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74 Matching Results
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Mapping Mountain Pine Beetle Mortality through Growth Trend Analysis of Time-Series Landsat Data
This article presents a forest growth trend analysis method that integrates Landsat temporal trajectories and decision tree techniques to derive annual forest disturbance maps over an 11-year period.
Date:
June 18, 2014
Creator:
Liang, Lu; Chen, Yanlei; Hawbaker, Todd J.; Zhu, Zhiliang & Gong, Peng
Object Type:
Article
System:
The UNT Digital Library
Meta-discoveries from a synthesis of satellite-based land-cover mapping research
This article provides a spatialized database of scientific literature in English about land-cover mapping.
Date:
June 19, 2014
Creator:
Yu, Le; Liang, Lu; Wang, Jie; Zhao, Yuanyuan; Cheng, Qu; Hu, Luanyun et al.
Object Type:
Article
System:
The UNT Digital Library
Monitoring Annual Urban Changes in a Rapidly Growing Portion of Northwest Arkansas with a 20-Year Landsat Record
This article employs a time series Landsat stack covering the period from 1995 to 2015 to detect the urban dynamics in Northwest Arkansas via a two-stage classification approach.
Date:
January 13, 2017
Creator:
Reynolds, Ryan; Liang, Lu; Li, XueCao & Dennis, John
Object Type:
Article
System:
The UNT Digital Library
Nitrate and Chloride Concentrations in Groundwater beneath a Portion of the Trinity Group Outcrop Zone, Texas
This article discusses a study in which the authors evaluated spatial distributions of nitrate and chloride concentrations in groundwater in an area of north-central Texas with agricultural activity, in addition to oil and natural gas exploration and activity.
Date:
2012
Creator:
Hudak, Paul F.
Object Type:
Article
System:
The UNT Digital Library
Notes on the Reality of Archaeological Data: Two Zooarchaeological Case Studies from the Northern Rio Grande Region of New Mexico
Presentation for the 2012 University Scholars Day at the University of North Texas discussing two zooarchaeological case studies from the Northern Rio Grande region of New Mexico.
Date:
April 19, 2012
Creator:
Dombrosky, Jonathan & Wolverton, Steven J.
Object Type:
Presentation
System:
The UNT Digital Library
The overkill model and its impact on environmental research
This article uses a citation analysis of selected works of the main proponent of the overkill model, Paul Martin, to evaluate how different disciplines interpret and use the overkill model.
Date:
September 5, 2018
Creator:
Nagaoka, Lisa; Rick, Torben & Wolverton, Steven J.
Object Type:
Article
System:
The UNT Digital Library
Pediatric and Maternal HIV in Texas Border Counties and Urban Area
Presentation for the 2011 University Scholars Day at the University of North Texas discussing research on pediatric and maternal HIV in Texas border counties and urban areas.
Date:
April 14, 2011
Creator:
Ho, Jessie & Oppong, Joseph R.
Object Type:
Presentation
System:
The UNT Digital Library
Pediatric and Maternal HIV in Texas Border Counties and Urban Area
This paper examines the geography of pediatric HIV, HIV in women, and age at diagnosis of women in the Dallas Fort-Worth metroplex, Houston-Galveston Area, and the colonias of Texas-Mexico border counties using the human ecology model.
Date:
April 14, 2011
Creator:
Ho, Jessie & Oppong, Joseph R.
Object Type:
Paper
System:
The UNT Digital Library
Potential Hazards of Wind Energy For Rare, Threatened, and Endangered Birds and Batsin Texas
This article discusses the potential hazards of wind energy for rare, threatened, and endangered birds and bats in Texas.
Date:
2011
Creator:
Graham, T. L. & Hudak, Paul F.
Object Type:
Article
System:
The UNT Digital Library
Poverty and HIV/AIDS in East Texas
Presentation for the 2012 University Scholars Day at the University of North Texas discussing poverty and HIV/AIDS in East Texas.
Date:
April 19, 2012
Creator:
Hatton, Meagan & Oppong, Joseph R.
Object Type:
Presentation
System:
The UNT Digital Library
Poverty and HIV/AIDS in East Texas
This paper discusses research on poverty and HIV/AIDS in East Texas.
Date:
April 19, 2012
Creator:
Hatton, Meagan & Oppong, Joseph R.
Object Type:
Paper
System:
The UNT Digital Library
Regional and Local Data
Video of the panel session "Regional and Local Data" at the 2017 Open Access Symposium. This video discusses the use of geospatial data at regional and local levels.
Date:
May 19, 2017
Creator:
Dailey, George; Tiwari, Chetan & Ramirez, Daniela
Object Type:
Video
System:
The UNT Digital Library
Retreating Glaciers of the Himalayas: A Case Study of Gangotri Glacier Using 1990-2009 Satellite Images
Presentation for the 2010 University Scholars Day at the University of North Texas discussing retreating glaciers of the Himalayas and a case study of the Gangotri Glacier using 1990-2009 satellite images.
