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Efficiency Comparison of Variably-Spaced, Non-Pumped Wells for Filtering Polluted Groundwater
This article investigates the capability of variably-spaced arrays of non-pumped wells, filled with reactive media, to filter a hypothetical contaminant plume.
Date:
2009
Creator:
Hudak, Paul F.
System:
The UNT Digital Library
Oil Production and Groundwater Quality in the Edwards-Trinity Plateau Aquifer, Texas
This article suggests that evaporite dissolution and oilfield brine locally impact the Edwards-Trinity Plateau Aquifer, but the problem is not regionally pervasive.
Date:
November 12, 2003
Creator:
Hudak, Paul F.
System:
The UNT Digital Library
Assessing potential impacts of CO2 - and deforestation - induced climate change on maize and black bean in Venezuela
Article on assessing potential impacts of CO2 and deforestation induced climate change on maize and black bean in Venezuela.
Date:
1995
Creator:
Acevedo, Miguel F.; Jaimez, Ramón E.; Maytin, Carlos E.; Tonella, Giorgio & Harwell, Mark A.
System:
The UNT Digital Library
Transition and gap models of forest dynamics
Article discussing transition and gap models of forest dynamics.
Date:
November 1, 1995
Creator:
Acevedo, Miguel F.; Urban, D. L. & Ablan, Magdiel
System:
The UNT Digital Library
Hydrogeology Lessons and Exercises for Introductory Physical-Geology Students
This article describes the creation of instruction models for an undergraduate physical-geology course.
Date:
1996
Creator:
Hudak, Paul F.
System:
The UNT Digital Library
Simulación de la dinámica de grupos de especies vegetales en un bosque de los Llanos occidentales Venezolanos
Article discussing the simulation of plant species groups dynamics in a Venezuelan western plains forest.
Date:
January 1997
Creator:
Angulo, Hirma Ramírez; Torres-Lezama, Armando & Acevedo, Miguel F.
System:
The UNT Digital Library
Geophysical Prospecting for Oil and Gas Well Effluent
This article describes the evaluation of the utility of an earth resistivity system for detecting drilling effluent at a site in the Trinity Group outcrop zone.
Date:
December 1997
Creator:
Hudak, Paul F. & Maxey, George
System:
The UNT Digital Library
Visualizing Ground-Water-Flow Fields and Contaminant Plumes in an Undergraduate Hydrogeology Course
This article discusses the use of three-dimensional visualization methods to augment traditional contouring methods in an undergraduate ground-water course.
Date:
1998
Creator:
Hudak, Paul F.
System:
The UNT Digital Library
A Graben in the Eagle Ford Shale, Lewisville, Texas
This article describes a graben bounded by normal faults in an outcrop of the Eagle Ford formation within Denton County.
Date:
April 1999
Creator:
Hudak, Paul F.
System:
The UNT Digital Library
Aberturas del dosel y espectro de la luz en el sotobosque de una selva nublada andina de Venezuela
Article on canopy gaps and understory light spectrum in a Venezuelan Andean cloud forest.
Date:
January 2001
Creator:
Acevedo, Miguel F.; Monteleone, Susan; Ataroff, Michele & Estrada, Carlos A.
System:
The UNT Digital Library
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
System:
The UNT Digital Library
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
System:
The UNT Digital Library
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.
System:
The UNT Digital Library
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
System:
The UNT Digital Library
Heterogeneidad estructural y lumínica del sotobosque de una selva nublada andina de Venezuela
Article discussing the understory of an Andean cloud forest in the Sierra Nevada National Park, Venezuela.
Date:
July 2003
Creator:
Acevedo, Miguel F.; Ataroff, Michele; Monteleone, Susan & Estrada, Carlos A.
System:
The UNT Digital Library
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
System:
The UNT Digital Library
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.
System:
The UNT Digital Library
Relaciones alométricas y patrones de crecimiento para especies de árboles de la reserva forestal Imataca, Venezuela
Article discussing allometric relations and growth patterns for tree species in the Imataca Forest Reserve, Venezuela.
Date:
May 2005
Creator:
Delgado, Luz A.; Acevedo, Miguel F.; Castellanos, Hernán; Angulo, Hirma Ramírez & Serrano, Julio
System:
The UNT Digital Library
Geographic Information Systems and Health – New Tools for Old Problems
Introduction to the Special Section on Medical Geography in the 2006 edition of the Eagle Feather.
Date:
2006
Creator:
Oppong, Joseph R.
System:
The UNT Digital Library
Simulación de la dinámica de un bosque tropical en los Llanos occidentales de Venezuela
Article discussing the simulation of the dynamics of a tropical forest in the Western Llanos of Venezuela.
Date:
February 2006
Creator:
Angulo, Hirma Ramírez; Ablan, Magdiel; Torres-Lezama, Armando & Acevedo, Miguel F.
System:
The UNT Digital Library
Future Consumers Weigh in on Hybrid Vehicles: A Look at College Students' Opinions and Knowledge
Paper looks at the attitudes and opinions of college students regarding hybrid vehicles.
Date:
2007
Creator:
Obregon, Nicole LeAnn
System:
The UNT Digital Library
Modelos de interacción humano-ambiental: el enfoque de la Biocomplejidad
Article discussing models of human-nature interactions and a biocomplexity approach.
Date:
September 2007
Creator:
Acevedo, Miguel F.; Rosales, Judith; Delgado, Luz A.; Ablan, Magdiel; Dávila, Jacinto; Callicott, J. Baird et al.
System:
The UNT Digital Library
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.
System:
The UNT Digital Library
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.
System:
The UNT Digital Library