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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

Estudio sobre la evolución de paisajes mediterráneos continentales en Lleida y Guadalajara durante los últimos 3000 años a partir de las secuencias polínicas de Ivars, Somolinos y Cañamares

Currás Domínguez, Andrés 06 September 2012 (has links)
En esta tesis se presenta un estudio sobre la evolución de paisajes mediterráneos continentales a partir de varios registros polínicos procedentes de sectores meridionales de Guadalajara y del Llano Occidental Catalán. El término paisaje es entendido en este trabajo como el resultado de las interacciones entre sociedad humana y medio. Los cambios reflejados en el paisaje a partir del registro polínico ponen de manifiesto, por tanto, las prácticas humanas, la historia ambiental, los usos del suelo y la variabilidad climática. El uso de datos paleoambientales de dos sectores geográficos diferentes permite su intercomparación. Esta estrategia de investigación permite la identificación de tendencias comunes y divergencias, lo que permite determinar el papel humano en el cambio paisajístico a lo largo del tiempo. Tres registros polínicos fueron obtenidos en Guadalajara: Somolinos α (174 cm comprendiendo desde 1600 cal aC. hasta época actual), Somolinos PAS (380 cm cubriendo desde 800 cal aC hasta 700 cal dC) y Cañamares (250 cm depth cubriendo desde 450 cal aC hasta época actual). En el Llano Occidental Catalán se obtuvieron dos registros polínicos: Ivars (415 cm cubriendo desde 800 cal aC hasta 1500 cal dC) y Els Vilars d’Arbeca (yacimiento arqueológico con algunas muestras datadas en el s. IV cal aC). El análisis de los registros de Guadalajara ha permitido determinar que el Macizo de Pela estuvo forestado durante el I milenio aC. Este sector experimentó una transformación paisajística importante en el s. I cal aC, resultado de la administración romana del territorio y de la extensión de las actividades agropecuarias. Durante el período visigótico y andalusí (s. V a XI dC) las actividades antrópicas se desintensificaron, aunque el medio permaneció abierto. Posteriormente, durante la expansión cristiana, las actividades humanas y el bosque experimentaron un avance. Entre los s. XVI y XIX dC, el sector asiste a una extensión de los pastizales vinculados al desarrollo de una importante actividad transhumante. En el Llano Occidental Catalán los registros polínicos evidencian la existencia de un paisaje abierto y la presencia de vegetación adaptada a condiciones de semiaridez desde el s. IX cal aC. En este momento se constatan evidencias de actividades antrópicas, especialmente de ganadería. Episodios puntuales de aridez parecen incidir en el sector en torno a ca. 700 cal aC. No obstante, desde ca. 450 cal aC estos episodios podrían haberse acentuado, pudiendo haber ocasionado una desecación parcial de la laguna e impidiendo la conservación polínica. Este período seco pudo estar vinculado al abandono del asentamiento de Els Vilars d’Arbeca. No obstante, otros asentamientos ibéricos continuaron ocupados entre el s. V aC y el II aC, lo cual podría sugerir la existencia de diferentes estrategias adaptativas a la variabilidad ambiental por parte de estas comunidades de la Edad del Hierro. Las actividades antrópicas fueron escasas durante época romana bajoimperial. En este momento, el bosque experimentó un avance. No obstante, en s. V cal dC, durante el período visigótico, se detectan importantes deforestaciones. Bajo el desarrollo de la administración andalusí en el sector se constata la extensión de las actividades agrícolas. Posteriormente, el área se establece como una región fronteriza entre los condados cristianos septentrionales y los reinos musulmanes meridionales, ofreciendo escasas evidencias de explotación territorial. Posteriormente, el sector experimentó un desarrollo importante de la agricultura durante la Baja Edad Media. En este momento se constata, además, el desarrollo de la actividad ganadera, probablemente vinculada al desarrollo de rutas trashumantes establecidas entre las llanuras leridanas y las cordilleras montañosas septentrionales. Este trabajo ha permitido documentar diferentes respuestas al cambio ambiental en la Península Ibérica, vinculadas a los diferentes factores políticos, económicos y sociales que predominaron en los diferentes territorios. Por otra parte, los datos paleoambientales ponen de manifiesto la relevancia del papel humano en el cambio paisajístico de los sectores de media montaña peninsular durante época romana. / "Evolution of Mediterranean continental landscapes in Lleida and Guadalajara during the last 3000 years on the basis of Ivars, Somolinos and Cañamares pollen sequences." Abstract: The evolution of landscapes through time has been studied in this work by the analysis of several pollen records from two Mediterranean continental areas of the Iberian Peninsula: the Northern Guadalajara area and the Western Plain of Catalonia. Landscapes are understood in this work as a result of the relationship between human societies and the environment. Subsequently, the changes in landscape reported by pollen record reflect the evolution of the human practices, environmental history, land-use, climate variability. The use of palaenvironmental data from two areas enables a comparison between sites. !is approach has allowed to identify convergence/divergence trends and, in consequence, to assess the role of human agency in the evolution of landscape through time. Three pollen records were obtained in Guadalajara area: Somolinos α (174 cm depth covering from 1600 cal AD to present time), Somolinos PAS (380 cm depth covering from 9th century cal BC to 8th century cal AD) and Cañamares (250 cm depth covering from 5th century cal AD to present time). Two pollen records were obtained in the Western Plain of Catalonia: Ivars (415 cm depth covering from 9th cal century BC to 15th century cal AD) and Els Vilars d’Arbeca archaeological site, of which some sedimentary samples were dated at 4th century cal BC). The analysis of the Guadalajara records has allowed to clarify that the Pela Massif was formerly forested during the 1st millennium BC. !is sector experienced a major landscape transformation in the 1st century cal BC, as a result of the onset of Roman administration at Tiermes and the widespread of extensive farming and grazing through the land. During the Visigothic and Andalusian periods (5th to 11th century AD) human activities reduced, but the area still remained as an open landscape. Later on, after the expansion of the northern Christian kingdoms towards the South, both the forest and the human activities recovered in this area. Between the 16th and 19th centuries the area transformed into pastures linked to the development of transhumance activities. In the Western Plain of Catalonia the pollen records has evidenced an open landscape and the presence of semi-arid vegetation since 9th century cal BC. At this time, evidences of human activities, specially of grazing, are reported. Episodes of droughts seemed to be recurrent in ca. 700 cal BC, however, a major dry period started in ca. 450 cal BC and involved the interruption of the pollen preservation, resulting from a possible dissecation of the Ivars lake. !is dry period could be linked to the abandonment of Els Vilars archaeological site. However, other Iberian villages still remained occupied between 5th and 2nd century BC, which may suggest different adaptative strategies to environmental variability of these Iron Age societies. Human activities were reduced in late roman times, the period when the pollen record is resumed. At this point, the forest had recovered, however, major deforestations occurred during the Visigothic times in 5th century cal AD. With the development of Andalusian administration, a slight development of agriculture is witnessed. Later on, the area remained as a boundary between northern Christian and southern Muslim kingdoms, with no evidences of land exploitation. Nevertheless, in late medieval times the area experienced a major spread of farming and also grazing, which was probably linked to the establishment of transhumace routes between the Lleida Plains and the high mountain ranges in the North. This work has documented diverse responses to climate change in the Iberian Peninsula, which are linked to the different economic, social and political factors prevailing in several territories. At this respect, alaeoenvironmental data highlights the strong capacitiy to modify the landscape by Roman people in entral areas of Iberia.
2