Date:
April 15, 2010
Creator:
Ding, Jennifer & Dong, Pinliang
Object Type:
Presentation
System:
The UNT Digital Library
Retreating Glaciers of the Himalayas: A Case Study of Gangotri Glacier Using 1990-2009 Satellite Images
This paper discusses research on the spatial and temporal variation of the Gangotri Glacier, one of the largest glaciers in the Himalayas. The authors discuss how this influences the River Ganges and, consequently, the people of the Indian subcontinent.
Date:
April 1, 2010
Creator:
Ding, Jennifer & Dong, Pinliang
Object Type:
Paper
System:
The UNT Digital Library
A rich Internet application for automated detection of road blockage in post-disaster scenarios
This paper presents the development of a rich Internet application for automated detection of road blockage in post-disaster scenarios using volunteered geographic information from OpenStreetMap street centerlines and airborne light detection and ranging (LiDAR) data.
Date:
February 25, 2014
Creator:
Liu, W.; Dong, Pinliang; Liu, S. & Liu, J.
Object Type:
Paper
System:
The UNT Digital Library
Rocket Recovery Systems for High Power Model Rocketry
This presentation discusses research on rocket recovery systems for high power model rocketry using Arduino microprocessors with GPS and GSM shields for tracking. This research is part of Research Experiences for Teachers (RET) in Sensor Education, a National Science Foundation (NSF) funded grant project.
Date:
2013
Creator:
Bih, Michael; Gscheidle, Karl H.; Hardy, Debra; Kulle, Gregory; Acevedo, Miguel F.; Kollipara, Naveen et al.
Object Type:
Presentation
System:
The UNT Digital Library
Soil Diversity as Affected by Land Use in China: Consequences for Soil Protection
This article reports the first effort to assess the impact of land-use change on soil diversity for the entire nation of China.
Date:
April 21, 2014
Creator:
Shangguan, Wei; Gong, Peng; Liang, Lu; Dai, Yongjiu & Zhang, Keli
Object Type:
Article
System:
The UNT Digital Library
Solar Powered PIR Security System to Monitor Wildlife
This poster discusses research on building a solar powered PIR security system to monitor wildlife. Researchers introduce the concept of off-grid wildlife video monitoring using a security system, a microcontroller, passive infrared motion sensor and the solar panels with a battery bank.
Date:
2013
Creator:
Jones, Raechelle; Meyer, Chelsea; Wolf, Lori; Acevedo, Miguel F. & Williams, Jennifer
Object Type:
Report
System:
The UNT Digital Library
Solar Powered Security Systems to Monitor Wildlife
This poster discusses research on creating a solar powered wildlife monitoring system using a security system, Arduino, PIR motion sensor and solar panels with a battery bank.
Date:
2013
Creator:
Jones, Raechelle; Meyer, Chelsea; Wolf, Lori; Acevedo, Miguel F. & Williams, Jennifer
Object Type:
Poster
System:
The UNT Digital Library
Spatial Distribution of Solutes in Aquifer Outcrop Zones along the Brazos River, East-Central Texas
Article discussing the spatial distribution of solutes in aquifer outcrop zones along the Brazos River, East-Central Texas.
Date:
January 2011
Creator:
Hudak, Paul F.
Object Type:
Article
System:
The UNT Digital Library
Sustainable Science? Reducing the Carbon Impact of Scientific Mega-Meetings
This article uses 9 years of annual meeting attendance data from the Ecological Society of American and the Association of American Geographers to assess the efficacy of two additional solutions: 1) alternate large national meetings that require significant air travel with smaller regional meetings that do not; and 2) incorporate geography into the meeting location selection process.
Date:
October 29, 2011
Creator:
Ponette-González, Alexandra G. & Byrnes, Jarrett E.
Object Type:
Article
System:
The UNT Digital Library
TNR and conservation on a university campus: a political ecological perspective
Article discussing TNR and conservation on a university campus and a political ecological perspective.
Date:
September 25, 2013
Creator:
Dombrosky, Jonathan & Wolverton, Steven J.
Object Type:
Article
System:
The UNT Digital Library
Validation of a Non-Targeted LC-MS Approach for Identifying Ancient Proteins: Method Development on Bone to Improve Artifact Residue Analysis
This article discusses validation of the potential of an extraction and characterization approach via application to ancient bone proteins, as part of a larger method-development project for innovation and improvement of liquid chromatography - mass spectrometry analysis of protein residues from cooking pottery.
Date:
September 4, 2015
Creator:
Barker, Andrew; Dombrosky, Jonathan; Chaput, Dale; Venables, Barney J.; Wolverton, Steven J. & Stevens, Stanley M.
Object Type:
Article
System:
The UNT Digital Library
Visibility & Control in the Vendee
This article uses fieldwork and the concept of relative aging to argue that the system of canals within the Vendee region of western France were begun in the tenth and eleventh centuries in conjunction with the Maillezais Abbey relocation and rebuilding.
Date:
2016
Creator:
Deines, Dory & Wilson-Chavez, Owen
Object Type:
Article
System:
The UNT Digital Library