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2019

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Articles 511 - 540 of 778

Full-Text Articles in Sustainability

Corrective Measures/Corrective Action (Cm/Ca) Strategies That Effectively Integrate Engineered Pond Closures And Short/Long-Term Groundwater Management With Case Study Examples, Steve Putrich May 2019

Corrective Measures/Corrective Action (Cm/Ca) Strategies That Effectively Integrate Engineered Pond Closures And Short/Long-Term Groundwater Management With Case Study Examples, Steve Putrich

World of Coal Ash Proceedings

No abstract provided.


Managing Landfill Leachate In A World Without Ash Basins: Lessons Learned And Practical Considerations, Evan Andrews, Michael Lazar May 2019

Managing Landfill Leachate In A World Without Ash Basins: Lessons Learned And Practical Considerations, Evan Andrews, Michael Lazar

World of Coal Ash Proceedings

No abstract provided.


Developing Enhanced Monitored Natural Attenuation Strategies Using Reactive Transport Models, Pj Nolan, Hugh Davies, Greg Hebeler, Rens Verburg May 2019

Developing Enhanced Monitored Natural Attenuation Strategies Using Reactive Transport Models, Pj Nolan, Hugh Davies, Greg Hebeler, Rens Verburg

World of Coal Ash Proceedings

No abstract provided.


Experimental Test Method To Determine The Reactivity Of Fly Ash For Use In Concrete Mixture Proportioning, Antara Choudry, Deborah Glosser, O. Burkan Isgor, W. Jason Weiss May 2019

Experimental Test Method To Determine The Reactivity Of Fly Ash For Use In Concrete Mixture Proportioning, Antara Choudry, Deborah Glosser, O. Burkan Isgor, W. Jason Weiss

World of Coal Ash Proceedings

No abstract provided.


Overview Of Epri Research On Environmental Issues And Beneficial Use Of Coal Combustion Products, Bruce Hensel, Ken Ladwig May 2019

Overview Of Epri Research On Environmental Issues And Beneficial Use Of Coal Combustion Products, Bruce Hensel, Ken Ladwig

World of Coal Ash Proceedings

No abstract provided.


Is My Site A Candidate For A Groundwater Natural Attenuation Remedy? A Geochemist’S Perspective, Bob Glazier May 2019

Is My Site A Candidate For A Groundwater Natural Attenuation Remedy? A Geochemist’S Perspective, Bob Glazier

World of Coal Ash Proceedings

No abstract provided.


Impoundment Closure Enhancement Measures To Support Groundwater Compliance, John Hesemann, Wayne Weber, Eric Dulle May 2019

Impoundment Closure Enhancement Measures To Support Groundwater Compliance, John Hesemann, Wayne Weber, Eric Dulle

World of Coal Ash Proceedings

No abstract provided.


Enhancing Coal Ash Impoundment Closure Using Value Engineering, Holt Wheeler, Trey Mangers, Paul Lear May 2019

Enhancing Coal Ash Impoundment Closure Using Value Engineering, Holt Wheeler, Trey Mangers, Paul Lear

World of Coal Ash Proceedings

No abstract provided.


Panel On Liquefaction Of Ponded Fly Ash: From Laboratory To Practice, Tarunjit S. Butalia May 2019

Panel On Liquefaction Of Ponded Fly Ash: From Laboratory To Practice, Tarunjit S. Butalia

World of Coal Ash Proceedings

No abstract provided.


