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Aviation Safety: FAA Has Taken Steps to Determine That It Has Made Correct Medical Certification Decisions (open access)

Aviation Safety: FAA Has Taken Steps to Determine That It Has Made Correct Medical Certification Decisions

A letter report issued by the Government Accountability Office with an abstract that begins "The Federal Aviation Administration (FAA) seeks to make the U.S. aviation system one of the safest in the world. However, a 2005 Department of Transportation Inspector General investigation found that FAA had issued medical certificates to a small percentage of pilots with disqualifying medical conditions, such as heart conditions, schizophrenia, and drug or alcohol addiction. In response to your request, our report addresses the following questions: (1) what procedures does FAA use to certify that pilot applicants meet medical standards and (2) how does FAA determine that medical certificates have been properly issued? In addressing these objectives, GAO researched FAA guidance and federal regulations; interviewed federal officials; analyzed FAA's application review procedures, quality assurance program, and its use of the National Driver Register; and conducted a data match between FAA's pilot registry and Social Security Administration's disability programs. The data match does not determine if pilots receiving disability benefits have medical conditions that would disqualify them from holding an FAA medical certificate. GAO is not making recommendations in this report. The Department of Transportation generally agreed with our findings. FAA and the Social Security Administration provided …
Date: September 17, 2008
Creator: United States. Government Accountability Office.
Object Type: Report
System: The UNT Digital Library
Commercial Aviation: Impact of Airline Crew Scheduling on Delays and Cancellations of Commercial Flights (open access)

Commercial Aviation: Impact of Airline Crew Scheduling on Delays and Cancellations of Commercial Flights

Correspondence issued by the Government Accountability Office with an abstract that begins "Media coverage of airline service problems, combined with congressional hearings on these problems, has put flight delays and cancellations in the spotlight. Department of Transportation (DOT) data show that flight delays and cancellations have generally increased over the last decade. Since 1998, the number of flight delays and cancellations has increased 62 percent nationwide, while the number of scheduled flight operations has increased about 38 percent. Also, a May 2008 report by the Joint Economic Committee found that, collectively, passengers were delayed 320 million hours in 2007. The report also estimated that domestic flight delays last year cost the U.S. economy as much as $41 billion and raised airlines' operating costs by $19 billion. In 2007, airlines reported to DOT that 73 percent of flights were on time, while 24 percent were delayed and 2 percent were canceled. Of those flights that were delayed, airlines reported the majority of flight delays were caused by 3 categories of delays: a previous aircraft arriving late; the national aviation system--a category of delays that encompasses a broad set of circumstances, such as congestion or bad weather; and air carrier--a category of …
Date: September 17, 2008
Creator: United States. Government Accountability Office.
Object Type: Text
System: The UNT Digital Library
Health Information Technology: HHS Has Taken Important Steps to Address Privacy Principles and Challenges, Although More Work Remains (open access)

Health Information Technology: HHS Has Taken Important Steps to Address Privacy Principles and Challenges, Although More Work Remains

A letter report issued by the Government Accountability Office with an abstract that begins "Although advances in information technology (IT) can improve the quality and other aspects of health care, the electronic storage and exchange of personal health information introduces risks to the privacy of that information. In January 2007, GAO reported on the status of efforts by the Department of Health and Human Services (HHS) to ensure the privacy of personal health information exchanged within a nationwide health information network. GAO recommended that HHS define and implement an overall privacy approach for protecting that information. For this report, GAO was asked to provide an update on HHS's efforts to address the January 2007 recommendation. To do so, GAO analyzed relevant HHS documents that described the department's privacy-related health IT activities."
Date: September 17, 2008
Creator: United States. Government Accountability Office.
Object Type: Report
System: The UNT Digital Library
Biosafety Laboratories: Perimeter Security Assessment of the Nation's Five BSL-4 Laboratories (open access)

Biosafety Laboratories: Perimeter Security Assessment of the Nation's Five BSL-4 Laboratories

