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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.
11

Tsunami forecast using an adaptive inverse algorithm for the Chile-Peru source region

Sánchez, Alejandro, 1981 January 2006 (has links)
Thesis (M.S.)--University of Hawaii at Manoa, 2006. / Includes bibliographical references (leaves 44-49). / vii, 50 leaves, bound ill. (some col.) 29 cm
12

Taxonomy and Phylogenetics of Island Damselflies (Odonata: Coenagrionidae: Vanuatubasis)

Saxton, Natalie Anne 16 June 2021 (has links)
Odonata is an order of charismatic insects, commonly called dragonflies and damselflies, that provide a rewarding study system to answer questions such as those related to diversity and biogeography. Despite being relatively well-studied compared to other insect orders, odonates have suffered from inconsistencies and disagreements about proper morphological terminology that provide barriers to incoming workers. These disagreements have subsequently led to confusion and the incorrect application of terms. Here, we clarify the terminology and propose standard terminology for terminal appendages. This terminology is employed in a taxonomic revision of Vanuatubasis Ober & Staniczek, 2009. This endemic genus of damselfly found on the island archipelago of Vanuatu and was previously only known from three species. Here, we formally describe and treat all known species of Vanuatubasis including the association of females for known species. We also describe new species Vantuatubasis evelynae sp. nov., V. insularivorum sp. nov., V. kapularum sp. nov., V. nunggoli sp. nov., V. punicea sp. nov., and V. xanthochroa sp. nov. from material collected in Vanuatu. An illustrated key to both males and females of all species within Vanuatubasis is provided as well as distributions for all known species. Finally, we explore the biogeographical patterns in Vanuatu using this genus. We reconstruct a phylogeny of Vanuatubasis, in the context of its two sister genera, to begin unraveling the complex biogeography of this lineage. We test hypothesis of dispersal from Fiji, routes of colonization across the archipelago, and how relationships reflect geographic proximity in the genus. The results provide a vital first step in understanding the faunistic patterns within Vanuatu, as well as broader patterns across the Pacific.
13

Energy: More Than Just Terajoules for the South Pacific

Blunt, Robert Wayne 04 1900 (has links)
The oil shocks of the 1970's have revealed two important features of this commodity: I) that all countries use energy to achieve economic and social goals and 2) national stability and autonomy are closely linked to the security of its supplies. The South Pacific region has greatly experienced these effects in its pursuit of development, due to its increasing and nearly complete dependence on imported petroleum products. This is compounded by the situation of high expectations for a quality of life similar to the more developed nations of the Pacific Rim. Therefore the role of energy in these economies must be addressed before it is too late. / Thesis / Candidate in Philosophy
14

Assessing Y-Chromosome Variation in the South Pacific Using Newly Detected NRY Markers

Latham, Krista Erin January 2008 (has links)
The South Pacific is a region of incredible biological, cultural and linguistic diversity, reflecting its early settlement by human populations. It has been a region of interest to scholars because of this diversity, as well as its unique geography and settlement history. Current evidence suggests there was an initial settlement of Near Oceania during the Pleistocene by Papuan-speaking foragers, followed by a later Holocene settlement of Remote Oceania by Oceanic-speaking agriculturalists. Previous studies of human biological variation have been used to illuminate the migration history of and population relationships within Oceania. In this study, I analyzed Y-chromosome (NRY) diversity in 842 unrelated males to more fully characterize the phylogeography of paternal genetic lineages in this region, using a large number of regionally informative markers on an intensive sample set from Northern Island Melanesia. This approach facilitated an analysis of NRY haplogroup distributions, an evaluation of the ancestral paternal genetic contribution to the region, and a comparison of regional NRY diversity with that observed at different genetic loci (e.g., mtDNA). This project is part of a collaborative effort by faculty and graduate students from the Temple University Department of Anthropology that focused on characterizing biological variation and genetic structure in Melanesia, and better resolving the phylogeographic specificity of Northern Island Melanesia. Overall, this study generated a higher resolution view of NRY haplogroup variation than detected in previous studies through the use of newly defined and very informative SNP markers. It also showed that there is a very small ancestral East Asian paternal contribution to this area, and a rather large proportion of older Melanesian NRY lineages present there. In addition, this study observed extraordinary NRY diversity within Northern Island Melanesia, as well as genetic structure influenced more by geography than linguistic variation. This structure and diversity was essentially equivalent to that noted for mtDNA data for this region. Finally, this study helped to resolve questions about the placement of the 50f2/c deletion within the larger NRY tree. Overall, this work has refined our understanding of the migration and demographic history of Northern Island Melanesia. / Anthropology
15