A Fishy Problem: Effects Of Atlantic Salmon Farming In The Pacific Ocean, Madeleine A. Griffith May 2019

A Fishy Problem: Effects Of Atlantic Salmon Farming In The Pacific Ocean, Madeleine A. Griffith

Student Theses 2015-Present

In this report, I explore the historical, climatological, economic, and ethical issues created by the contemporary industrial salmon farming practices off Pacific coast of the United States and Canada. Chapter 1 utilizes a variety of sources from Stephen Hume’s A Stain upon the Sea to Miller’s Living in the Environment, to examine the integral part salmon plays in both freshwater and marine ecosystems, the ecosystem services salmon contribute in wild and farmed settings, and the trends in salmon consumption around the world. Chapter 2 examines the historically relevant role salmon held among indigenous societies and how that role has changed …


Geospatial Energy Potential And Life Cycle Assessment Of Nearshore Oscillating Water Column Systems, Aleks Siemenn, Marie-Odile Fortier May 2019

Geospatial Energy Potential And Life Cycle Assessment Of Nearshore Oscillating Water Column Systems, Aleks Siemenn, Marie-Odile Fortier

CURCE Annual Undergraduate Conference

Oscillating Water Column (OWC) systems are an iteration of terminator ocean energy technology which generate electrical energy from turbine torque induced by the compression of air in a chamber from changing water level height. OWCs are a well-established technology, however, there have been no studies to date which quantify the life cycle environmental impacts of these systems in a geographic context. The goal of this study is to optimally size an OWC system for selected New England coastline sites and then assess the environmental impacts of the varying system sizes.

An OWC system is optimally sized when the volume of …


Journey Throughout South Africa And Beyond, Rachel Fracasso May 2019

Journey Throughout South Africa And Beyond, Rachel Fracasso

Library Research Scholars Program 2018-2019

By studying abroad in Cape Town, I discovered a new part of the world that I had yet to experience. My goal throughout this project was to document and organize these discoveries in an engaging way and share what I learned about South Africa and beyond in an interactive, visually appealing, educational, and engaging way. My project is photography based, and a collection of my photographs will be displayed in the Creative Studios in the Richter Library. These pictures are a representation of the most meaningful, special, surprising, and challenging parts of my study abroad experience from the Spring 2019 …


Does Clean Energy Make Or Break A Country?, Madhav Parthasarathy, Aidan T. Stueck, Xander Van Horn May 2019

Does Clean Energy Make Or Break A Country?, Madhav Parthasarathy, Aidan T. Stueck, Xander Van Horn

Student Leadership Exchange (SLX)

With the world running low on fossil fuels and energy sources, it is as vital as ever to educate ourselves on the newest forms of alternative energy sources. Countries as of now are extremely reliant on energy and this reliance affects all aspects of life including school life, home life, and social life as well. By statistically comparing traits of successful countries to the cleanness of their energy, we can discover the benefits of implementing a clean, efficient energy system to replace the fossil fuels in our country. Whether it be a higher GDP, a thriving economy, or quality education, …


Resource Assessment Report Western Rock Lobster Resource Of Western Australia. Addendum 1, Simon De Lestang, Jason How, Nick Caputi May 2019

Resource Assessment Report Western Rock Lobster Resource Of Western Australia. Addendum 1, Simon De Lestang, Jason How, Nick Caputi

WA Marine Stewardship Council report series

The West Coast Rock Lobster Fishery was certified under the Marine Stewardship Council (MSC) standard in 2000, and was the first fishery in the world to be MSC certified. Since then it has successfully been re-accredited in 2006, 2012 and 2017. This document provides an update on changes to the fishery for annual audits by the MSC certification body and the annual stock assessment update for quota setting of the western rock lobster resource.


Watering The Desert: Azraq, Public Opinion, And Environmental Post-Materialism, Wesley A. Gerard May 2019

Watering The Desert: Azraq, Public Opinion, And Environmental Post-Materialism, Wesley A. Gerard

Venture: The University of Mississippi Undergraduate Research Journal

This article focuses on physical, socioeconomic, and political changes in the community of Azraq, Jordan. Azraq, a small town in northeastern Jordan, sits atop a large aquifer that has been heavily pumped by the government for several decades in response to an increasing nationwide demand for water. This has led to large-scale transformations in not only the physical landscape surrounding the aquifer, but also in the daily lives, economic statuses, and political opinions of the people living there. My research thus fits the case of Azraq into larger academic discourse on groundwater governance, resource access, and environmentalism. I use a …


