817 resultados para Landscape mosaics
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This study examined work engagement among brain injury rehabilitation professionals with specific attention to how they engage with their work (the extent to which they experience vigor, dedication, and absorption while working) and how they engage with people (the degree to which they are welcoming towards others and demonstrate integrity, responsibility, transparency). This study also tested a theoretical model of work engagement that predicted a relationship between engagement and personal, interpersonal, and organizational capacity. Eighty-one staff employed in a hospital-based brain injury program participated in the study. A quantitative self-report survey was used to measure participants' levels of capacity and engagement and a qualitative question was included to identify initiatives that could be introduced to enhance job performance. As predicted by the model, there were statistically significant positive correlations among all three capacity variables and engagement with work and statistically significant positive correlations between ethical engagement and personal and interpersonal capacity. The results of the qualitative data analysis revealed three broad categories of recommendations for improving job performance (more learning opportunities, more resources to support professional development, and the need to build greater team cohesion). These findings provide initial support for a theoretical model that emphasizes the link between capacity and engagement, which could be used to guide theory-driven interventions aimed at improving the work environment.
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Landscape geochemical investigations were conducted upon portions of a natural uniform landscape in southern Norway. This consisted of sampling both soil profile samples and spruce tree twigs for the analysis of twelve chemical elements. These elements were cobalt, copper, nickel, lead, zinc, manganese, magnesium, iron, calcium, sodium, potassium and aluminum which were determined by atomic absorption analysis on standardized extraction techniques for both organic and inorganic materials. Two "landscape traverses" were chosen for a comparative study of the effects of varying landscape parameters upon the trace element distribution patterns throughout the landscape traverses. The object of this study was to test this method of investigation and the concept of an ideal uniform landscape under Norwegian conditions. A "control traverse" was established to represent uniform landscape conditions typical of the study area and was used to determine "normal" or average trace element distribution patterns. A "signal traverse" was selected nearby over an area of lead mineralization where the depth to bedrock is very small. The signal traverse provided an area of similar landscape conditions to those of the control traverse with significant differences in the bedrock configuration and composition. This study was also to determine the effect of the bedrock mineralization upon the distribution patterns of the twelve chemical elements within the major components of the two landscape traverses (i.e. soil profiles and tree branches). The lead distribution within the soils of the signal traverse showed localized accumulations of lead within the overburden with maximum values occurring within the organic A horizon of soil profile #10. Above average concentrations of lead were common within the signal traverse, however, the other elements studied were not significantly different from those averages determined throughout the soils of the control traverse. The spruce twig samples did not have corresponding accumulations of lead near the soil lead anomaly. This is attributable to the very localized nature of the lead dispersion pattern within the soils. This approach to the study of the geochemistry of a natural landscape was effective in establishing: a) average or "normal" trace element distribution patterns b) local variations in the landscape morphology and c) the effect of unusually high lead concentrations upon the geochemistry of the landscape (i.e. within the soil profiles and tree branches). This type of study provides the basis for further more intensive studies and serves only as a first approximation of the behaviour of elements within a natural landscape.
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A photograph of a tree lined lake. The location of the lake is unknown.
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A landscape photograph of a lake and surrounding trees.
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A landscape photograph of a lake and surrounding trees.
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A landscape photograph of a lake and surrounding trees.
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A landscape photograph of a lake.
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La version intégrale de cette thèse est disponible uniquement pour consultation individuelle à la Bibliothèque de musique de l’Université de Montréal (www.bib.umontreal.ca/MU).
Landscape all'Antica and Topographical Anachronism in Roman Fresco Painting of the Sixteenth Century
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An article derived from the first chapter of the writer's doctoral thesis, “Paysage et Pouvoir. Les décors topographiques à Rome et dans le Latium au XVIe siècle.”