Hydrothermal alteration of a supra-subduction zone ophiolite analog, Tonga, Southwest Pacific

Kelman, Melanie C. 29 May 1998 (has links)
The basement of the Tonga intraoceanic forearc comprises Eocene arc volcanic crust formed during the earliest phases of subduction. Volcanic rocks recovered from the forearc include boninites and arc tholeiites, apparently erupted into and upon older mid-oceanic ridge tholeiites. Rock assemblages suggest that the forearc basement is a likely analog for large supra-subduction zone (SSZ) ophiolites not only in structure and Ethology, but also in the style of hydrothermal alteration. Dredged volcanic samples from the central Tonga forearc (20-24�� S) exhibit the effects of seafloor weathering, low (<200��C, principally <100��C) alteration, and high temperature (>200��C) alteration. Tholeiites and arc tholeiites are significantly more altered than boninites. Seafloor weathering is due to extensive interaction with cold oxidizing seawater, and is characterized by red-brown staining and the presence of Fe-oxyhydroxides. Low temperature alteration is due to circulation of evolving seawater-derived fluids through the volcanic section until fluid pathways were closed by secondary mineral precipitation. Low temperature alteration is characterized by smectites, celadonite, phillipsite, mixed-layer smectite/chlorite, carbonates, and silica. All phases fill veins and cavities; clay minerals and silica also replace the mesostasis and groundmass phases. Low temperature alteration enriches the bulk rock in K, Ba, and Na, and mobilizes other elements to varying extents. The few high temperature samples are characterized by mobilizes other elements to varying extents. The few high temperature samples are characterized by epidote, chlorite, quartz, oxides, and fibrous amphibole, which replace groundmass and phenocrysts, and fill cavities, and are presumed to have originated in zones of concentrated hydrothermal upflow.These three alteration types are similar to those seen in many ophiolites such as Troodos, where low temperatures prevailed in the volcanic section except in localized upflow zones. Alteration mineral chemistries are also broadly similar to those observed for the Troodos Ophiolite. Tonga forearc alteration differs from mid-oceanic ridge alteration in the presence of Al-rich dioctahedral smectites (not common in mid-oceanic ridge crust), the high Al content of saponite, and the predominance of K as an interlayer cation in clays. Hydrothermal alteration of the Tonga forearc is likely the product of extensive interaction with compositionally evolving seawater-derived fluids beginning at the time of emplacement. The distribution and intensity of alteration in these crustal sections depend principally on the porosity and permeability of the crust during alteration, which are influenced by the primary porosity, igneous morphology, and the presence of faults and fractures which could affect fluid flow. / Graduation date: 1999
16

Representations of global civility : English travellers in the Ottoman Empire and the South Pacific, 1636-1863

