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Articles 10681 - 10710 of 12765
Full-Text Articles in Entire DC Network
An Ecological History Of Tintic Valley, Juab County, Utah, Jeffrey A. Creque
An Ecological History Of Tintic Valley, Juab County, Utah, Jeffrey A. Creque
All Graduate Theses and Dissertations, Spring 1920 to Summer 2023
This work was a case study of historical ecological change in Tintic Valley, Juab County, Utah, an area historically impacted by mining and ranching activities common to much of the American West. The temporal framework for the study was approximately 120 years, the period of direct Euroamerican influence. In recognition of the ecological implications of cultural change, however, the impacts of prehistoric and protohistoric human activity on study area landscape patterns and processes were also explicitly addressed.
The study included a narrative description of historic land uses and ecological change in Tintic Valley, and examined the changes in landscape patterns …
A Test Of An Alternate Calibration Matrix For Niosh Method 7300, Robert T. Vitek
A Test Of An Alternate Calibration Matrix For Niosh Method 7300, Robert T. Vitek
Community & Environmental Health Theses & Dissertations
The purpose of this study was to determine if the analytical results (when determining cadmium, lead, and zinc concentrations) for air sample filters prepared and analyzed according to N:OSH Method 7300, differ significantly, from those obtained when the instrument is calibrated using EPA Method 200.7 acid matrix standards. The null hypothesis was that no statistically significant difference, measured at the 95% confidence level, would exist between results obtained from the two calibration standards. Careful standard and sample preparation, the use of an internal standard, and the application of working standard and working internal standard correction factors served to isolate the …
John Muir Newsletter, Spring 1996, John Muir Center For Regional Studies
John Muir Newsletter, Spring 1996, John Muir Center For Regional Studies
Muir Center Newsletters (1981-2015)
John Muir N spring 1996 university of the pacific volume 6, number 2 JOHN MUIR AND THEBIDWELLS: THE FORGOTTEN FRIENDSHIP By Michael J. Gillis (Editor's note: this article was originally published in the Spring, 1995 issue oftheDogtown Territorial Quarterly, and reprinted here with the kind permission of its publisher, Bill Anderson of Paradise, California.. The author, Michael Gillis, is Lecturer in History at California State University, Chico. He and a colleague, Michael Magliaria, are working on a book-length study of John Bidwell, Chico's founder and most prominent citizen) The thirty-seven year friendship between John Muir and the Bidwells which began …
Resource Law Notes Newsletter, No. 37, Spring Issue, Apr. 1996, University Of Colorado Boulder. Natural Resources Law Center
Resource Law Notes Newsletter, No. 37, Spring Issue, Apr. 1996, University Of Colorado Boulder. Natural Resources Law Center
Resource Law Notes: The Newsletter of the Natural Resources Law Center (1984-2002)
No abstract provided.
The Probe, Issue 164 – April 1996
The Probe, Issue 164 – April 1996
The Probe: Newsletter of the National Animal Damage Control Association
Opportunities and Challenges Within Wildlife Damage Management, by Robert H. Schmidt, Department of Fisheries and Wildlife, Utah State University, Logan Utah 84322-5210
IVFDM Not IVPDM by Robert H. Giles, Jr., Department of Fisheries and Wildlife Sciences, Virginia Polytechnic Institute and State University, Blacksburg, VA 24061-0321
Letter to Editor RE: Pet Sterilization and Animal Rights
Correspondence Course Announcement-- Utah State University
Virus "Cure" for Rabbit Problem Eludes Human Controls
Call for Nominations for Berryman Institute Awards
Video Review: Review of "Professional Coyote Trapping" Produced by Fur-Fish-Game, 2878, E. Main St., Columbus, OH 43209. 80 minutes.