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Le syndrome de Joubert est une maladie récessive caractérisée par une malformation congénitale distincte du tronc cérébral et du cervelet, associée à une anomalie des mouvements oculaires (apraxie oculomotrice), une respiration irrégulière, un retard de développement, et une ataxie à la démarche. Au cours de la dernière décennie, plus de 20 gènes responsables ont été identifiés, tous ayant un rôle important dans la structure et la fonction des cils primaires. Ainsi, le syndrome de Joubert est considéré une ciliopathie. Bien que le Syndrome de Joubert ait été décrit pour la première fois dans une famille canadienne-française en 1969, le(s) gène(s) causal demeurait inconnu dans presque tous les cas de syndrome de Joubert recensés en 2010 dans la population canadienne-française, soit début de mon projet doctoral. Nous avons identifié un total de 43 individus canadiens-français (35 familles) atteints du syndrome de Joubert. Il y avait un regroupement de familles dans la région du Bas-Saint-Laurent de la province de Québec, suggérant la présence d'un effet fondateur. L’objectif de ce projet était de caractériser la génétique du syndrome de Joubert dans la population canadienne-française. Notre hypothèse était qu’il existait un effet fondateur impliquant au moins un nouveau gène JBTS. Ainsi, dans un premier temps, nous avons utilisé une approche de cartographie par homozygotie. Cependant, nous n’avons pas identifié de région d’homozygotie partagée parmi les individus atteints, suggérant la présence d’une hétérogénéité génétique ou allélique. Nous avons donc utilisé le séquençage exomique chez nos patients, ce qui représente une approche plus puissante pour l’étude de conditions génétiquement hétérogènes. Nos travaux ont permis l’identification de deux nouveaux gènes responsables du syndrome de Joubert: C5orf42 et TMEM231. Bien que la localisation cellulaire et la fonction de C5orf42 soient inconnus au moment de cette découverte, nos résultats génétiques combinés avec des études ultérieures ont établi un rôle important de C5orf42 dans la structure et la fonction ciliaire, en particulier dans la zone de transition, qui est une zone de transition entre le cil et le reste de la cellule. TMEM231 avait déjà un rôle établi dans la zone de transition ciliaire et son interaction avec d’autres protéines impliquées dans le syndrome de Joubert était connu. Nos études ont également identifié des variants rares délétères chez un patient JBTS dans le gène ciliaire CEP104. Nous proposons donc CEP104 comme un gène candidat JBTS. Nous avons identifié des mutations causales dans 10 gènes, y compris des mutations dans CC2D2A dans 9 familles et NPHP1 dans 3 familles. Au total, nous avons identifié les mutations causales définitives chez 32 des 35 familles étudiées (91% des cas). Nous avons documenté un effet fondateur complexe dans la population canadienne-française avec de multiples mutations récurrentes dans quatre gènes différents (C5orf42, CC2D2A, TMEM231, NPHP1). Au début de ce projet de recherche, l’étiologie génétique était inconnue chez les 35 familles touchées du syndrome de Joubert. Maintenant, un diagnostique moléculaire définitif est identifié chez 32 familles, et probable chez les 3 autres. Nos travaux ont abouti à la caractérisation génétique du syndrome de Joubert dans la population canadienne-française grâce au séquençage exomique, et révèlent la présence d'un effet fondateur complexe avec une l'hétérogénéité allélique et intralocus importante. Ces découvertes ont éclairé la physiologie de cette maladie. Finalement, l’identification des gènes responsables ouvre de nouvelles perspectives diagnostiques ante-natales, et de conseils génétique, très précieuses pour les familles.
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Aiming at consensus building in environmental management with democratic procedure, a communication tool for mutual understanding is profoundly needed. The main purpose of this research is the establishment of a practical methodology to understand vernacular meanings of the environment in terms of resident landscape perception as a precondition for environmental discussion.
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Die Beiträge dieser Veröffentlichung sind aus Vorträgen anlässlich der Postdoc-Konferenz zu Ehren von Prof. Dr. Detlev Ipsen, der sich im September 2010 aus dem Universitätsdienst verabschiedete, entstanden. Das inhaltliche Kernprogramm der Postdoc-Konferenz war bewusst auf sehr unterschiedliche Perspektiven auf den Raum und die Raumwahrnehmung ausgerichtet und bildet sich auch in den Beiträgen dieser Veröffentlichung ab. Elisabeth Heidenreich widmet sich in ihrem Beitrag „Der moderne Dschihad und seine (sakralen) Räume“ den technischen Räumen des islamistischen Terrorismus. Hans-Ulrich Werner zeigt in seinem Beitrag „SoundScapes als Klang und Raum“ verschiedene Begegnungen der Musik- und Klangwissenschaft mit der Stadt- und Umweltplanung auf und setzt sich mit der Bedeutung und Transformation von „Klangräumen“ in der Planung auseinander. Der Beitrag von Susanne Kost „Kulturbedingte Unterschiede im Landschaftsbewusstsein – eine Annäherung“ analysiert, wie und wodurch sich bestimmte Handlungs- und Wahrnehmungsweisen in Kulturen entwickelt haben könnten und ob sich am Beispiel der Niederlande bestimmte Muster der Landschaftswahrnehmung identifizieren lassen. Ilya Maharika erörtert in seinem Beitrag „Urban Gene of Desakota. A Dynamic of Indonesian Urban-Rural Continuum with the Case of Yogyakarta Region” internationale Phänomene und Dynamiken im Stadt-Land-Gefüge.