Klement, Sascha Ruediger January 2013 (has links)
This study explores the development of a discourse of global civility in English travel writing in the period 1636-1863. It argues that global civility is at the heart of cross-cultural exchanges in both the Renaissance and the Enlightenment, and that its evolution can best be traced by comparing accounts by travellers to the already familiar Ottoman Empire with writings of those who ventured into the largely unknown worlds of the South Pacific. In analysing these accounts, this study examines how their contexts were informed by Enlightenment philosophy, global interconnections and even-handed exchanges across cultural divides. In so doing, it demonstrates that intercultural encounters from the seventeenth to the nineteenth centuries were much more complex and multi-layered than one-sided Eurocentric histories often suggest. The first case study analyses the inception of global civility in Henry Blount’s Voyage into the Levant (1636). In his account, Blount frequently admires Ottoman imperial achievements at the same time as he represents the powerful Islamic empire as a model that lends itself to emulation for the emerging global reach of the English nation. The next chapter explores the practice of global civility in George Keate’s Account of the Pelew Islands (1788), which tells a story of shipwreck, salvage and return. Captain Wilson and his men lost their vessel off the Palau archipelago, established mutually improving relations with the natives and after their return familiarised English readers with the Palauan world in contemporary idioms of sentiment and sensibility. Chapter four examines comparable instances of civility by discussing Henry Abbott’s A Trip…Across the Grand Desart of Arabia (1789). Abbott is convinced that the desert Arabs are civil subjects in their own right and frequently challenges both received wisdom and deeply entrenched stereotypes by describing Arabic cultural practices in great detail. The fifth chapter follows the famous pickpocket George Barrington and the housewife Mary Ann Parker, respectively, to the newly established penal colonies in Australia in the first half of the 1790s. Their accounts present a new turn on global civility by virtue of registering the presence of convicts, natives and slaves in increasingly ambivalent terms, thus illustrating how inclusive discourses start to crack under the pressures of trafficking in human lives. The next chapter explores similar discursive fractures in Charles Colville Frankland’s Travels to and from Constantinople (1829). Frankland is at once sensitive to life in the Islamic world and aggressively biased when some of its practices and traditions seem to be incommensurate with his English identity. The final case study establishes the ways in which representational ambivalences give way to a discourse of colonialism in the course of the nineteenth century by analysing F. E. Maning’s (fictional) autobiography Old New Zealand (1863). After spending his early life in the Antipodes among the Maori, Maning changes sides after the death of his native wife and becomes judge of the Native Land Court. This transition, as well as Maning’s mocking representation of the Maori, mirrors the ease with which colonisers manage their subject peoples in the age of empire and at the same time marks the evaporation of global civility’s inclusiveness. By tracing the development of global civility from its inception over its emphatic practice to its decline, the present study emphasises the improvisational complexities of cross-cultural encounters. The spaces in which they are transacted – both the sea and the beach on the one hand; and the desert on the other – encourage mutuality and reciprocity because European travellers needed local knowledge in order to be able to brave, cross or map them. The locals, in turn, acted as hosts, guides or interpreters, facilitating commercial and cultural traffic in areas whose social fabrics, environmental conditions and intertwined histories often differed decisively from the familiar realms of Europe in the long eighteenth century.
17

Savoirs et prismes de l'Indigène : littérature, muséologie et arts visuels de la zone pacifique à l'ère contemporaine / Indigeneity as prism and knowledge : contemporary literature, museology and visual arts in the Pacific region