Climate Change Governance And The Politics Of Scale: Evaluating Local Climate Protection Policies And Practices In The United States And Germany, Ayure-Inga Mark Anthony Agana May 2019

Climate Change Governance And The Politics Of Scale: Evaluating Local Climate Protection Policies And Practices In The United States And Germany, Ayure-Inga Mark Anthony Agana

Graduate Theses and Dissertations

When it became evident that the issue of climate change needed to be acted upon, it was projected as a global scale problem. To make this rhetoric concrete, the international relations logic that ‘regimes’ of cooperating nation-states are the most feasible approach to solving problems that are global in nature was adopted. While the national level has performed poorly in climate change mitigation action, as exemplified by the United States’ refusal to ratify the Kyoto Protocol, Canada’s subsequent withdrawal from the Kyoto Protocol in 2011 after initial ratification and, more recently, the United States withdrawal from the Paris Accord, a …


How A Changing Climate Impacts Apple Production In Nebraska, Logan Winters May 2019

How A Changing Climate Impacts Apple Production In Nebraska, Logan Winters

Department of Environmental Studies: Undergraduate Student Theses

Since the industrial revolution, there has been an exponential increase in global fossil fuel use. This excessive use and burning of fossil fuels has caused a significant increase in carbon dioxide concentrations in our atmosphere. These greater concentrations of carbon dioxide have been found to have a correlation to increasing temperatures on earth as a whole as the concentration of carbon dioxide, along with other fossil fuel emissions, continue to also increase. The end result of this cycle is that we have warming on a global scale which leads to a changing climate.

The fact that the climate is changing …


Nitrate Accumulation In The Vadose Zone Of Waverly's Wellhead Protection Area, Cleome Mullison May 2019

Nitrate Accumulation In The Vadose Zone Of Waverly's Wellhead Protection Area, Cleome Mullison

Department of Environmental Studies: Undergraduate Student Theses

Agriculturally intensive areas such as Nebraska are faced with a growing threat: groundwater nitrate pollution caused by years of applying nitrogen based fertilizer. Nitrate pollution can be attributed to several factors such as manure from cattle ranching and wastewater plants, but Nebraska’s main threat is derived from years of leached nitrogen fertilizer. When nitrogen fertilizer is applied it has one of several fates: plant uptake, volatilization, leaching or run-off. When nitrates leach beyond the plant root system, they are unable to be absorbed by the plant and ultimately move slowly towards the regional ground water table. While nitrate accumulation in …


What Are The Prospects For -Omics-Based Molecular Technologies In Cancer Diagnostics And Treatment, Katya Eriksen May 2019

What Are The Prospects For -Omics-Based Molecular Technologies In Cancer Diagnostics And Treatment, Katya Eriksen

Department of Environmental Studies: Undergraduate Student Theses

Cancer remains one of the leading causes of death in the United States, following the heart disease. New technologies are needed to fight and eventually to eradicate cancer. Omic technologies is a new emerging field of cancer research that may offer cancer patients long awaited opportunities to get faster, more precise personalized medical care, while letting doctors do their job more effectively. The rapid development of omic technologies and large datasets promise a new type of health care system when the patients can be treated according to their own individualized molecular characteristics.


Proposal To Build A Green Roof On Top Of Hardin Hall On Unl's East Campus, Abbie Andersen May 2019

Proposal To Build A Green Roof On Top Of Hardin Hall On Unl's East Campus, Abbie Andersen

Department of Environmental Studies: Undergraduate Student Theses

The purpose of this study is to research the feasibility of implementing more green roofs around The University of Nebraska-Lincoln’s campuses. To do this investigation a systematic literature review process was used gathering multiple relevant, peer reviewed articles from UNL’s “Encore” search engine. The data was then organized into categories that described the necessary considerations that needed to be made to retrofit green roofs, information on their many benefits, and finally the potential energy cost savings that can be obtained through use of a green roof. From here a proposal for a model green roof on top of UNL’s Hardin …


