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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Visible features : Austin

Hart, Jonas Spencer 09 October 2014 (has links)
This report is a summary of my work and research during my three years at The University of Texas at Austin. I engage the city's impressive urban parks and new urbanist developments through my own practice of descriptive and interpretive landscape painting. Through continuous exploration of the city, research into the history of landscape painting and into the strategies of modern landscape architecture, I have learned to see more clearly the role that the visual history of depicted landscape plays in contemporary practices of landscape design and construction. This has reinforced my interest in understanding how painting as a medium plays a role in our cultural understandings of how landscapes should look and act. By experimenting with new formats and materials I continue to adapt my work to articulate a new, dynamic understanding of landscape in flux and inextricable from its human inhabitants. / text
2

Tidal Creek Equilibrium: Barataria Bay

Carter, Bryan 19 May 2017 (has links)
Louisiana’s wetlands are losing land in response to sea level changes, anthropogenic influences and natural marine processes. Historical satellite image analysis reveals that between 2005 and 2015, fifteen tidal creeks in Barataria Bay, Louisiana eroded at the rate of 1.80 m/yr (± 1.98 m), and the open water area behind these creeks enlarged at the rate of 530.00 m2/yr (± 204.80 m2). This research revealed that selected tidal creeks within the estuary have cross-sectional areas larger (2639% larger) than established ocean-inlet equilibrium models would predict. This work suggests that tidal prism to tidal creek cross-sectional area relationships in Barataria Bay are most strongly shaped by creek exposure to waves and secondarily by tide range and currents. A trend of increased inlet erosion rates due to large fetch distances is evident, but impacts from storm driven subtidal variations also play an important role.
3

Both Native South and Deep South: The Native Transformation of the Gulf South Borderlands, 1770–1835

Wainwright, James 16 September 2013 (has links)
How did the Native South become the Deep South within the span of a single generation? This dissertation argues that these ostensibly separate societies were in fact one and the same for several decades. It significantly revises the history of the origins of antebellum America’s slave-based economy and shows that the emergence of a plantation society in Alabama and Mississippi was in large part a grassroots phenomenon forged by Indians and other native inhabitants as much as by Anglo-American migrants. This native transformation occurred because of a combination of weak European colonial regimes, the rise of cattle, cotton, and chattel slavery in the region, and the increasingly complex ethnic and racial geography of the Gulf South. Inhabitants of the Gulf South between the American Revolution and Indian removal occupied a racial and social milieu that was not distinctly Indian, African, or European. Nor can it be adequately defined by hybridity. Instead, Gulf southerners constructed something unique. Indians and native non-Indians—white and black—owned ranches and plantations, employed slave labor, and pioneered the infrastructure for cotton production and transportation. Scotsmen and Spaniards married Indians and embraced their matrilineal traditions. Anglo- and Afro-American migrants integrated into an emergent native cotton culture in which racial and cultural identities remained permeable and flexible. Thus, colonial and borderland-style interactions persisted well into the nineteenth century, even as the region grew ever more tightly bound to an expansionist United States. The history of the Gulf South offers a perfect opportunity to bridge the imagined divide between the colonial and early republic eras. Based on research in multiple archives across five states, my work thus alters our understanding of the history and people of an American region before the Civil War and reshapes our framework for interpreting the nature of racial and cultural formation over the long course of American history.
4

A scientific communicator's internship at Hollings Marine Laboratory

Ferrigan, Mollie. January 2005 (has links)
Thesis (M.T.S.C.)--Miami University, Dept. of English, 2005. / Title from first page of PDF document. Document formatted into pages; contains [1], vi, 64, [2] p. : ill. Includes bibliographical references (p. 32).
5

Determination of Selected Heavy Metals in Some Creeks in a Tennessee City.

Item, Ann Ejimole 07 May 2011 (has links) (PDF)
Concentrations of Ni, Cu, Zn, Fe, Cd, and Pb were determined in six different creeks within a city in Tennessee using Atomic Absorption Spectrophotometer. Mean concentrations of Ni, Cu, Zn, Cd, Pb, and Fe in the sites examined reveal that they exceed the USEPA recommended limits. High concentrations of Cu (0.130 mg/L), Zn (13.7 mg/L), Ni (0.267 mg/L), and Cd (0.010 mg/L) were observed in site B and Fe (3.01 mg/L) in site E relative to other sites. The concentration of Pb (0.795 mg/l) was higher in site A. Higher concentrations of Cu, Zn, and Fe were detected in samples collected in the month of January and Cd in samples collected in the month of June. Pb and Ni concentrations did not show any significant difference with respect to dates of sample collection. Their presence in the environment on a particular day depends on the type and volume of human activities.
6

A Scientific Communicator's Internship at Hollings Marine Laboratory

Ferrigan, Mollie 13 July 2005 (has links)
No description available.
7

You Have Guns And So Have We...: An Ethnohistoric Analysis Of Creek And Seminole Combat Behaviors