Singeot, Laura 23 November 2018 (has links)
Le but de cette étude est de démontrer que dans le monde « globalisé » tel qu’il l’est aujourd’hui, le développement des savoirs et des écritures indigènes dans la deuxième moitié du XXe siècle a favorisé l’émergence d’une construction cognitive plus tant indigène qu’exogène non-ethnocentrée. Il convient davantage de rechercher une nouvelle approche fondée sur les études littéraires pour analyser ce corpus de récits d’exploration déjà largement étudié par les historiens. Cette nouvelle direction a pour but de faire émerger un prisme qui puisse faire dialoguer toutes ces disciplines et ces notions : il se trouve que c’est la textualité qui va permettre la mise en relation de ces thématiques de façon critique. En effet, dans les récits d’explorateurs, c’est le point de non-subjectivation et d’objectivation du monde qui a fait que l’Indigène y a été construit comme objet par cette textualité. Ainsi, faire le diagnostic de cet accès « marqué » à la subjectivation amène à en retracer la généalogie dans les œuvres littéraires et artistiques ‒ toutes en tant que « narratives » ‒ mais aussi les textes fondateurs afférents à ces contacts coloniaux. Le savoir sur l’Indigène construit à cette époque laisse entrevoir des savoir de l’Indigène, ou plutôt des savoirs créés à partir de la reconsidération de l’Indigénéité, non plus comme caractéristique intrinsèque de l’Indigène, mais comme lieu privilégié de la construction de sa subjectivité et de son identité. L’Indigénéité conçue désormais comme prisme et repensée par le biais de la textualité va servir à mettre en lumière les nouvelles relations qui se tissent au gré de mouvements culturels, qui sont eux-mêmes redéfinis selon leur endogénéité et exogénéité. / The aim of this study is to demonstrate that in our current, globalised world, the development of indigenous knowledges and writings in the second half of the twentieth century prompted the emergence of a cognitive construction that was not so much indigenous as exogenous and non-ethnocentric. A new literary approach is therefore necessary to analyse this collection of exploration narratives, previously examined by historians. The goal of this new approach is to identify a prism or paradigm which will bring these disciplines and concepts into dialogue: it is textuality which will connect all of these themes, allowing for their critical analysis. In exploration narratives, it is the point of non-subjectification and objectification of the world which ensures that the Native is constructed as an object by this textuality. Thus, carrying out a diagnosis of this distinct access to subjectification impels one to retrace the genealogy of this phenomenon in literary and artistic works, which are analysed here as “narratives,” as are the founding texts related to these colonial contacts. The knowledge over the Native constructed at this time allows us to discern the knowledges of the Native, or rather the knowledges created through the reassessment of indigeneity, which is no longer seen as inherent characteristics of the Native, but rather as a privileged location for the construction of her/his subjectivity and identity. Indigeneity, henceforth understood as a prism, re-examined through textuality, will in turn bring to light the new relationships being woven as a result of cultural movements, which are themselves redefined according to their endo- or exogeneity.
18

The exploration of the South Sea, 1519 to 1644 : a study of the influence of physical factors, with a reconstruction of the routes of the explorers

Wallis, Helen January 1954 (has links)
No description available.
19

Food Environments: What is the Role of Demographics in Figians' Decision Making Related to Food Choice and Overall Nutrition Behavior

Bradshaw, Sandra 01 May 2013 (has links)
Due to the recent increased quantity of nutrition-related diseases worldwide, current research recommends exploring environmental factors that influence this trend. The Islands of Fiji are of particular concern because of the growing number of non- communicable diseases. On the same small island, nutrition problems vary according to demographic. Thus, the different environments of each demographic constitute diverse food environments, which are manifested in varied nutrition concerns. This study explored environmental motivators of food choice for the Fijian population. Gathering the perspectives of Fijian Islanders using a narrative inquiry research format proved to be insightful in measuring the environmental influences of decisions pertaining to food.
20

Cultural imperialism and mass media development in the South Pacific Island States : Fiji - a case study

Jaugietis, Ingrid, n/a January 1993 (has links)
With the onset of the independence of the Pacific Island States, the role of the mass media and their developmental processes began to be examined. This was of particular interest due to the obvious lack of a sufficient native media infrastructure to meet the demands of an indigenous population who were being introduced to a new world sphere and system. The main problem of mass media development in the Pacific lies in the fact that the nations in this area are still relatively behind in the basic structures of media participation. They lack technological knowledge of the various forms of media, the basic training and skills, and, moreover, the monetary means to address such deficiencies in the media. The outcome of this circumstance has been that Pacific media have become increasingly dependent upon the Western, industrialized nations such as the USA, Australia and New Zealand. Such dependence on these foreign nations has given rise to the question of 'cultural imperialism'. The aforementioned countries have a large influence in the Pacific through the unequal relaying of communication and cultural products and in the ownership of mass media agencies. This history of foreign based, imported culture has manifested itself in increased urbanization, social disruption, and greater commodity dependence and consumerism in the Pacific. This study will therefore be an attempt to analyse the media development processes of the Pacific by using Fiji as a case study. The critical analysis will come from Wallerstein's World System perspective. Further, it will be shown how Fiji's historical, involvement in the 'capitalist world economy', and her history of racism in the political and communication aspects of her society have helped shape her present media system. The underlying premise of the argument, will be that these factors have not been beneficial to achieving mass media development based on self-sufficiency, nor on harmony between the ethnic groups of Fiji.

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