Nas águas do velho Chico : por uma arqueologia de ambiente aquáticos no baixo Rio São Francisco - Sergipe/Alagoas

Freire, Luís Felipe 27 March 2013 (has links)
Fundação de Apoio a Pesquisa e à Inovação Tecnológica do Estado de Sergipe - FAPITEC/SE / The recent research aims at an idealization of an Archaeology of Aquatic Environment worried in inserting multiple voices in the process of the construction of the knowledge, making it possible to bring closer society to archaeological research and to its heritage. Through the presentation and the discussion of a theoretical-methodological framework of an integrative and multivocal bias and through the contextualization of the researched area, the lower São Francisco River, it’s sought to draw a line in a position in which Archaeology is capable to comprehend the many relationships existent between local communities and its archaeological heritage. Thus, the sub aquatic archaeology research rises as a form to mediate a relation of self-recognition of society to its underwater cultural heritage. / A presente pesquisa tem como objetivo a idealização de uma Arqueologia de ambientes aquáticos preocupada em inserir múltiplas vozes no processo da construção do conhecimento, para que seja possível aproximarmos a sociedade da pesquisa arqueológica e de seu patrimônio. Por meio da apresentação e da discussão de um arcabouço teórico-metodológico de viés integrativo e multivocal e da contextualização da área de pesquisa, o baixo rio São Francisco, busca-se delinear um posicionamento em que a Arqueologia seja capaz de compreender as diversas relações existentes entre as comunidades locais e o seu patrimônio arqueológico. Assim, a pesquisa arqueológica subaquática surge como uma forma de mediarmos uma relação de autorreconhecimento da sociedade para com o seu patrimônio cultural subaquático.
3

Diário de uma península: arqueologia das paisagens sensoriais de Maraú, Bahia / Diary of a península: archaeology of the sensory landscapes in Maraú, Bahia

Araujo, Girleney Santos 30 August 2016 (has links)
Conselho Nacional de Pesquisa e Desenvolvimento Científico e Tecnológico - CNPq / Is it possible to understand how people who lived in the Peninsula of Marau were related to the environment through the senses? This is the central question that prompted this research. Based on the understanding that the landscapes are intimate meetings with the world we experience with all senses, this narrative aimed to present an interpretation of how the past residents elaborated their understanding of the world around them through the sensory experience arranged by the material culture they produced, taking into consideration that the landscape itself can be understood as a material and symbolic production. To achieve a consistent interpretation, it was necessary to deepen the criticism that the Phenomenology does about the science based on the sight and recognize that Archeology also supports the sight as a main way of analysis in its research. Sensory Archaeology attempts to correct this by bringing all the senses as ways to seek understanding of the human groups in the past. With the identification of six archaeological areas for prospecting, focus on two of them to set up my review and discuss the Sensory Landscapes in Marau, Bahia. / É possível entender como as pessoas que viviam na Península de Maraú se relacionavam com o meio através dos sentidos? É esse o questionamento central que estimulou essa pesquisa. Partindo do entendimento que as Paisagens são encontros íntimos com o mundo que experimentamos com todos os sentidos, essa narrativa teve como objetivo apresentar uma interpretação de como seus moradores pretéritos elaboravam o entendimento do mundo a sua volta por meio da experiência sensorial disposta pela Cultura Material que produziram, levando em consideração que a própria paisagem pode ser entendida como uma confecção material e simbólica. Para se chegar a uma interpretação coerente, antes foi preciso se aprofundar nas críticas que a Fenomenologia faz a Ciência baseada no visual e reconhecer que a Arqueologia também se apoia na visão como principal meio de análise em suas pesquisas. A Arqueologia Sensorial tenta corrigir isso, trazendo todos os sentidos como formas de se buscar entender os grupos humanos do passado. Com a identificação de seis áreas arqueológicas pela prospecção, foco em duas delas para montar a minha análise e discorrer sobre as Paisagens Sensoriais de Maraú, Bahia.

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