Wildlife Control Seminar Makes Points With …
Water Current, Volume 28, No. 2, April 1996
Water Current, Volume 28, No. 2, April 1996
Water Current Newsletter
Speakers Clear Up "Muddy Mo" Perspectives at Conference
From the Director: Annual Water Conference Brings New Perspectives
Water Efforts Recognized at Awards Banquet
Global Warming: Researchers Find Plains at Risk for Climate Change
Free Environmental Sciences Software
Pesticide Guides, Maps Available
US Geological Survey Conducts Water Quality Assessment in Central Nebraska
The Barriers Present In More Developed Countries And Less Developed Countries Slowing The Implementation Of Substainability, Luke Giovine
The Barriers Present In More Developed Countries And Less Developed Countries Slowing The Implementation Of Substainability, Luke Giovine
UNLV Theses, Dissertations, Professional Papers, and Capstones
In 1996 the natural resource base of the world is being depleted at a rate far below the sustainable level. This is very evident in less developed countries (IDC), where raw limited natural resources are being poorly utilized and/or exported to more developed countries (MDC). The More Developed Countries such as the United States, Japan, and Germany use a high amount of natural resources and energy to maintain their material Standard Of Living (SOL), and this is at rates above what their own country can sustain with its own natural resources within its own borders. Both MDC's and LDC's are …
An Analysis Of Remediation Alternatives In An Attempt To Establish An Effective Hydrocarbon-Contaminated Soils Remediation Program At The Yucca Mountain Site Characterization Project (Ymp), Marc A. Gonzales
UNLV Theses, Dissertations, Professional Papers, and Capstones
An analyses, of six (6) soil remediation alternatives was completed in attempt to establish an effective hydrocarbon-contaminated soils remediation program at the Yucca Mountain Site Characterization Program (YMP). The remediation alternatives analyzed included: no remediation, on-site incineration, off-site incineration, in-situ .bioremediation, ex-situ bioremediation, and excavation and disposal. Variables considered in the evaluation process included cost of contaminated soil transportation, treatment costs, future liability, and success of remediating the contaminated soils to below regulatory thresholds. The analysis concluded in the recommendation of an on-site ex-situ bioremediation treatment facility (BTF) to remediate hydrocarbon-contaminated soils at the YMP. The selection was based on …
Groundwater Recharge Of The Middle Deschutes Basin, Oregon, Thomas Gene Boyd
Groundwater Recharge Of The Middle Deschutes Basin, Oregon, Thomas Gene Boyd
Dissertations and Theses
All surface water in the Middle Deschutes River basin of Oregon has already been allocated. Growth in the basin has put pressure on the Oregon Water Resources Department (OWRD) to grant an increasing number of groundwater permits. The OWRD is concerned that the allocation of too much groundwater will cause adverse effects on other groundwater users and surface water supplies and ultimately lead to groundwater depletion. For this reason, the U.S. Geological Survey is presently undertaking the first in-depth study of the groundwater resources of the basin.
As part of this USGS study, I estimated recharge rates and their distribution …
Estimating Value Contribution Of Tree And Stand Condition, R. Joss Hanna, Richard P. Thompson, Douglas D. Piirto, Jay E. Noel
Estimating Value Contribution Of Tree And Stand Condition, R. Joss Hanna, Richard P. Thompson, Douglas D. Piirto, Jay E. Noel
Natural Resources Management and Environmental Sciences
Key issues in encouraging forest management at the interface level in the oak woodlands are fire abatement, stand improvement, infection reduction, and hazard tree removal. The development of effective management prescriptions for stand improvement and economic returns provide guidance for homeowners, appraisers, and realtors. The purpose of this research project was to determine the effects of stand characteristics (e.g., structure, density and health) on the value of urban/interface forested properties. In this study, the forest characteristic coefficients were statistically significant with an estimated value contribution of about $30,000 each, or over 22 percent of the median property’s value ($262,079).
Public Perceptions About Equity & Fairness: Siting Low-Level Radioactive Waste Disposal Facilities In The U.S. And Hungary, Anna Vari
RISK: Health, Safety & Environment (1990-2002)
Based on comparative research, Dr. Vari recommends, e.g., that main actors' views about criteria for processes and outcomes be explored and that agreement be negotiated before a siting process is planned.
Global Climate Change Response Program, Water Yield In Semiarid Environment Under Projected Climate Change, United States Department Of The Interior
Global Climate Change Response Program, Water Yield In Semiarid Environment Under Projected Climate Change, United States Department Of The Interior
Water
This paper presents the practical application of a distributed parameter climate vegetation hydrologic model (CVHM) and its ability to simulate hydrologic response under existing conditions and under assumed CO2-induced climate and vegetation change. Applying the model to the Weber River basin provided a basis for determining the impacts of climate change on the hydrologic response. By using a "what if" scenario this model included the changes in plant transpiration rates and in vegetation cover under a CO2-altered climate change and the effects of these changes on water yield.
