States [More info]: The electric power generation potential from identified geothermal systems is 9,057 Megawattselectric (MWe), distributed over 13 states. Undiscovered resources are estimated to provide an additional 30,033 MWe.
Assessment of potential additions to conventional oil and gas resources in discovered fields of the United States from reserve growth, 2012 [More info]: Estimates of additional energy resources present within known oil and gas fields using statistical analysis that includes geology and engineering practices in addition to growth trends in production data.
Assessment of potential additions to conventional oil and gas resources of the world (outside the United States) from reserve growth, 2012 [More info]: We used mathematical models to estimate the likely increases in the estimates of the amount of oil and gas technically recoverable from existing known large fields outside the US.
Assessment of potential coastal impacts: Hurricane Rita [More info]: Areas susceptible to inundation during landfall of Hurricane Rita are assessed by comparing lidar-derived dune elevations to simulated storm surge values. Results shown on pictorial maps.
Assessment of potential oil and gas resources in source rocks of the Alaska North Slope, 2012 [More info]: We estimated potential, technically recoverable oil and gas resources for source rocks of the Alaska North Slope. Estimates range from zero to 2 billion barrels of oil and from zero to nearly 80 trillion cubic feet of natural gas.
Assessment of potential shale gas and shale oil resources of the Norte Basin, Uruguay, 2011 [More info]: We estimated mean volumes of 13.4 trillion cubic feet of potential technically recoverable shale gas and 0.5 billion barrels of technically recoverable shale oil resources in this area using a performance-based geologic assessment methodology.
Assessment of potential shale gas resources of the Bombay, Cauvery, and Krishna-Godavari Provinces, India, 2011 [More info]: Using a performance-based geologic assessment methodology, we estimated a technically recoverable mean volume of 6.1 trillion cubic feet of potential shale gas in these areas.
Assessment of potential unconventional Carboniferous-Permian gas resources of the Liaohe Basin eastern uplift, Liaoning Province, China, 2011 [More info]: We estimated a mean of 448 billion cubic feet of potential technically recoverable unconventional natural gas in this area.
Assessment of remaining recoverable oil in selected major oil fields of the Permian Basin, Texas and New Mexico [More info]: The mean total volume of potential additional oil resources that might be added using improved oil-recovery technologies was estimated to be about 2.7 billion barrels of oil.
Assessment of remaining recoverable oil in selected major oil fields of the San Joaquin Basin, California [More info]: The mean total volume of potential oil reserves that might be added in the nine fields using improved oil-recovery technologies was estimated to be about 6.5 billion barrels of oil.
Assessment of Undiscovered Biogenic Gas Resources, North-Central Montana Province [More info]: We estimated 6,192 billion cubic feet of shallow biogenic (continuous) undiscovered gas in this area using a geology-based assessment methodology.
Assessment of undiscovered conventional oil and gas resources of Bonaparte Basin, Browse Basin, Northwest Shelf, and Gippsland Basin Provinces, Australia, 2011 [More info]: We estimated means of 4.7 billion barrels of undiscovered oil and 227 trillion cubic feet of undiscovered natural gas in three major offshore petroleum basins using a geology-based assessment methodology.
Assessment of undiscovered conventional oil and gas resources of North Africa, 2012 [More info]: We estimated means of 19 billion barrels of technically recoverable undiscovered conventional oil and 370 trillion cubic feet of undiscovered conventional natural gas resources in this area using a geology-based assessment methodology.
Assessment of undiscovered conventional oil and gas resources of six geologic provinces of China [More info]: We estimated mean volumes of undiscovered conventional resources in this area at 14.9 billion barrels of oil, 87.6 trillion cubic feet of natural gas, and 1.4 billion barrels of natural-gas liquids using a geology-based assessment methodology.
Assessment of undiscovered conventional oil and gas resources of South America and the Caribbean, 2012 [More info]: We estimated means of 126 billion barrels of oil and 679 trillion cubic feet of undiscovered natural gas in 31 geologic provinces of South America and the Caribbean using a geology based assessment methodology.
