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Lignite Deposits and Kidney and Renal Pelvic Cancers in Texas 1980-1998 (open access)

Lignite Deposits and Kidney and Renal Pelvic Cancers in Texas 1980-1998

This paper discusses research on lignite deposits and kidney and renal pelvic cancers in Texas from 1980 to 1998. This study also probes the role of such factors as race, gender, and socioeconomic status on mortality rates for these cancers.
Date: April 3, 2008
Creator: Guthrey, Harvey & Oppong, Joseph R.
Object Type: Paper
System: The UNT Digital Library
Gastric Cancers in Texas: Are Nitrates the Problem? (open access)

Gastric Cancers in Texas: Are Nitrates the Problem?

This paper discusses research on gastric cancers in Texas. The study shows that in Texas, the relationship between nitrates and gastric cancer may not be as significant a factor as reported elsewhere.
Date: April 3, 2008
Creator: Mlinarich, Steve & Oppong, Joseph R.
Object Type: Paper
System: The UNT Digital Library
Performance Comparison of Passive Structures with Multiple Gates and Funnels for Capturing Contaminated Groundwater (open access)

Performance Comparison of Passive Structures with Multiple Gates and Funnels for Capturing Contaminated Groundwater

This article describes the evaluation of the capability of passive interceptors with multiple gates for directing the flow of contaminated groundwater.
Date: September 2007
Creator: Hudak, Paul F.
Object Type: Article
System: The UNT Digital Library
Controlling Gully Erosion with Earth Dams in North-Central Texas (open access)

Controlling Gully Erosion with Earth Dams in North-Central Texas

This article describes the use of earth dams for controlling gully erosion in part of the Eastern Cross Timbers of North-Central Texas.
Date: January 2001
Creator: Hudak, Paul F. & Chadbourne, John
Object Type: Article
System: The UNT Digital Library
Lightning, Downed Power Line Form Intriguing Rock Structure in Denton, Texas (open access)

Lightning, Downed Power Line Form Intriguing Rock Structure in Denton, Texas

This article describes a vitrified soil structure, formed by atmospheric and human activity, possessing characteristics of igneous and metamorphic rocks.
Date: March 2003
Creator: Hudak, Paul F. & Maxey, George
Object Type: Article
System: The UNT Digital Library
Creased-Plastic Rock Permeameter for Hydrogeology Students (open access)

Creased-Plastic Rock Permeameter for Hydrogeology Students

This article discusses the use of creased-plastic permeameters as an inexpensive way for students to estimate the hydraulic conductivity of local rock aquifers.
Date: March 2001
Creator: Hudak, Paul F.
Object Type: Article
System: The UNT Digital Library
Nitrate, Arsenic and Selenium Concentrations in The Pecos Valley Aquifer, West Texas, USA (open access)

Nitrate, Arsenic and Selenium Concentrations in The Pecos Valley Aquifer, West Texas, USA

This article discusses nitrate, arsenic, and selenium concentrations in the Pecos Valley Aquifer in west Texas in the context of local geology and land use.
Date: November 12, 2009
Creator: Hudak, Paul F.
Object Type: Article
System: The UNT Digital Library
Using GIS technology to identify areas of tuberculosis transmission and incidence (open access)

Using GIS technology to identify areas of tuberculosis transmission and incidence

This article discusses using GIS technology to identify areas of tuberculosis transmission and incidence.
Date: October 13, 2004
Creator: Moonan, Patrick K.; Bayona, Manuel; Quitugua, Teresa N.; Oppong, Joseph R.; Dunbar, Denise; Jost, Kenneth C. et al.
Object Type: Article
System: The UNT Digital Library
Evaluation Of WEPP For Runoff And Sediment Yield Prediction On Natural Gas Well Sites (open access)

Evaluation Of WEPP For Runoff And Sediment Yield Prediction On Natural Gas Well Sites

This article discusses the evaluation of Water Erosion Prediction Project (WEPP) for runoff and sediment yield prediction on natural gas well sites, instead of focusing only on the effects on fields, rangelands, and forests.
Date: 2008
Creator: Wachal, David J.; Harmel, R. Daren; Banks, Kenneth E. & Hudak, Paul F.
Object Type: Article
System: The UNT Digital Library
Spatio-Temporal Distribution of Malaria in Yunnan Province, China (open access)

Spatio-Temporal Distribution of Malaria in Yunnan Province, China

This article describes the use of GIS techniques to conduct temporal and spatial analyses of both P. vivax and P. falciparum malaria to understand the trend and dynamics of transmission, to identify risk periods and areas, and to determine environmental factors associated with increased risk of malaria.
Date: September 1, 2009
Creator: Hui, Feng-Ming; Xu, Bing; Chen, Zhang-Wei; Cheng, Xiao; Liang, Lu; Huang, Hua-Bing et al.
Object Type: Article
System: The UNT Digital Library
Propuesta metodológica para el control de calidad de datos de precipitación (open access)

Propuesta metodológica para el control de calidad de datos de precipitación

Article discussing a methodological proposal for the quality control of precipitation data.
Date: October 23, 2007
Creator: Ablan, Magdiel; Andressen, Rigoberto; Vargas, Mary Pili & Acevedo, Miguel F.
Object Type: Article
System: The UNT Digital Library
Growth dynamics of tropical savanna grasses: from individual shoots to plant models (open access)