Canadian Cooperative Wildlife Health Center Newsletter, Volume 4-2, Winter 1996
Canadian Cooperative Wildlife Health Center Newsletter, Volume 4-2, Winter 1996
Canadian Cooperative Wildlife Health Centre: Newsletters and Publications
CCWHC Involvement in Mexico New Diagnostic Tools Hook Lake Wood Bison Recovery Project Conjunctivitis in cormorants in PEI Tularemia in snowshoe hares, Nova Scotia Seasonal Mortality of Terns in Kouchibouguac National Park, NB Belugas from the St. Lawrence Estuary Secondary Tyzzer's Disease in a Racoon Infected With Canine Distemper Diazinon Poisoning in Geese Newcastle Disease in Cormorants Herpesvirus in Owls Predator Attacks Botulism - 1996 Winter Mortality In Peace River Region Ungulates
Water Current, Volume 28, No. 1, February 1996
Water Current, Volume 28, No. 1, February 1996
Water Current Newsletter
Teachers Downlink Water Lessons
From the Director: Missouri, Platte Rivers Focus of Spring Events
Two Best Management Practices May Be More Practical and Effective Than a Current Label Requirement
Zhang Stretches Potential of Tiny Organisms
Nebraska Water News
Kamble Receives National Award
Conference Flier Mailed to Readers
Program Pays to Enroll Pivot Corners for Habitat
Pesticides Plentiful in Gardening, Lawn Care
Nebraska Field Days Influence Participants
WEF Announces Speciality Conference
Research, Teaching Intersect as Student Design Sampler
Geologic History Of Ash Hollow State Historical Park, Nebraska, Robert F. Diffendal Jr., Roger K. Pabian, J. R. Thomasson
Geologic History Of Ash Hollow State Historical Park, Nebraska, Robert F. Diffendal Jr., Roger K. Pabian, J. R. Thomasson
Conservation and Survey Division: Faculty and Staff Publications
Contents:
Introduction
Acknowledgments
Cautions
General Stratigraphy
Oligocene Series-White River Group-Brule Formation-Whitney Member
Miocene Series-Ogallala Group-Ash Hollow Formation
Pliocene Series-Broadwater Formation
Quaternary deposits
Older colluvium and loess
Younger colluvium and alluvium
General Paleontology
Evidence of past life: fossils and subfossils
Collecting fossils
Vertebrate fossils
Fossils from the Whitney Member of the Brule Formation
Plants
Invertebrates
Vertebrates
Fossils from the Ash Hollow Formation
Plants
Invertebrates
Vertebrates
Fossils from the Broadwater Formation
Plants
Vertebrates
Quaternary fossils
Plants
Invertebrates
Vertebrates
Additional studies of Nebraska fossils
Geologic History
Prehistory and History
References
Appendices I-IV
The Effects Of Chromated Copper-Arsenate (Cca) Pressure-Treated Wood On Local Sediments And Benthos In A Freshwater Lake, William A. Romeo
The Effects Of Chromated Copper-Arsenate (Cca) Pressure-Treated Wood On Local Sediments And Benthos In A Freshwater Lake, William A. Romeo
Theses
This study looked at the sediment and benthic organism effects of exposure to a Chromated Copper-Arsenate (CCA) treated wood bulkhead in a lake environment with respect to 1) the leaching and accumulation of chromium, copper and arsenic in the nearby sediments, 2) accumulation of these metals in local benthic organisms and 3) the effects of these metals on the local benthic community structure. Sediment samples, taken at regular distances away from a CCA bulkhead and three reference areas in a freshwater lake in Wayne, NJ, were sieved to remove the fine particle fraction (<70µm) which was then analyzed for the metals of concern. Benthic organisms were sampled at the same locations, enumerated, identified, dried and also analyzed for the metals in question. Analysis of sediment metal concentrations revealed high levels of copper at all sampling locations. This was attributed to the annual addition and accumulation Of CuS04 added to the lake. There …70µm)>
Why Do We Worry About Trace Poisons?, Allan Mazur
Why Do We Worry About Trace Poisons?, Allan Mazur
RISK: Health, Safety & Environment (1990-2002)
Dr. Mazur relates how protests by the political left against nuclear tests and by the political right against fluoridation set the stage for Silent Spring to move the public toward being concerned about latent risks.