Assessment of undiscovered conventional oil and gas resources of the Arabian Peninsula and Zagros Fold Belt, 2012 [More info]: We estimated means of 86 billion barrels of oil and 336 trillion cubic feet of undiscovered natural gas resources in this area using a geology-based assessment methodology.
Assessment of undiscovered conventional oil and gas resources of the Western Canadian Sedimentary Basin, Canada, 2012 [More info]: We estimated undiscovered resources of 1,321 million barrels of oil, 25,386 billion cubic feet of gas, and 604 million barrels of natural gas liquids in this area using a geology based assessment methodology.
Assessment of Undiscovered Hydrocarbon Resources of the Western Oregon and Washington Province [More info]: We estimated mean volumes of 2.2 trillion cubic feet (TCF) of undiscovered natural gas and 15 million barrels of oil (MMBO) in the using a geology-based assessment methodology.
Assessment of Undiscovered Natural Gas Resources of the Arkoma Basin Province and Geologically Related Areas [More info]: We estimated mean volumes of 38 trillion cubic feet (TCF) of undiscovered natural gas, 159 million barrels of natural gas liquid (MMBNGL), and no oil in accumulations of 0.5 million barrels (MMBO) or larger in this area.
Assessment of Undiscovered Natural Gas Resources of the Sacramento Basin Province of California, 2006 [More info]: We estimated undiscovered, technically recoverable resources are 534 billion cubic feet of natural gas and 323 thousand barrels of natural gas liquids in this area using a geology-based assessment methodology.
Assessment of undiscovered oil and gas resources in conventional and continuous petroleum systems in the Upper Cretaceous Eagle Ford Group, U.S. Gulf Coast region, 2011 [More info]: We estimated the volume of oil, natural gas, and natural gas liquids in three closely related geologic units in this area using a geology based assessment methodology.
Assessment of Undiscovered Oil and Gas Resources in Cretaceous-Tertiary Coal Beds of the Gulf Coast Region, 2007 [More info]: We estimated a mean of 4.06 trillion cubic feet of undiscovered, technically recoverable natural gas in these coal beds of the onshore lands and State waters of the Gulf Coast.
Assessment of undiscovered oil and gas resources in Jurassic and Cretaceous strata of the Gulf Coast, 2010 [More info]: We estimated means of 147.4 trillion cubic feet of undiscovered natural gas, 2.4 billion barrels of undiscovered oil, and 2.96 billion barrels of undiscovered natural gas liquids in this area using a geology-based assessment methodology.
Assessment of Undiscovered Oil and Gas Resources in Tertiary Strata of the Gulf Coast, 2007 [More info]: We estimated mean undiscovered resources of 113.7 trillion cubic feet of natural gas, a mean of 690 million barrels of oil, and a mean of 3.7 billion barrels of natural gas liquids in onshore lands and state waters in this area.
Assessment of undiscovered oil and gas resources in the Paradox Basin Province, Utah, Colorado, New Mexico, and Arizona, 2011 [More info]: We estimated means of 560 million barrels of undiscovered oil, 12,701 billion cubic feet of undiscovered natural gas, and 490 million barrels of undiscovered natural gas liquids in this area using a geology-based assessment methodology.
Assessment of undiscovered oil and gas resources of four East Africa Geologic Provinces [More info]: We estimated mean volumes of 27.6 billion barrels of oil, 441.1 trillion cubic feet of natural gas, and 13.77 billion barrels of natural gas liquids in these areas using a geology-based assessment methodology.
Assessment of Undiscovered Oil and Gas Resources of Four West Africa Geologic Provinces [More info]: Estimates of undiscovered petroleum resources in coastal west Africa, including offshore areas.
Assessment of undiscovered oil and gas resources of Libya and Tunisia, 2010 [More info]: We estimated means of 3.97 billion barrels of undiscovered oil, 38.5 trillion cubic feet of undiscovered natural gas, and 1.47 billion barrels of undiscovered natural gas liquids in these areas.
Assessment of undiscovered oil and gas resources of Papua-New Guinea, eastern Indonesia, and East Timor, 2011 [More info]: We estimated means of 5.8 billion barrels of oil and 115 trillion cubic feet of undiscovered natural gas in this area using a geology-based assessment methodology.
