Political Science - General

For use by architects and engineers, the Solar Radiation Data Manual for Buildings provides solar resource information for common window orientations for the; United States and its territories. This information was modeled using solar radiation and meteorological data gathered from 1961 to 1990 and...

This subcontract report examines the capabilities of utility planning models to address key issues in choosing between renewable resources and other options. Including renewable energy resources in integrated resource planning requires that utility planning models properly consider the relevant attributes of various renewable resources...

The United States Air Force (USAF) is the aerial warfare service branch of the United States Armed Forces. The USAF was initially a part of the U.S. Army, but was formed as a separate branch of the military in 1947 under the National Security...

The United States Air Force (USAF) is the aerial warfare service branch of the United States Armed Forces. The USAF was initially a part of the U.S. Army, but was formed as a separate branch of the military in 1947 under the National Security...

The United States Air Force (USAF) is the aerial warfare service branch of the United States Armed Forces. The USAF was initially a part of the U.S. Army, but was formed as a separate branch of the military in 1947 under the National Security...

The United States Air Force (USAF) is the aerial warfare service branch of the United States Armed Forces. The USAF was initially a part of the U.S. Army, but was formed as a separate branch of the military in 1947 under the National Security...

The United States Air Force (USAF) is the aerial warfare service branch of the United States Armed Forces. The USAF was initially a part of the U.S. Army, but was formed as a separate branch of the military in 1947 under the National Security...

The United States Air Force (USAF) is the aerial warfare service branch of the United States Armed Forces. The USAF was initially a part of the U.S. Army, but was formed as a separate branch of the military in 1947 under the National Security...

The United States Air Force (USAF) is the aerial warfare service branch of the United States Armed Forces. The USAF was initially a part of the U.S. Army, but was formed as a separate branch of the military in 1947 under the National Security...

The United States Air Force (USAF) is the aerial warfare service branch of the United States Armed Forces. The USAF was initially a part of the U.S. Army, but was formed as a separate branch of the military in 1947 under the National Security...

This report examines the need for water disinfection in developing countries, the water disinfection systems currently used, or the lack thereof, and the potential for solar thermal pasteurization systems. It compares the cost and disinfection effectiveness of current systems and of several solar thermal...

The United States Air Force (USAF) is the aerial warfare service branch of the United States Armed Forces. The USAF was initially a part of the U.S. Army, but was formed as a separate branch of the military in 1947 under the National Security...

The United States Air Force (USAF) is the aerial warfare service branch of the United States Armed Forces. The USAF was initially a part of the U.S. Army, but was formed as a separate branch of the military in 1947 under the National Security...

Coal has the largest share of utility powr generation in the United States, accounting for approximately 56% of all utility-produced electricity (U.S. DOE, 1998). Therefore, understanding the environmental implications of producing electricity from coal is an important component of any plan to reduce total...

The United States Air Force (USAF) is the aerial warfare service branch of the United States Armed Forces. The USAF was initially a part of the U.S. Army, but was formed as a separate branch of the military in 1947 under the National Security...

The United States Air Force (USAF) is the aerial warfare service branch of the United States Armed Forces. The USAF was initially a part of the U.S. Army, but was formed as a separate branch of the military in 1947 under the National Security...

The United States Air Force (USAF) is the aerial warfare service branch of the United States Armed Forces. The USAF was initially a part of the U.S. Army, but was formed as a separate branch of the military in 1947 under the National Security...

The United States Air Force (USAF) is the aerial warfare service branch of the United States Armed Forces. The USAF was initially a part of the U.S. Army, but was formed as a separate branch of the military in 1947 under the National Security...

The United States Air Force (USAF) is the aerial warfare service branch of the United States Armed Forces. The USAF was initially a part of the U.S. Army, but was formed as a separate branch of the military in 1947 under the National Security...

Power-plant flue gas can serve as a source of CO2 for microalgae cultivation, and the algae can be cofired with coal. This life cycle assessment (LCA) compared the environmental impacts of electricity production via coal firing versus coal/algae cofiring. The LCA results demonstrated lower...

Control can improve energy capture and reduce dynamic loads in wind turbines. In the 1970s and 1980s, wind turbines used classical control designs to regulate power and speed. The methods used, however, were not always successful. Modern turbines are larger, mounted on taller towers,...

The United States Air Force (USAF) is the aerial warfare service branch of the United States Armed Forces. The USAF was initially a part of the U.S. Army, but was formed as a separate branch of the military in 1947 under the National Security...

The United States Air Force (USAF) is the aerial warfare service branch of the United States Armed Forces. The USAF was initially a part of the U.S. Army, but was formed as a separate branch of the military in 1947 under the National Security...

This report describes the design criteria, calculation methods, and applicable standards recommended for use in performance and life analyses of ball and roller (rolling) bearings for yaw and pitch motion support in wind turbine applications. The formulae presented here for rolling bearing analytical methods...

The United States Air Force (USAF) is the aerial warfare service branch of the United States Armed Forces. The USAF was initially a part of the U.S. Army, but was formed as a separate branch of the military in 1947 under the National Security...

The Department of Transportation (USDOT or DOT) is a federal cabinet department of the United States government. The office's main concerns are those associated with transportation and transportation needs across the country. Established in 1967, the DOT is administered by the United States Secretary...

The Department of Transportation (USDOT or DOT) is a federal cabinet department of the United States government. The office's main concerns are those associated with transportation and transportation needs across the country. Established in 1967, the DOT is administered by the United States Secretary...

