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
Transition and gap models of forest dynamics (open access)

Transition and gap models of forest dynamics

Article discussing transition and gap models of forest dynamics.
Date: November 1995
Creator: Acevedo, Miguel F.; Urban, D. L. & Ablan, Magdiel
Object Type: Article
System: The UNT Digital Library
Biomass burning drives atmospheric nutrient redistribution within forested peatlands in Borneo (open access)

Biomass burning drives atmospheric nutrient redistribution within forested peatlands in Borneo

This article quantifies the influence of fire on biogeochemical fluxes of nitrogen, phosphorus, and sulfur in a 12 ha forested peatland in West Kalimantan, Indonesia.
Date: August 4, 2016
Creator: Ponette-González, Alexandra G.; Curran, Lisa M.; Pittman, Alice M.; Carlson, Kimberly M.; Steele, Bethel G.; Ratnasari, Dessy et al.
Object Type: Article
System: The UNT Digital Library
Buruli Ulcer Disease and Its Association with Land Cover in Southwestern Ghana (open access)

Buruli Ulcer Disease and Its Association with Land Cover in Southwestern Ghana

This article presents the first analysis of Buruli ulcer at the village level in southwestern Ghana, where prevalence rates are among the highest globally, and explores fine and medium-scale associations with land cover by comparing patterns both within Buruli ulcer clusters and surrounding landscapes.
Date: June 19, 2015
Creator: Wu, Jianyong; Tschakert, Petra; Klutse, Erasmus; Ferring, David; Ricciardi, Vincent; Hausermann, Heidi et al.
Object Type: Article
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
Geophysical Prospecting for Oil and Gas Well Effluent (open access)

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
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
Visualizing Ground-Water-Flow Fields and Contaminant Plumes in an Undergraduate Hydrogeology Course (open access)

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.
Object Type: Article
System: The UNT Digital Library
Hydrogeology Lessons and Exercises for Introductory Physical-Geology Students (open access)

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.
Object Type: Article
System: The UNT Digital Library
Oil Production and Groundwater Quality in the Edwards-Trinity Plateau Aquifer, Texas (open access)

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.
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
Efficiency Comparison of Variably-Spaced, Non-Pumped Wells for Filtering Polluted Groundwater (open access)

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.
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
A Graben in the Eagle Ford Shale, Lewisville, Texas (open access)

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.
Object Type: Article
System: The UNT Digital Library
LiDAR Data for Characterizing Linear and Planar Geomorphic Markers in Tectonic Geomorphology (open access)

LiDAR Data for Characterizing Linear and Planar Geomorphic Markers in Tectonic Geomorphology

This paper provides a brief review of airborne light detection and ranging (LiDAR) data for characterizing linear and planar geomorphic markers in tectonic geomorphology, including traces of active faults and surface deformation caused by earthquakes. Challenges and opportunities of LiDAR for the study of tectonic geomorphology and coseismic deformation are also discussed.
Date: November 28, 2014
Creator: Dong, Pinliang
Object Type: Article
System: The UNT Digital Library
Improved bore-sight calibration for airborne light detection and ranging using planar patches (open access)

Improved bore-sight calibration for airborne light detection and ranging using planar patches

This article proposes an improved method for bore-sight calibration based on the principles of symmetry of coordinate offsets and low correlations between bore-sight angles.
Date: May 9, 2016
Creator: Li, Dong; Guo, Huadong; Wang, Cheng; Dong, Pinliang & Zuo, Zhengli
Object Type: Article
System: The UNT Digital Library
Light detection and ranging and hyperspectral data for estimation of forest biomass: a review (open access)

Light detection and ranging and hyperspectral data for estimation of forest biomass: a review

This review addresses the status of hyperspectral data, LiDAR data, and the fusion of these two data sources for forest biomass estimation in the last decade.
Date: December 18, 2014
Creator: Man, Qixia; Dong, Pinliang; Guo, Huadong; Liu, Guang & Shi, Runhe
Object Type: Review
System: The UNT Digital Library
Comparison of different methods for monitoring glacier changes observed by Landsat images (open access)

Comparison of different methods for monitoring glacier changes observed by Landsat images

This paper presents three methods for classifying glacier boundaries, compares the three methods to provide advice on how to choose an appropriate method, and analyzes the relationship between glacier change and the trends of precipitation and temperature.
Date: March 18, 2014
Creator: Man, Qixia; Guo, Huadong; Liu, Guang & Dong, Pinliang
Object Type: Paper
System: The UNT Digital Library
A rich Internet application for automated detection of road blockage in post-disaster scenarios (open access)

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
TNR and conservation on a university campus: a political ecological perspective (open access)

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
Editorial: Applications of Light Detection and Ranging (LiDAR) in Geosciences (open access)

Editorial: Applications of Light Detection and Ranging (LiDAR) in Geosciences

This article contains an editorial on applications of Light Detection and Ranging (LiDAR) in Geosciences.
Date: August 13, 2012
Creator: Dong, Pinliang
Object Type: Article
System: The UNT Digital Library
Estimating FPAR of Maize Canopy Using Airborne Discrete-Return LiDAR Data (open access)

Estimating FPAR of Maize Canopy Using Airborne Discrete-Return LiDAR Data

This article tests a method to estimate the fraction of absorbed photosynthetically active radiation (FPAR) of maize from airborne discrete-return LiDAR data.
Date: February 26, 2014
Creator: Luo, Shezhou; Wang, Cheng; Xi, Xiaohuan & Pan, Feifei
Object Type: Article
System: The UNT Digital Library
A China data set of soil properties for land surface modeling (open access)

A China data set of soil properties for land surface modeling

This article describes the use of a comprehensive 30x30 arc-second resolution gridded soil characteristics data set of China for land surface modeling.
Date: March 12, 2013
Creator: Shangguan, Wei; Dai, Yongjiu; Liu, Baoyuan; Zhu, Axing; Duan, Qingyun; Wu, Lizong et al.
Object Type: Article
System: The UNT Digital Library
Bird watching in China reveals bird distribution changes (open access)

Bird watching in China reveals bird distribution changes

This article describes the development of the China Bird Watching Database and its use to understand bird distribution changes.
Date: February 2013
Creator: Li, Xueyan; Liang, Lu; Gong, Peng; Liu, Yang & Liang, FeiFei
Object Type: Article
System: The UNT Digital Library