Assessment of Undiscovered Oil and Gas Resources of Southeast Asia, 2010 [More info]: Using a geology-based assessment methodology, we estimated means of 21.6 billion barrels of oil and 299 trillion cubic feet of undiscovered natural gas in 22 provinces of southeast Asia.
Assessment of undiscovered oil and gas resources of the Amu Darya Basin and Afghan-Tajik Basin Provinces, Afghanistan, Iran, Tajikistan, Turkmenistan, and Uzbekistan, 2011 [More info]: We estimated volumes of undiscovered, technically recoverable, conventional petroleum resources at 962 million barrels of oil, 52 trillion cubic feet of gas, and 582 million barrels of natural gas liquids in this area using a geology-based methodology.
Assessment of undiscovered oil and gas resources of the Anadarko Basin Province of Oklahoma, Kansas, Texas, and Colorado, 2010 [More info]: We estimated mean technically-recoverable undiscovered continuous and conventional resources that total 495 million barrels of oil, 27.5 trillion cubic feet of natural gas, and 410 million barrels of natural gas liquids in this area.
Assessment of undiscovered oil and gas resources of the Assam, Bombay, Cauvery, and Krishna-Godavari Provinces, South Asia, 2011 [More info]: Combining these areas, we estimated 3,534 million barrels of crude oil, 79,352 billion cubic feet of natural gass, and 1,679 million barrels of natural gas liquids using a geology-based assessment methodology.
Assessment of undiscovered oil and gas resources of the Azov-Kuban Basin Province, Ukraine and Russia, 2010 [More info]: We estimated mean volumes of technically recoverable, conventional, undiscovered petroleum resources at 218 million barrels of crude oil, 4.1 trillion cubic feet of natural gas, and 94 million barrels of natural gas liquids in this area.
Assessment of Undiscovered Oil and Gas Resources of the Bighorn Basin Province, Wyoming and Montana, 2008 [More info]: We estimated a mean of 989 billion cubic feet of undiscovered natural gas, a mean of 72 million barrels of undiscovered oil, and a mean of 13 million barrels of undiscovered natural gas liquids in this area.
Assessment of undiscovered oil and gas resources of the Central Burma Basin and the Irrawaddy-Andaman and Indo-Burman Geologic Provinces, Myanmar [More info]: We estimated mean volumes of 2.3 billion barrels of oil, 79.6 trillion cubic feet of gas, and 2.1 billion barrels of natrual gas liquids in this area using a geology-based assessment methodology.
Assessment of undiscovered oil and gas resources of the Chad Basin Province, North-Central Africa [More info]: Using a geology-based assessment methodology, we estimated mean volumes of 2.32 billion barrels of oil, 14.65 trillion cubic feet of natural gas, and 391 million barrels of natural gas liquids.
Assessment of undiscovered oil and gas resources of the Cretaceous-Tertiary Composite Total Petroleum System, Taranaki Basin Assessment Unit, New Zealand [More info]: We estimated mean volumes of 487 million barrels of oil, 9.8 trillion cubic feet of gas, and 408 million barrels of natural gas liquids in this area using a geology-based assessment methodology.
Assessment of undiscovered oil and gas resources of the Devonian Marcellus Shale of the Appalachian Basin Province [More info]: We estimated a mean undiscovered natural gas resource of 84,198 billion cubic feet and a mean undiscovered natural gas liquids resource of 3,379 million barrels using a geology-based assessment methodology.
Assessment of undiscovered oil and gas resources of the Dnieper-Donets Basin Province and Pripyat Basin Province, Russia, Ukraine, and Belarus, 2010 [More info]: We estimated mean volumes of technically recoverable, conventional, undiscovered petroleum resources at 123 million barrels of crude oil, 4.7 trillion cubic feet of natural gas, and 131 million barrels of natural gas liquids in these two areas.
Assessment of undiscovered oil and gas resources of the East Coast Mesozoic basins of the Piedmont, Blue Ridge Thrust Belt, Atlantic Coastal Plain, and New England Provinces, 2011 [More info]: We estimated 3,850 billion cubic feet of natural gas, 135 million barrels of natural gas liquids in this area using a geology-based assessment methodology.