A method for the determination of 38 polycyclic aromatic hydrocarbons (PAHs) and semivolatile organic compounds in solid samples is described. Samples are extracted using a pressurized solvent extraction system. The compounds of interest are extracted from the solid sample twice at 13,800 kilopascals; first...

This report documents work at the U.S. Geological Survey (USGS) National Water Quality Laboratory (NWQL) to validate enzymatic reduction, colorimetric determinative methods for nitrate + nitrite in filtered water by automated discrete analysis. In these standard- and low-level methods (USGS I-2547-11 and I-2548-11), nitrate...

The National Park Service (NPS) was formed on August 25, 1916, and is the U.S. federal agency that manages all national parks, many national monuments, and other conservation and historical properties with various title designations. The National Park Service publishes various reports and documents...

The National Park Service (NPS) was formed on August 25, 1916, and is the U.S. federal agency that manages all national parks, many national monuments, and other conservation and historical properties with various title designations. The National Park Service publishes various reports and documents...

The National Park Service (NPS) was formed on August 25, 1916, and is the U.S. federal agency that manages all national parks, many national monuments, and other conservation and historical properties with various title designations. The National Park Service publishes various reports and documents...

The National Park Service (NPS) was formed on August 25, 1916, and is the U.S. federal agency that manages all national parks, many national monuments, and other conservation and historical properties with various title designations. The National Park Service publishes various reports and documents...

The National Park Service (NPS) was formed on August 25, 1916, and is the U.S. federal agency that manages all national parks, many national monuments, and other conservation and historical properties with various title designations. The National Park Service publishes various reports and documents...

Water-resources data for the 2004 water year for Texas are presented in six volumes, and consist of records of stage, discharge, and water quality of streams and canals; stage, contents, and water-quality of lakes and reservoirs; and water levels and water quality of ground-water...

The Centers for Disease Control and Prevention (CDC) is a United States federal agency under the Department of Health and Human Services headquartered in the Greater Atlanta area in Georgia. It works to protect public health and safety by providing information to enhance health...

The Office of the Inspector General (OIG) is an office that is part of the Cabinet departments and independent agencies of the United States federal government as well as some state and local governments. Each office includes an Inspector General and employees charged with...

This document is part of the United States Department of Agriculture's (USDA) Rural Development Publications collection. This collection includes publications that relate to rural development in America, including from such series as Rural Development Research Reports, Rural Development Perspectives, Agricultural Economic Reports, and Agriculture...

The Office of the Inspector General (OIG) is an office that is part of the Cabinet departments and independent agencies of the United States federal government as well as some state and local governments. Each office includes an Inspector General and employees charged with...

The United States Air Force (USAF) is the aerial warfare service branch of the United States Armed Forces. The USAF was initially a part of the U.S. Army, but was formed as a separate branch of the military in 1947 under the National Security...

Milestone report prepared by NREL to estimate the worldwide potential to produce and transport ethanol and other biofuels.Author: National Renewable Energy Laboratory (NrISBN-10: 1249182190ISBN-13: 9781249182191Publisher: BibliogovLanguage: EnglishPublished: 07/21/2012Pages: 168Format: PaperbackWeight: 0.69lbsSize: 9.69h x 7.44w x 0.36d

Reviews the Federal Trade Commission's methods for measuring tar and nicotine yields in cigarettes and the disease risks of machine-measured, low-tar cigarettes.Author: National Cancer InstituteISBN-10: 124918245XISBN-13: 9781249182450Publisher: BibliogovLanguage: EnglishPublished: 07/21/2012Pages: 254Format: PaperbackWeight: 1.01lbsSize: 9.69h x 7.44w x 0.53d

The computer program PHAST (PHREEQC And HST3D) simulates multicomponent, reactive solute transport in three-dimensional saturated groundwater flow systems. PHAST is a versatile groundwater flow and solute-transport simulator with capabilities to model a wide range of equilibrium and kinetic geochemical reactions. The flow and transport...

This paper explores the question of how sustainable energy development -- specifically, decentralized renewable energy technologies -- can complement and benefit from the goal of increasing women's role in development. It is based on a paper that was originally presented at the World Renewable...

The Department of Transportation (USDOT or DOT) is a federal cabinet department of the United States government. The office's main concerns are those associated with transportation and transportation needs across the country. Established in 1967, the DOT is administered by the United States Secretary...

This report includes summary information on 20 biomas power plants, which represent some of the leaders in the industry. In each category an effort is made to identify plants that illustrate particular points. The project experiences described capture some important lessons learned that lead...

Over the past decade, fixed-speed, utility-scale wind turbines have technically advanced to a point where they can economically complete against nuclear and fossil-fuel-based power plants in geographical areas with a sufficient wind resource. The objective of this subcontract was to compare various electrical topologies...

As a result of environmental and policy considerations, there is increasing interest in using renewable biomass resources as feedstock for power, fuels, and chemicals and hydrogen. Biomass gasification is seen as an important technology component for expanding the use of biomass. Advanced biomass gasification...

This report summarizes the work done under this subcontract in the areas of System Design, System Fabrication, and Experimental Program. The report contains the details of the engine development process for achieving throttleless stratified charge spark ignition (SI) engine operation as well as advanced...

This report describes the research undertaken to increase the efficiency of thin-film solar cells based on amorphous silicon in the so-called 'superstrate structure.' The TCO layer must meet many requirements: high optical transparency in the wavelength region from about 350 to 900 nm, low...