How Are University's Handling Dining Hall Food Waste: Unl Study, Macrae Zappala May 2019

How Are University's Handling Dining Hall Food Waste: Unl Study, Macrae Zappala

Department of Environmental Studies: Undergraduate Student Theses

One of the biggest challenges with the American food system is that 30-40% of our food is wasted every year (EPA, 2018). There are many reasons why food is being wasted around Universities campuses, and there are many ways to divert that wasted material from the landfill. In 2016, a zero-food waste event was held in Harper dining hall, and they found around 70 pounds a night just from a dinner rush. The main objective is aimed to find out how the University of Nebraska Lincoln (UNL) handles their dining hall food waste. This study will look at what Big …


Seventh Grade Students' Understanding Of A Groundwater Modeling Tool, Holly White May 2019

Seventh Grade Students' Understanding Of A Groundwater Modeling Tool, Holly White

Department of Environmental Studies: Undergraduate Student Theses

Water is a core topic in standards for science teaching and learning across the K-12 continuum (NGSS Lead States, 2013; National Research Council [NRC], 1966), though research has shown that the American public may possess relatively underdeveloped ideas about water systems (AMNH, 2005). Those who have a better understanding of groundwater systems tend to recognize the impacts that overuse has and express greater concern about conservation of the resource (Pan and Liu 2018). One way to support students’ learning about groundwater is through the use of groundwater modeling tools. Computer-based models have been shown to be effective in supporting K-12 …


Sustainable Dietary Solutions To A Multi-Dimensional Epidemic: A Practical Application Of The Mediterranean Diet To Nebraska, Samuel A. Virgillito May 2019

Sustainable Dietary Solutions To A Multi-Dimensional Epidemic: A Practical Application Of The Mediterranean Diet To Nebraska, Samuel A. Virgillito

Department of Environmental Studies: Undergraduate Student Theses

There is substantial evidence to suggest the major health and environmental benefits of the Mediterranean diet. When compared to the Western Pattern diet, the Mediterranean diet consistently ranks higher by both of these measures. Considering a looming environmental crisis and an already present health epidemic, a major dietary shift and overhaul of the current food system in America is necessary. Yet few studies aim to suggest the transferability of the Mediterranean diet to regions outside of the Mediterranean basin. Nebraska offers a unique case study as it reflects the contextually poor health of Americans and boasts a massive agriculture industry …


Food Insecurity Among University Of Nebraska–Lincoln Students, Lindsey Bremer May 2019

Food Insecurity Among University Of Nebraska–Lincoln Students, Lindsey Bremer

Department of Environmental Studies: Undergraduate Student Theses

A survey of 38 University of Nebraska-Lincoln students was conducted to determine the food insecurity levels of respondents. Food insecurity is defined as limited or uncertain availability of nutritionally adequate and safe foods or limited or uncertain ability to acquire acceptable foods in socially acceptable ways (Bickel et al, 2000). A systematic review of 8 food security studies on college and university students found an average food insecurity level of 43.5%, (Nazmi et al, 2018) while the national level is 11.8% (Coleman-Jensen et al, 2017). The research was driven by the question, What is the food insecurity rate among University …


Barriers Influencing The Success Of Green Teams, Jessica Van Buskirk May 2019

Barriers Influencing The Success Of Green Teams, Jessica Van Buskirk

Department of Environmental Studies: Undergraduate Student Theses

This paper summarizes the barriers Green Teams in a variety of settings may face. A survey was sent to members of a Green Team project at the University of Nebraska-Lincoln (UNL) to obtain information on barriers faced in order to compare these barriers to other organizations and businesses barriers. This comparison was done by conducting a thematic analysis, which grouped barriers into themes. The themes were compiled and recommendations on how to overcome those barriers were made. Green Teams have many benefits including waste reduction, increased employee satisfaction, and saving the planet from further damage. This study tries to maximize …