A letter report issued by the Government Accountability Office with an abstract that begins "Biosafety labs under the U.S. Bioterrorism Act are primarily regulated and must be registered with either the Centers for Disease Control and Prevention (CDC) or the U.S. Department of Agriculture (USDA) under the Select Agent Regulations. Currently, all operational biosafety level (BSL) 4 labs are registered with the CDC and thus are regulated by the CDC, not USDA. BSL-4 labs handle the world's most dangerous agents and diseases. In fact, of the four BSL designations, only BSL-4 labs can work with agents for which no cure or treatment exists. GAO was asked to perform a systematic security assessment of key perimeter security controls at the nation's five operational BSL-4 labs. To meet this objective, GAO performed a physical security assessment of the perimeter of each lab using a security survey it developed. GAO focused primarily on 15 physical security controls, based on GAO expertise and research of commonly accepted physical security principles."
Date: September 17, 2008
Creator: United States. Government Accountability Office.
Object Type: Report
System: The UNT Digital Library
Defense Infrastructure: Opportunity to Improve the Timeliness of Future Overseas Planning Reports and Factors Affecting the Master Planning Effort for the Military Buildup on Guam (open access)

Defense Infrastructure: Opportunity to Improve the Timeliness of Future Overseas Planning Reports and Factors Affecting the Master Planning Effort for the Military Buildup on Guam

A letter report issued by the Government Accountability Office with an abstract that begins "The Department of Defense (DOD) continues its efforts to reduce the number of troops permanently stationed overseas and consolidate overseas bases. The Senate and conference reports accompanying the fiscal year 2004 military construction appropriation bill directed DOD to develop and GAO to monitor DOD's overseas master plans and to provide annual assessments. The Senate report accompanying the fiscal year 2007 military construction appropriation bill directed GAO to review DOD's master planning effort for Guam as part of these annual reviews. This report examines (1) the changes and challenges described in the fiscal year 2009 master plans, the extent the plans address GAO's prior recommendations, and the plans' timeliness and (2) the status of DOD's master planning efforts for the proposed buildup of military forces and infrastructure on Guam. GAO reviewed the plans and other relevant documents, and visited three overseas combatant commands, various installations, and Guam organizations."
Date: September 17, 2008
Creator: United States. Government Accountability Office.
Object Type: Report
System: The UNT Digital Library
Federal Pensions: Judicial Survivors' Annuities System Costs (open access)

Federal Pensions: Judicial Survivors' Annuities System Costs

A letter report issued by the Government Accountability Office with an abstract that begins "The Judicial Survivors' Annuities System (JSAS) was created in 1956 to provide financial security for the families of deceased federal judges. It provides benefits to eligible spouses and dependent children of judges who elect coverage within 6 months of taking office, 6 months after getting married, 6 months after being elevated to a higher court, or during an open season authorized by statute. Active and senior judges currently contribute 2.2 percent of their salaries to JSAS, and retired judges contribute 3.5 percent of their retirement salaries to JSAS. Pursuant to the Federal Courts Administration Act of 1992 (Pub. L. No. 102-572), GAO is required to review JSAS costs every 3 years and determine whether the judges' contributions fund at least 50 percent of the plan's costs during the 3-year period. If the contributions fund less than 50 percent of these costs, GAO is to determine what adjustments to the contribution rates would be needed to achieve the 50 percent ratio."
Date: September 17, 2008
Creator: United States. Government Accountability Office.
Object Type: Report
System: The UNT Digital Library
Electronic Waste: Harmful U.S. Exports Flow Virtually Unrestricted Because of Minimal EPA Enforcement and Narrow Regulation (open access)

Electronic Waste: Harmful U.S. Exports Flow Virtually Unrestricted Because of Minimal EPA Enforcement and Narrow Regulation