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The objective of this study was to develop an internet-based seminar framework applicable for landscape architecture education. This process was accompanied by various aims. The basic expectation was to keep the main characteristics of landscape architecture education also in the online format. On top of that, four further objectives were anticipated: (1) training of competences for virtual team work, (2) fostering intercultural competence, (3) creation of equal opportunities for education through internet-based open access and (4) synergy effects and learning processes across institutional boundaries. This work started with the hypothesis that these four expected advantages would compensate for additional organisational efforts caused by the online delivery of the seminars and thus lead to a sustainable integration of this new learning mode into landscape architecture curricula. This rationale was followed by a presentation of four areas of knowledge to which the seminar development was directly related (1) landscape architecture as a subject and its pedagogy, (2) general learning theories, (3) developments in the ICT sector and (4) wider societal driving forces such as global citizenship and the increase of open educational resources. The research design took the shape of a pedagogical action research cycle. This approach was constructive: The author herself is teaching international landscape architecture students so that the model could directly be applied in practice. Seven online seminars were implemented in the period from 2008 to 2013 and this experience represents the core of this study. The seminars were conducted with varying themes while its pedagogy, organisation and the technological tools remained widely identical. The research design is further based on three levels of observation: (1) the seminar design on the basis of theory and methods from the learning sciences, in particular educational constructivism, (2) the seminar evaluation and (3) the evaluation of the seminars’ long term impact. The seminar model itself basically consists of four elements: (1) the taxonomy of learning objectives, (2) ICT tools and their application and pedagogy, (3) process models and (4) the case study framework. The seminar framework was followed by the presentation of the evaluation findings. The major findings of this study can be summed up as follows: Implementing online seminars across educational and national boundaries was possible both in term of organisation and technology. In particular, a high level of cultural diversity among the seminar participants has definitively been achieved. However, there were also obvious obstacles. These were primarily competing study commitments and incompatible schedules among the students attending from different academic programmes, partly even in different time zones. Both factors had negative impact on the individual and working group performances. With respect to the technical framework it can be concluded that the majority of the participants were able to use the tools either directly without any problem or after overcoming some smaller problems. Also the seminar wiki was intensively used for completing the seminar assignments. However, too less truly collaborative text production was observed which could be improved by changing the requirements for the collaborative task. Two different process models have been applied for guiding the collaboration of the small groups and both were in general successful. However, it needs to be said that even if the students were able to follow the collaborative task and to co-construct and compare case studies, most of them were not able to synthesize the knowledge they had compiled. This means that the area of consideration often remained on the level of the case and further reflections, generalisations and critique were largely missing. This shows that the seminar model needs to find better ways for triggering knowledge building and critical reflection. It was also suggested to have a more differentiated group building strategy in future seminars. A comparison of pre- and post seminar concept maps showed that an increase of factual and conceptual knowledge on the individual level was widely recognizable. Also the evaluation of the case studies (the major seminar output) revealed that the students have undergone developments of both the factual and the conceptual knowledge domain. Also their self-assessment with respect to individual learning development showed that the highest consensus was achieved in the field of subject-specific knowledge. The participants were much more doubtful with regard to the progress of generic competences such as analysis, communication and organisation. However, 50% of the participants confirmed that they perceived individual development on all competence areas the survey had asked for. Have the additional four targets been met? Concerning the competences for working in a virtual team it can be concluded that the vast majority was able to use the internet-based tools and to work with them in a target-oriented way. However, there were obvious differences regarding the intensity and activity of participation, both because of external and personal factors. A very positive aspect is the achievement of a high cultural diversity supporting the participants’ intercultural competence. Learning from group members was obviously a success factor for the working groups. Regarding the possibilities for better accessibility of educational opportunities it became clear that a significant number of participants were not able to go abroad during their studies because of financial or personal reasons. They confirmed that the online seminar was to some extent a compensation for not having been abroad for studying. Inter-institutional learning and synergy was achieved in so far that many teachers from different countries contributed with individual lectures. However, those teachers hardly ever followed more than one session. Therefore, the learning effect remained largely within the seminar learning group. Looking back at the research design it can be said that the pedagogical action research cycle was an appropriate and valuable approach allowing for strong interaction between theory and practice. However, some more external evaluation from peers in particular regarding the participants’ products would have been valuable.
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This paper examines the strategies and techniques researched and implemented by the International Union for Conservation of Nature (IUCN) in villages in the vicinity of Doi Mae Salong in Chiang Rai Province, Thailand. The strategies revolve around the paradigm linking poverty alleviation, conservation and landscape restoration. IUCN and its partners specifically researched and implemented schemes directed toward diversification of the household economy through alternative and sustainable intensified agriculture techniques based on balancing conservation and livelihood objectives. The projects aimed to reduce poverty and build the resilience of smallholders through decentralised governance arrangements including land use planning schemes and stakeholder negotiation. Considering the agro-ecological system on a catchment-wide scale enhances the conceptual understanding of each component, collectively forming a landscape matrix with requisite benefits for biodiversity, smallholder livelihoods and ecosystem services. In particular, the role of enhancing ecosystem services and functions in building socio-ecological resilience to vulnerabilities such as climate and economic variability is paramount in the process.