Growth dynamics of tropical savanna grasses: from individual shoots to plant models

Paper presented at the First Biennial Meeting of the International Environmental Modelling and Software Society in 2002. This paper discusses growth dynamics of tropical savanna grasses from individual shoots to plant models.
Date: 2002
Creator: Raventós, José; Acevedo, Miguel F. & Segarra, José
Object Type: Paper
System: The UNT Digital Library
The Industrial Geography of Toxic Chemical Generation, Release and Management in Texas (open access)

The Industrial Geography of Toxic Chemical Generation, Release and Management in Texas

This article examines overall trends in toxic chemical generation, releases and management in Texas from 1995 to 1999 within the broad context of sustainable industrial production.
Date: 2001
Creator: Lyons, Donald
Object Type: Article
System: The UNT Digital Library
An Updating System for the Gridded Population Database of China Based on Remote Sensing, GIS and Spatial Database Technologies (open access)

An Updating System for the Gridded Population Database of China Based on Remote Sensing, GIS and Spatial Database Technologies

Describes the development of a Spatial Population Updating System (SPUS) for updating the gridded population database of China based on remote sensing, GIS and spatial database technologies, with a spatial resolution of 1 km by 1 km.
Date: February 20, 2009
Creator: Yang, Xiaohuan; Huang, Yaohuan; Dong, Pinliang; Jiang, Dong & Liu, Honghui
Object Type: Article
System: The UNT Digital Library
Instrument, System and Method for Automated Low Cost Atmospheric Measurements (open access)

Instrument, System and Method for Automated Low Cost Atmospheric Measurements

Patent relating to an instrument, system and method for automated low cost atmospheric measurements.
Date: May 11, 2006
Creator: Acevedo, Miguel F.; Waller, William T. & Nebgen, Gilbert B.
Object Type: Patent
System: The UNT Digital Library
A History of Geography at the University of North Texas (open access)

A History of Geography at the University of North Texas

This article provides a history of the Geography Department at the University of North Texas.
Date: 2004
Creator: Lyons, Donald & Forbes, Bill
Object Type: Article
System: The UNT Digital Library
The Geography of HIV in Dallas County, Texas, 1999-2003 (open access)

The Geography of HIV in Dallas County, Texas, 1999-2003

This paper discusses research on the geography of HIV in Dallas County, Texas from 1999 to 2003.
Date: March 30, 2006
Creator: Enwright, Nicholas & Oppong, Joseph R.
Object Type: Paper
System: The UNT Digital Library
The Geography of Cerebrovascular Disease in Texas (open access)

The Geography of Cerebrovascular Disease in Texas

This paper discusses research on the geography of cerebrovascular disease (CVD) in Texas.
Date: April 3, 2008
Creator: Feltus, Chris & Oppong, Joseph R.
Object Type: Paper
System: The UNT Digital Library

Geography of Lung Cancer for Texas Counties, 1980-1998

Presentation for the 2008 University Scholars Day at the University of North Texas discussing research on the geography of lung cancer for Texas counties from 1980-1998.
Date: April 3, 2008
Creator: Sato, Marie & Oppong, Joseph R.
Object Type: Presentation
System: The UNT Digital Library

A Spatial Analysis of Random Gunfire Incidents in Dallas, TX

Presentation for the 2008 University Scholars Day at the University of North Texas discussing a spatial analysis of random gunfire incidents in Dallas, Texas.
Date: April 3, 2008
Creator: Smith, Chad & Oppong, Joseph R.
Object Type: Presentation
System: The UNT Digital Library

NAGPRA Native American Graves Protection and Repatriation Act: The Law and Ethics of the Kennewick Man Controversy

Presentation for the 2008 University Scholars Day at the University of North Texas discussing research on the Native American Graves Protection and Repatriation Act (NAGPRA) and the law and ethics of the Kennewick man controversy.
Date: April 3, 2008
Creator: Sowa, Graham & Nagaoka, Lisa
Object Type: Presentation
System: The UNT Digital Library

Dissolved Lithium Concentrations and Texas Suicide Mortality Rates 1980-1998 [Presentation]

Poster presentation for the 2006 University Scholars Day at the University of North Texas discussing research on dissolved lithium concentrations and the spatial distribution of suicide mortality rates in Texas counties from 1980-1998.
Date: March 30, 2006
Creator: Flanagan, William M. & Oppong, Joseph R.
Object Type: Presentation
System: The UNT Digital Library

The Geography of HIV in Dallas County, Texas, 1999-2003 [Presentation]

Presentation for the 2006 University Scholars Day at the University of North Texas discussing research on the geography of HIV in Dallas County, Texas from 1999-2003.
Date: March 30, 2006
Creator: Enwright, Nicholas & Oppong, Joseph R.
Object Type: Presentation
System: The UNT Digital Library
The Geography of HIV in Harris County, Texas, 1999-2003 (open access)

The Geography of HIV in Harris County, Texas, 1999-2003

Paper discussing the geography of human immunodeficiency virus (HIV) in Harris County, Texas and the factors associated with areas of high prevalence.
Date: April 2, 2009
Creator: Jezari, Arianna & Oppong, Joseph R.
Object Type: Paper
System: The UNT Digital Library