Using Pimephales Promelas>/Em> As An Indicator Species For The Presence Of Endocrine Disruptors In Nebraskan Streams, Megan Rosno May 2019

Using Pimephales Promelas>/Em> As An Indicator Species For The Presence Of Endocrine Disruptors In Nebraskan Streams, Megan Rosno

Department of Environmental Studies: Undergraduate Student Theses

Specific sites in Southeast and Southwest Nebraska were chosen to add to the collective knowledge on how cattle feed lot effluents continue to have significant effects downstream of their point source locations. Both locations were sampled via seining net in first: 40.241249 latitude, -95.616191 longitude (near Barada, Nebraska), and second: 41.117368 latitude, -100.794332 longitude (directly South of North Platte in the South Platte River). They were chosen not only for their proximity to differing livestock practices of pasture vs. feed lot, but also where locals fish for the best bait fish including but not limited to fathead minnows (Pimephales …


Drought Perceptions And Management Techniques For Outdoor Recreation In The Great Plains, Lauren Uhlig May 2019

Drought Perceptions And Management Techniques For Outdoor Recreation In The Great Plains, Lauren Uhlig

Department of Environmental Studies: Undergraduate Student Theses

Outdoor recreation generates nearly $887 billion dollars in annual consumer spending and improves quality of life by promoting physical activity (Oftedal & Schneider, 2013; Outdoor Industry Association, 2017b). This industry relies heavily on the environment and these societal benefits are at risk as climate fluctuates. Drought is a regular component of the Great Plains climate (Miao et al., 2007) and can alter the landscape, changing the demand for outdoor recreation and creating challenges for managing recreation opportunities (USDA, 2017). This thesis explores the influence of drought on individual’s willingness to participate in outdoor recreation, the variation in that influence across …


Critical Wedges And Penetrative Strain: How Does Penetrative Strain Alter The Concept Of A Critical Wedge?, Nicole L. Smith May 2019

Critical Wedges And Penetrative Strain: How Does Penetrative Strain Alter The Concept Of A Critical Wedge?, Nicole L. Smith

Department of Environmental Studies: Undergraduate Student Theses

By definition, a critical wedge shows limited internal deformation, and, also by definition, penetrative strain is deformation occurring on a microscale within a deforming rock sequence. Critical wedge theory is typically used to understand the development of fold thrust belts, where variables such as the internal and basal friction, surface taper and dip of the décollement are taken into account. Numerical modeling shows that the minimum stable surface taper is dependent on the basal friction and the overburden, but that there are a range of possible tapers for a stable wedge. This study presents a series of analog models, where …


Examining The Effects Of Uv On Latex And Nitrile Glove Degradation, Dana Christine Handke May 2019

Examining The Effects Of Uv On Latex And Nitrile Glove Degradation, Dana Christine Handke

Department of Environmental Studies: Undergraduate Student Theses

Medical gloves, both nitrile and latex, are used as a protective barrier to limit the spread of disease. Gloves are a single use product and their demand is set to increase by 9 to10 percent each year. In 2008, it was estimated that 100 billion gloves were used globally each year (Scott, 2008). This study is exploratory in nature, to determine if Ultra Violet light (UV) exposure can cause an acceleration in the breakdown of latex and nitrile gloves. It was hypothesized that the tensile strength and length to breakage for both glove types, latex and nitrile, would decrease after …


Engaged Scholarship For Environmental Justice: A Guide, Chad Raphael May 2019

Engaged Scholarship For Environmental Justice: A Guide, Chad Raphael

Communication

This guide was written for distribution at the Environmental Justice and the Common Good Conference, hosted by Santa Clara University’s Ignatian Center for Jesuit Education in May 2019. The conference convened representatives from Jesuit and other universities with a broad range of community organizations to strengthen our common understanding and advancement of community-engaged scholarship for environmental justice (EJ). Given its immediate audience, the guide focuses primarily on the U.S. context, although it also discusses the major global causes and impacts of EJ, and how Americans have been inspired by engaged scholars around the world, from whom we have much to …