Assessment of Undiscovered Oil and Gas Resources of the East Greenland Rift Basins Province [More info]: Using a geology-based assessment methodology, we estimated the mean undiscovered conventional petroleum resources to be 31,400 million barrels of oil equivalent, present in oil, gas, and natural gas liquids.
Assessment of undiscovered oil and gas resources of the Illinois Basin, 2007 [More info]: We estimated a mean of 214 million barrels of oil, 4.65 trillion cubic feet of natural gas, and 24 million barrels of natural gas liquids in this area using a geology-based assessment methodology.
Assessment of Undiscovered Oil and Gas Resources of the Levant Basin Province, Eastern Mediterranean [More info]: We estimated a mean of 1.7 billion barrels of recoverable oil and a mean of 122 trillion cubic feet of recoverable gas in this province using a geology based assessment methodology.
Assessment of Undiscovered Oil and Gas Resources of the Nile Delta Basin Province, Eastern Mediterranean [More info]: We estimated means of 1.8 billion barrels of recoverable oil, 223 trillion cubic feet of recoverable gas, and 6 billion barrels of natural gas liquids in this area using a geology-based assessment methodology.
Assessment of undiscovered oil and gas resources of the North Caspian Basin, Middle Caspian Basin, North Ustyurt Basin, and South Caspian Basin Provinces, Caspian Sea Area, 2010 [More info]: We estimated mean volumes of technically recoverable, conventional, undiscovered petroleum resources at 19.6 billion barrels of crude oil, 243 trillion cubic feet of natural gas, and 9.3 billion barrels of natural gas liquids.
Assessment of undiscovered oil and gas resources of the North Sakhalin Basin Province, Russia, 2011 [More info]: We estimated 5.3 billion barrels of crude oil, 43.8 trillion cubic feet of natural gas, and 0.8 billion barrels of natural gas liquids as undiscovered, technically recoverable resources in this area using a geology-based assessment methodology.
Assessment of undiscovered oil and gas resources of the Ordovician Utica Shale of the Appalachian Basin Province, 2012 [More info]: We estimated means of 940 million barrels of oil, 38.2 trillion cubic feet of gas, and 208 million barrels of natural gas liquids in these units using a geology based assessment methodology.
Assessment of Undiscovered Oil and Gas Resources of the Permian Basin Province of West Texas and Southeast New Mexico, 2007 [More info]: We estimated a mean of 41 trillion cubic feet of undiscovered natural gas and a mean of 1.3 billion barrels of undiscovered oil in this area using a geology-based assessment methodology.
Assessment of Undiscovered Oil and Gas Resources of the Red Sea Basin Province [More info]: We estimated mean volumes of 5 billion barrels of undiscovered technically recoverable oil and 112 trillion cubic feet of recoverable gas in this area using a geology-based assessment methodology.
Assessment of undiscovered oil and gas resources of the South Africa Coastal Province, Africa [More info]: We estimated mean volumes of 2.13 billion barrels of oil, 35.96 trillion cubic feet of natural gas, and 1,115 million barrels of natural gas liquids in this area using a geology-based assessment methodology.
Assessment of undiscovered oil and gas resources of the southern Siberian craton (Baykit High, Nepa--Botuoba High, Angara--Lena Terrace, and Cis--Patom Foredeep Provinces), Russia, 2011 [More info]: We estimated t 3.0 billion barrels of crude oil, 63.3 trillion cubic feet of natural gas, and 1.2 billion barrels of natural gas liquids in this area using a geology-based assessment methodology.
Assessment of undiscovered oil and gas resources of the Sud Province, north-central Africa [More info]: We estimated mean volumes of 7.31 billion barrels of oil, 13.42 trillion cubic feet of natural gas, and 353 million barrels of natural gas liquids in this area using a geology-based assessment methodology.