Conservation Biology & U.S. Forest Service Views Of Ecosystem Management And What They Imply About Policies Needed To Achieve Sustainability Of Biodiversity, David W. Crumpacker, University Of Colorado Boulder. Natural Resources Law Center
Conservation Biology & U.S. Forest Service Views Of Ecosystem Management And What They Imply About Policies Needed To Achieve Sustainability Of Biodiversity, David W. Crumpacker, University Of Colorado Boulder. Natural Resources Law Center
Books, Reports, and Studies
53 p. ; 28 cm
Sustainability And Beyond, Dale Jamieson, University Of Colorado Boulder. Natural Resources Law Center
Sustainability And Beyond, Dale Jamieson, University Of Colorado Boulder. Natural Resources Law Center
Books, Reports, and Studies
17 p. ; 28 cm
The Cumulative Impacts Of Management Decisions On Nitrogen Loading To The Rhode Island Salt Ponds, Laura M. Ernst
The Cumulative Impacts Of Management Decisions On Nitrogen Loading To The Rhode Island Salt Ponds, Laura M. Ernst
Marine Affairs Theses and Major Papers
Calculations and measurements of nitrogen in groundwater, stream flow and atmospheric deposition were used to see if the cumulative impacts of management decisions over a fifteen year period of time resulted in measurable changes in nitrogen loading to six of the salt ponds on the south shore of Rhode Island. The changes in the source and transmission of nitrogen were tested by comparing calculated and measured nitrogen data from 1980 and 1995. The calculated method included a nitrogen budget based on land-use and literature values for nitrogen loss to groundwater. The second method compared concentrations of nitrogen in groundwater taken …
A Partnership For Coral Reef Protection: A Case Study Of The International Coral Reef Initiative, Karla M. Boreri
A Partnership For Coral Reef Protection: A Case Study Of The International Coral Reef Initiative, Karla M. Boreri
Marine Affairs Theses and Major Papers
Coral reef are considered the most biologically diverse marine ecosystems on earth. They are a world-wide symbol of the economic and ecological importance of all types of coastal environments. The International Coral Reef Initiative (ICRI) was developed in 1994 to increase the awareness of the human and anthropogenic threats facing reefs. Initially a U.S.-focused initiative, ICRI now includes over 70 like-minded governments and a growing list of UN organizations, science and academic organizations, non-governmental organizations and the private sector as its partners. This qualitative case study was developed based on actual participation in the initiative and hundreds of pages of …
Environmental Racism And Biased Methods Of Risk Assessment, Daniel C. Wigley, Kristin S. Shrader-Frechette
Environmental Racism And Biased Methods Of Risk Assessment, Daniel C. Wigley, Kristin S. Shrader-Frechette
RISK: Health, Safety & Environment (1990-2002)
Based on analysis of a risk assessment for a proposed Louisiana uranium enrichment facility, the authors argue that environmental injustice occurs when assessors' scientific methods cause de facto discrimination.
Rain Forest Curriculum For Upper Elementary And Middle Grades, Nancy Jane Brinkley
Rain Forest Curriculum For Upper Elementary And Middle Grades, Nancy Jane Brinkley
Theses Digitization Project
No abstract provided.
Storm Water Pollution Patrol: A Thematic Unit For Use In Elementary Classrooms, Linda Ann Sánchez
Storm Water Pollution Patrol: A Thematic Unit For Use In Elementary Classrooms, Linda Ann Sánchez
Theses Digitization Project
No abstract provided.
More Than Trees: An Interdisciplinary, Literature-Based Unit, Emphasizing Drama And Hands-On Activities, Tracee Joanne Vickery
More Than Trees: An Interdisciplinary, Literature-Based Unit, Emphasizing Drama And Hands-On Activities, Tracee Joanne Vickery
Theses Digitization Project
This guide was developed to provide a hands-on, interdisciplinary curriculum, based on children's literature for grades four through six. It is a resource for teachers incorporating environmental education into their regular curriculum, revolving around a common theme, trees.
Increasing Esl Student Language Production And Altering The Affective Climate In A Mountain Community High School, Linda Louise Hanneman
Increasing Esl Student Language Production And Altering The Affective Climate In A Mountain Community High School, Linda Louise Hanneman
Theses Digitization Project
No abstract provided.
Amazopoly A Game Of Survival In A Tropical Rain Forest, Michael William Morris
Amazopoly A Game Of Survival In A Tropical Rain Forest, Michael William Morris
Theses Digitization Project
No abstract provided.
Incorporating Environmental Education Into The Curriculum Through The Use Of Children's Literature, Tina Marie Prosch
Incorporating Environmental Education Into The Curriculum Through The Use Of Children's Literature, Tina Marie Prosch
Theses Digitization Project
No abstract provided.
Windbreak Management, Craig Stange
Windbreak Management, Craig Stange
School of Natural Resources: Faculty Publications
The windbreaks on your farm are an important part of the agricultural landscape. They provide protection for the farmstead, livestock, and crops; provide habitat for wildlife; and contribute to an overall healthy environment for you and your family. They are living systems with youth, maturity, and old age. Like any other living thing they need proper care and management in order to continue to function at their best.
Windbreak management requires an understanding of how your windbreak works. Your goal is to maintain the health and vigor of individual trees and shrubs while maintaining the overall structure of the windbreak …
An Overview Of Environmental Development In The Game Parks Of Kenya, Carolyn G. Ginter
An Overview Of Environmental Development In The Game Parks Of Kenya, Carolyn G. Ginter
Theses Digitization Project
Kenya has one of the oldest and most developed national park and reserve systems among developing nations in Africa. Kenya's ecosystems have felt the impact of tourists, from big game hunters to photographic safaris, for over a century. This project contains the research on which the author intends to base a future book about Kenyan ecoturism for the general public.