Testimony issued by the Government Accountability Office with an abstract that begins "Increasingly, U.S. consumers are recycling their old electronics to prevent the environmental harm that can come from disposal. Concerns have grown, however, that some U.S. companies are exporting these items to developing countries, where unsafe recycling practices can damage health and the environment. Items with cathode-ray tubes (CRTs) are particularly harmful because they contain lead, a known toxin. As a result, in January 2007, EPA began regulating the export of CRTs under a rule requiring companies to notify EPA before exporting CRTs. GAO's August 2008 report examined (1) the fate of exported used electronics, (2) the effectiveness of regulatory controls over the export of these devices, and (3) options to strengthen federal regulation of exported used electronics. Among other things, GAO reviewed waste management surveys in developing countries, monitored e-commerce Web sites, and posed as foreign Internet buyers of broken CRTs."
Date: September 17, 2008
Creator: United States. Government Accountability Office.
Object Type: Text
System: The UNT Digital Library
Transportation Security: Transportation Worker Identification Credential: A Status Update (open access)

Transportation Security: Transportation Worker Identification Credential: A Status Update

Testimony issued by the Government Accountability Office with an abstract that begins "U.S. transportation systems and the estimated 4,000 transportation facilities move over 30 million tons of freight and provide an estimated 1.1 billion passenger trips each day. Since 2001 the Transportation Security Administration (TSA), part of the Department of Homeland Security (DHS) has protected these systems and facilities from terrorist attack. One program TSA utilizes is the Transportation Worker Identification Credential (TWIC) program, through which a common credential is being developed for transportation workers with access to secure areas. Ultimately planned for all transportation sectors, TSA, in cooperation with the U.S. Coast Guard, is initially focusing the TWIC program on the maritime sector. This testimony discusses (1) the progress made in implementing the TWIC program and (2) some of the remaining program challenges. This testimony is based on GAO's September 2006 TWIC report, as well as selected updates and ongoing work. To conduct this work, GAO reviewed program requirements and guidance, documentation on the status of the TWIC program, and interviewed program officials from TSA and the Coast Guard."
Date: September 17, 2008
Creator: United States. Government Accountability Office.
Object Type: Text
System: The UNT Digital Library
Ferromagnetism in tetragonally distorted LaCoO3 thin films (open access)

Ferromagnetism in tetragonally distorted LaCoO3 thin films

Thin films of epitaxial LaCoO{sub 3} were synthesized on SrTiO{sub 3} and (La, Sr)(Al, Ta)O{sub 3} substrates varying the oxygen background pressure in order to evaluate the impact of epitaxial growth as well as oxygen vacancies on the long range magnetic order. The epitaxial constraints from the substrate impose a tetragonal distortion compared to the bulk form. X-ray absorption and x-ray magnetic circular dichroism measurements confirmed that the ferromagnetism arises from the Co ions and persists through the entire thickness of the film. It was found that for the thin films to show ferromagnetic order they have to be grown under the higher oxygen pressures, since a decrease in oxygen deposition pressure alters the film structure and suppresses ferromagnetism in the LaCoO{sub 3} films. A correlation of the structure and magnetism suggests that the tetragonal distortions induce the ferromagnetism.
Date: September 17, 2008
Creator: Mehta, Virat Vasav; Liberati, Marco; Wong, Franklin J.; Chopdekar, Rajesh Vilas; Arenholz, Elke & Suzuki, Yuri
Object Type: Article
System: The UNT Digital Library
Environmental genomics reveals a single species ecosystem deep within the Earth (open access)