Assessment of Undiscovered Oil and Gas Resources of the Timan-Pechora Basin Province, Russia, 2008 [More info]: We estimated means of 1.6 billion barrels of undiscovered oil and 9 trillion cubic feet of natural gas north of the Arctic Circle in this area.
Assessment of undiscovered oil and gas resources of the Volga-Ural Region Province, Russia and Kazakhstan, 2010 [More info]: We estimated mean volumes of technically recoverable, conventional, undiscovered petroleum resources at 1.4 billion barrels of crude oil, 2.4 trillion cubic feet of natural gas, and 85 million barrels of natural gas liquids.
Assessment of undiscovered oil and gas resources of the West African Costal Province, West Africa [More info]: We estimated mean volumes of 3.2 billion barrels of oil, 23.63 trillion cubic feet of natural gas, and 721 million barrels of natural gas liquids in this area using a geology-based assessment methodology.
Assessment of Undiscovered Oil and Gas Resources of the West Greenland-East Canada Province, 2008 [More info]: We estimated a mean of 7.3 billion barrels of oil and a mean of 52 trillion cubic feet of undiscovered natural gas in this area using a geology-based assessment methodology.
Assessment of Undiscovered Oil and Gas Resources of the West Siberian Basin Province, Russia, 2008 [More info]: We estimated means of 3.7 billion barrels of undiscovered oil and 651 trillion cubic feet of natural gas north of the Arctic Circle in this area using a geology-based assessment methodology.
Assessment of undiscovered oil and gas resources of the West Siberian Basin Province, Russia, 2010 [More info]: We estimated mean volumes of technically recoverable, conventional, undiscovered petroleum resources at 8 billion barrels of crude oil, 670 trillion cubic feet of natural gas, and 21 billion barrels of natural gas liquids in this area.
Assessment of Undiscovered Oil and Gas Resources of the Williston Basin Province of North Dakota, Montana, and South Dakota, 2008 [More info]: We estimated mean undiscovered volumes of 3.8 billion barrels of undiscovered oil, 3.7 trillion cubic feet of associated/dissolved natural gas, and 0.2 billion barrels of undiscovered natural gas liquids using a geology-based assesment methodology.
Assessment of undiscovered oil resources in the Bakken and Three Forks Formations, Williston Basin Province, Montana, North Dakota, and South Dakota, 2013 [More info]: We estimated mean undiscovered volumes of 7.4 billion barrels of oil, 6.7 trillion cubic feet of associated/dissolved natural gas, and 0.53 billion barrels of natural gas liquids in this area using a geology-based assessment methodology.
Assessment of Undiscovered Oil Resources in the Devonian-Mississippian Bakken Formation, Williston Basin Province, Montana and North Dakota, 2008 [More info]: We estimated mean undiscovered volumes of 3.65 billion barrels of oil, 1.85 trillion cubic feet of associated dissolved natural gas, and 148 million barrels of natural gas liquids in this area using a geology-based assessment methodology.
Assessment of Undiscovered Petroleum Resources of Southern and Western Afghanistan, 2009 [More info]: We estimated mean undiscovered resource volumes of 21.55 million barrels of oil, 44.76 billion cubic feet of non-associated natural gas, and 0.91 million barrels of natural gas liquids in the western Afghanistan Tirpul Assessment Unit.
Assessment of Undiscovered Petroleum Resources of the Barents Sea Shelf [More info]: We estimated mean undiscovered, conventional, technically recoverable petroleum resources in the Barents Sea Shelf to be more than 76 billion barrels of oil equivalent using a geology-based assessment methodology.
Assessment of Undiscovered Petroleum Resources of the North and East Margins of the Siberian Craton, Russian Federation [More info]: We estimated the mean undiscovered, conventional petroleum resources at 28 billion barrels of oil equivalent, including approximately 8 billion barrels of crude oil, 106 trillion cubic feet of natural gas, and 3 billion barrels of natural gas liquids.
Assessment of undiscovered, conventional oil and gas resources of Mexico, Guatemala, and Belize, 2012 [More info]: We estimated means of 19 billion barrels of oil and 83 trillion cubic feet of undiscovered natural gas resources in 10 geologic provinces of this area using a geology-based assessment methodology.