Lawres, Nathan R 01 January 2012 (has links)
Resistance to oppression is a globally recognized cultural phenomenon that displays a remarkable amount of variation in its manifestations over both time and space. This cultural phenomenon is particularly evident among the Native American cultural groups of the Southeastern United States. Throughout the sixteenth through nineteenth centuries the European and American states employed tactics and implemented laws aimed at expanding the geographic boundaries of their respective states into the Tribal Zone of the Southeast. None of these groups, however, sat passively during this process; they employed resistive tactics and strategies aimed at maintaining their freedoms, their lives, and their traditional sociocultural structures. However, the resistive tactics and strategies, primarily manifested in the medium of warfare, have gone relatively unnoticed by scholars of the disciplines of history and anthropology, typically regarded simply as guerrilla in nature. This research presents a new analytical model that is useful in qualitatively and quantitatively analyzing the behaviors employed in combat scenarios. Using the combat behaviors of Muskhogean speaking cultural groups as a case study, such as the Creeks and Seminoles and their Protohistoric predecessors, this model has shown that indigenous warfare in this region was complex, dynamic, and adaptive. This research has further implications in that it has documented the evolution of Seminole combat behaviors into the complex and dynamic behaviors that were displayed during the infamous Second iv Seminole War. Furthermore, the model used in this research provides a fluid and adaptive base for the analysis of the combat behaviors of other cultural groups worldwide.
8

Jeux de nature, natures en jeu. Des loisirs aux prises avec l'écologisation des sociétés / Nature is the name of the game. Leisure activities at odds with growing ecologisation

Ginelli, Ludovic 10 April 2015 (has links)
Aujourd’hui massivement pratiqués, les « sports et loisirs de nature » sont traversés par des tensions majeures à l’œuvre dans nos sociétés. Comment sont-ils remodelés par l’écologisation des sociétés, analysée ici comme un processus à la fois cognitif, normatif et politique ? Cette problématique est traitée à partir d’usages différents par leur histoire, leurs publics et leurs techniques (chasses anciennes, kayak de mer, chasse sous-marine et chasse à l’arc) mais travaillés par des processus analogues (naturalisation des espaces, sportivisation des usages) dans deux « hauts lieux de nature » en partie protégés, le bassin d’Arcachon et les Calanques de Marseille. Pour l’analyse de tels processus socio-environnementaux, nous avons opté pour une démarche pragmatiste, en retenant notamment les concepts-clés d’expérience, de trouble, d’enquête et de prise. La thèse défendue prend à contrepied le consensus écologique apparent : lorsqu’on les observe « en action », les normalisations écologiques actuelles créent davantage de tensions et de clivages au sein des collectifs d’usagers qu’elles ne les fédèrent. En situations de co-présence au quotidien, les usagers inscrits dans d’autres mondes sociaux que ceux de l’écologie et contrariés dans leurs « passions cognitives » se montrent ambivalents envers les normalisations écologiques. Ils sont partagés entre l'impératif social d’adhésion à l’exemplarité écologique et le rejet de ses appuis normatifs, individualisants et experts (« impact », « écocompatibilité » «écoresponsabilité »). Ces appuis normatifs sont particulièrement présents dans les espaces protégés (parc national des Calanques, réserve naturelle sur le bassin d’Arcachon), où l’écologisation est portée par des acteurs mandatés, les normes sont légales ou réglementaires et traduites en dispositifs de gestion. C’est seulement en tant qu’experts que certains usagers et porte-parole peuvent se faire entendre, sans que ne changent véritablement ni le collectif des participants, ni les manières de formuler les enjeux et les réponses à apporter. Au plan théorique, ces résultats interrogent certaines propositions du pragmatisme. D’un point de vue plus politique, ils nous amènent également à discuter les appuis normatifs des écologisations contemporaines. / More and more practiced, “nature sports and leisure” are affected by strong tensions of our societies. How ecologisation of societies – a cognitive, normative and political process – redefines them? This issue is addressed on the basis of various uses (traditional hunting, sea kayaking, submarine fishing, bowhunting) all affected by similar processes (naturalization of places, sportivisation of activities) in two major “places of nature” partly protected, the Arcachon bay and the creeks of Marseille. To analyse these socio-environmental processes, we have chosen a pragmatist approach, particularly with the key-concepts of experience, trouble, inquiry and “prise”. Our thesis refutes the apparent ecological consensus: when they are observed “in actions”, ecological normalisations create more tensions and splits between users than they federate them. In everyday life situations of co-presence, the users aloofs towards ecology - who belong to others social spheres and annoyed in their “cognitive passions” - are ambivalents towards ecological normalisations. They are torn between the social imperative of being ecologically exemplary and the refusal of the individual and expert machinery (“impact”, “ecocompatibility”, “ecoresponsability”) of this process. These norms are particularly strong in the protected areas (national park of Creeks, nature reserve of the Arcachon bay), where mandated actors support ecologisation and legal norms or rules are included in management devices. So it is only as experts that some users and spokesmen can be heard without real changes in the group of participants, nor the framing of the issues and decision-making. At a theoretical level, these results question some assumptions of pragmatism. From a more political point of view, they lead to discuss the normative machinery of contemporary ecologisations.

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