Environmental genomics reveals a single species ecosystem deep within the Earth

DNA from low biodiversity fracture water collected at 2.8 km depth in a South African gold mine was sequenced and assembled into a single, complete genome. This bacterium, Candidatus Desulforudis audaxviator, comprises>99.9percent of the microorganisms inhabiting the fluid phase of this particular fracture. Its genome indicates a motile, sporulating, sulfate reducing, chemoautotrophic thermophile that can fix its own nitrogen and carbon using machinery shared with archaea. Candidatus Desulforudis audaxviator is capable of an independent lifestyle well suited to long-term isolation from the photosphere deep within Earth?s crust, and offers the first example of a natural ecosystem that appears to have its biological component entirely encoded within a single genome.
Date: September 17, 2008
Creator: Chivian, Dylan; Brodie, Eoin L.; Alm, Eric J.; Culley, David E.; Dehal, Paramvir S.; DeSantis, Todd Z. et al.
Object Type: Article
System: The UNT Digital Library
Enhanced Magnetization of CuCr2O4 Thin Films by Substrate-Induced Strain (open access)

Enhanced Magnetization of CuCr2O4 Thin Films by Substrate-Induced Strain

We report the synthesis of epitaxial spinel CuCr{sub 2}O{sub 4} thin films that display enhanced magnetization in excess of 200% of the bulk values when grown on single-crystal (110) MgAl{sub 2}O{sub 4} substrates. Bulk CuCr{sub 2}O{sub 4} is a ferrimagnetic insulator with a net magnetic moment of 0.5 {micro}{sub B} due to its distorted tetragonal unit cell (c/a= 1.29) and frustrated triangular moment configuration. We show that through epitaxial growth and substrate-induced strain, it is possible to tune the magnetic functionality of our films by reducing the tetragonal distortion of the unit cell which effectively decreases the frustration of the magnetic moments allowing for an overall greater net moment.
Date: September 17, 2008
Creator: Iwata, Jodi M.; Chopdekar, Rajesh V.; Wong, Franklin; Nelson-Cheeseman, Brittany B.; Arenholz, Elke & Suzuki, Yuri
Object Type: Article
System: The UNT Digital Library
FRACTIONAL CRYSTALLIZATION LABORATORY TESTING WITH INTERIM PRETREATMENT SYSTEM FEEDS (open access)

FRACTIONAL CRYSTALLIZATION LABORATORY TESTING WITH INTERIM PRETREATMENT SYSTEM FEEDS

The fractional crystallization process was developed as a pretreatment method for saltcake waste retrieved from Hanford single-shell tanks (SST). The process separates the retrieved SST waste into a high-level waste stream containing the bulk of the radionuclides and a low-activity waste stream containing the bulk of the nonradioactive sodium salts. The Interim Pretreatment System project shifted the focus on pretreatment planning from SST waste to double-shell tank waste.
Date: September 17, 2008
Creator: DL, HERTING
Object Type: Report
System: The UNT Digital Library
Greensheet (Houston, Tex.), Vol. 39, No. 390, Ed. 1 Wednesday, September 17, 2008 (open access)

Greensheet (Houston, Tex.), Vol. 39, No. 390, Ed. 1 Wednesday, September 17, 2008

Free weekly newspaper that includes business and classified advertising.
Date: September 17, 2008
Creator: unknown
Object Type: Newspaper
System: The Portal to Texas History
The Optimist (Abilene, Tex.), Vol. 97, No. 8, Ed. 1 Wednesday, September 17, 2008 (open access)

The Optimist (Abilene, Tex.), Vol. 97, No. 8, Ed. 1 Wednesday, September 17, 2008

Bi-weekly student newspaper from Abilene Christian University in Abilene, Texas that includes local, state and campus news along with advertising.
Date: September 17, 2008
Creator: unknown
Object Type: Newspaper
System: The Portal to Texas History
Outer Continental Shelf: Debate Over Oil and Gas Leasing and Revenue Sharing (open access)

Outer Continental Shelf: Debate Over Oil and Gas Leasing and Revenue Sharing

This report provides the background and recent development in Oil and gas leasing in the Outer Continental Shelf (OCS). This has been an important issue in the debate over energy security and domestic energy resources. The Department of the Interior (DOI) released a comprehensive inventory of OCS resources in February 2006 that estimated reserves of 8.5 billion barrels of oil and 29.3 trillion cubic feet (tcf) of natural gas.
Date: September 17, 2008
Creator: Humphries, Marc
Object Type: Report
System: The UNT Digital Library
Energy Tax Policy: History and Current Issues (open access)