Bear Spray Safety Program [More info]: Explains for USGS employees and volunteers how best to defend against bear attacks when conducting field studies.
Bemidji crude-oil research project (toxic substances) [More info]: Home page contains information, data, maps, and images relating to hydrologic research that has been conducted at the Bemidji research site.
Bemidji Project crude-oil research project: background information [More info]: The study of petroleum in both the saturated and unsaturated zones, to better understand the processes that control contaminant behavior, and to use this understanding to estimate the future behavior of the contaminants.
Bibliography of fire effects and related literature applicable to the ecosystems and species of Wisconsin [More info]: The bibliography provides citations pertinent to the effects of fire and its prescribed use on the ecosystems and species of Wisconsin and the upper Midwest. Three separate subject indexes are provided: general, species, and geographic location.
Biochar for soil fertility and natural carbon sequestration [More info]: Explains what biochar is and how it is formed, its potential use in both fertilizer and carbon sequestration, and some of the research questions remaining to be addressed before we can utilize it fully in practical ways.
Biodiversity and land-use history of the Palouse bioregion: pre-European to present [More info]: Study of the processes by which the conversion occurred of the Palouse bioregion from perennial native grass, shrub, and forest vegetation to agriculture and the interactions between human cultures and environment.
Biological resource status and trends: Restoration and recovery efforts [More info]: Information concerning status and trends of biological resources, focusing on restoration and recovery efforts
Boiling water at Hot Creek - The dangerous and dynamic thermal springs in California's Long Valley Caldera [More info]: Explains how these hot surface waters form, why their temperature changes often, and provides safety guidance for visiting this area.
Born of fire: restoring sagebrush steppe [More info]: USGS Forest and Rangeland Ecosystem Science Center: fact sheet in Adobe PDF about the studies to restore sagebrush steppe
Boston Harbor ecosystems [More info]: This web site is an outgrowth of an agreement between the USGS and the New England Aquarium, designed to summarize and make available results of scientific research. It will also present educational material of interest to wide audiences.
Breccia-pipe uranium mining in northern Arizona; estimate of resources and assessment of historical effects [More info]: Estimates of uranium resources affected by land withdrawal, effects of previous breccia-pipe mining, water-chemistry data for streams and springs, and potential biological pathways of exposure to uranium and associated contaminants.
Breeding Bird Explorer [More info]: Data management system for Breeding Bird Atlas projects in Maryland and the District of Columbia and in Vermont.
Buffelgrass-Integrated modeling of an invasive plant [More info]: Buffelgrass (Pennisetum ciliare) poses a problem in the deserts of the United States, growing in dense stands and introducing a wildfire risk in an ecosystem not adapted to fire. This report explains what we are doing to help mitigate its effects.
Carbon Sequestration to Mitigate Climate Change [More info]: Explains the process of carbon sequestration through oceanic, terrestrial, and geologic (underground) mechanisms, with some background information on why this is important.
Cascades Volcano Observatory [More info]: Portal to information provided by the Cascades Volcano Observatory in Vancouver, WA with links to reports and activity in the Cascade Range and other volcanoes and multiple links to general information on volcanology, reports, research, and maps.
Central Colorado Assessment Project - application of integrated geologic, geochemical, biologic, and mineral resource studies [More info]: Diverse geoscientific and biological data collected in anticipation of ecological, land-management, and mineral resource-related problems.
Central Energy Team [More info]: Research group providing assessments of energy resources (coal, oil, and natural gas). Site links to world and national assessments, publications and products.
Central Region Mineral Resources Team [More info]: Site for programs of the Central Region Mineral Resources Team with links to products, personnel, projects and programs of land stewardship, regional geochemistry, analytical chemistry, geology and resources assessment and remote sensing.
Changing patterns in the number of species in North American floras [More info]: A chapter of the publication: Land Use History of North America on general patterns of plant species diversity in North America that shows how these patterns have changed over time.
Chesapeake Bay activities [More info]: Information on USGS studies of Chesapeake Bay, the nation's largest estuary, concerned with water quality, ecosystem history and change, vital habitat and biological resources, and land use studies.

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