Energy Tax Policy: History and Current Issues

This report discusses the history, current posture, and outlook for federal energy tax policy. It also discusses current energy tax proposals and major energy tax provisions enacted in the 109th Congress.
Date: September 17, 2008
Creator: Lazzari, Salvatore
Object Type: Report
System: The UNT Digital Library
Clean Water Act: Legislation Concerning Discharges from Recreational Boats (open access)

Clean Water Act: Legislation Concerning Discharges from Recreational Boats

This report discusses background of the Clean Water Act; bills introduced in response, two of which were passed by Congress on July 22 (S. 2766 and S. 3298); and draft permits proposed by EPA on June 17.
Date: September 17, 2008
Creator: Copeland, Claudia
Object Type: Report
System: The UNT Digital Library
Livestock Feed Costs: Concerns and Options (open access)

Livestock Feed Costs: Concerns and Options

This report discusses higher livestock feed costs. The authors argue the current public policies, including financial incentives that divert corn from feed uses into ethanol production.
Date: September 17, 2008
Creator: Becker, Geoffrey S.
Object Type: Report
System: The UNT Digital Library
Cherokeean Herald (Rusk, Tex.), Vol. 159, No. 30, Ed. 1 Wednesday, September 17, 2008 (open access)

Cherokeean Herald (Rusk, Tex.), Vol. 159, No. 30, Ed. 1 Wednesday, September 17, 2008

Weekly newspaper from Rusk, Texas that includes local, state and national news along with extensive advertising.
Date: September 17, 2008
Creator: Whitehead, Marie
Object Type: Newspaper
System: The Portal to Texas History
North Texas Daily (Denton, Tex.), Vol. 92, No. 14, Ed. 1 Wednesday, September 17, 2008 (open access)

North Texas Daily (Denton, Tex.), Vol. 92, No. 14, Ed. 1 Wednesday, September 17, 2008

Daily student newspaper from the University of North Texas in Denton, Texas that includes local, state and campus news along with advertising.
Date: September 17, 2008
Creator: unknown
Object Type: Newspaper
System: The Portal to Texas History
The Rambler (Fort Worth, Tex.), Vol. 101, No. 3, Ed. 1 Wednesday, September 17, 2008 (open access)

The Rambler (Fort Worth, Tex.), Vol. 101, No. 3, Ed. 1 Wednesday, September 17, 2008

Weekly student newspaper from Texas Wesleyan University in Fort Worth, Texas that includes campus and local news along with advertising.
Date: September 17, 2008
Creator: Nugent, Tiara
Object Type: Newspaper
System: The Portal to Texas History
The Rambler (Fort Worth, Tex.), Vol. 101, No. 3, Ed. 1 Wednesday, September 17, 2008 (open access)

The Rambler (Fort Worth, Tex.), Vol. 101, No. 3, Ed. 1 Wednesday, September 17, 2008

Weekly student newspaper from Texas Wesleyan University in Fort Worth, Texas that includes campus and local news along with advertising.
Date: September 17, 2008
Creator: Garcia, Martin
Object Type: Newspaper
System: The Portal to Texas History
Regulation of Real Estate Appraisers and the “Cuomo Agreements” (open access)

Regulation of Real Estate Appraisers and the “Cuomo Agreements”

None
Date: September 17, 2008
Creator: unknown
Object Type: Report
System: The UNT Digital Library
Greensheet (Houston, Tex.), Vol. 39, No. 389, Ed. 1 Wednesday, September 17, 2008 (open access)

Greensheet (Houston, Tex.), Vol. 39, No. 389, Ed. 1 Wednesday, September 17, 2008

Free weekly newspaper that includes business and classified advertising.
Date: September 17, 2008
Creator: unknown
Object Type: Newspaper
System: The Portal to Texas History