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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.
171

An Exploration of Language, Policies, and Collaborative Actions by Planning and Public Health Professionals to Guide Active Community Design

BERGERON, KIMBERLY ANN 06 June 2012 (has links)
The objective of this research project was to gain a better understanding of the language, policies and collaborative actions undertaken by planning and public health professionals that are relevant to the design of active communities. The overarching aim of this research was to develop resources to facilitate the collaborative efforts of planners and public health professionals working together to create active communities. To this end, three studies were undertaken. In the first study, publicly available documents, websites, and published reports from five Government of Ontario ministries were reviewed. The review produced 136 terms for inclusion in a joint glossary of terms for planners and public health professionals. In the second study legislation/strategies from the same five government ministries were reviewed and interviews were conducted with 10 government policy-makers to identify priorities, challenges and inter-sectoral collaboration to enhance the design of active communities. This process produced a policy inventory of 39 Ontario laws/strategies that govern planners and public heath professionals working to enhance the design of active communities and identified challenges related to achieving inter-ministry collaboration and coordination towards a provincial active communities’ agenda. The third study recruited planners and public health professionals working in the province of Ontario to participate in a concept mapping process to identify ways they currently work together to enhance the design of active communities. This process generated 72 actions that represent collaborative efforts planners and public health professionals engage in when designing active communities. These actions were then organized by importance and feasibility, resulting in the development of a coordinated action framework that features four planning actions for planners, nineteen proximal and six distal coordinated actions for planners and public health professionals and six public health actions for public health professionals. Collectively, results from these three studies contribute to our understanding of the language, policies, and collaborative actions employed by planning and public health professionals that are relevant to the design of active communities. The resources developed from this project are intended to support and facilitate the collaborative efforts of planners and public health professionals working to create active communities. / Thesis (Ph.D, Kinesiology & Health Studies) -- Queen's University, 2012-06-04 14:33:13.672
172

Perceptions about Crime and Safety in the Region of Peel: A Qualitative Assessment of Connections between the Social and Built Environment and Crime in Three Neighbourhoods

Lee, Gillian 03 December 2013 (has links)
This thesis investigated the role that local environmental factors play in influencing perceptions of crime and safety across three neighbourhoods within the Region of Peel, Ontario. Semi-structured interviews were conducted with local experts to examine their perceptions of crime and safety, and elements of the built and social environment that may influence these perceptions and identified dimensions of social capital that serve as pathways through which broader environmental determinants of crime and safety can become embedded at the local neighbourhood level. Findings of this research revealed that the perceived relationships between the social and built environment and crime are complex and that dimensions of social capital such as informal social ties serve as a mediator between the environment and perceptions about crime and how perceived and actual crime may be reduced by modifying elements of the built and social environment in order to strengthen local dimensions of social capital.
173

Perceptions about Crime and Safety in the Region of Peel: A Qualitative Assessment of Connections between the Social and Built Environment and Crime in Three Neighbourhoods

Lee, Gillian 03 December 2013 (has links)
This thesis investigated the role that local environmental factors play in influencing perceptions of crime and safety across three neighbourhoods within the Region of Peel, Ontario. Semi-structured interviews were conducted with local experts to examine their perceptions of crime and safety, and elements of the built and social environment that may influence these perceptions and identified dimensions of social capital that serve as pathways through which broader environmental determinants of crime and safety can become embedded at the local neighbourhood level. Findings of this research revealed that the perceived relationships between the social and built environment and crime are complex and that dimensions of social capital such as informal social ties serve as a mediator between the environment and perceptions about crime and how perceived and actual crime may be reduced by modifying elements of the built and social environment in order to strengthen local dimensions of social capital.
174

Associations between Adolescents' School Travel-Physical Activity, School Travel Mode, and Neighbourhood Walkability

Frazer, Amanda Donatienne Claudia 24 July 2013 (has links)
Introduction: Physical activity (PA) in Canadian adolescents is low, and active travel to school is an important source of PA. Neighbourhood walkability is linked to youth PA, and may also be related to school travel behaviour. Therefore, the aim of this thesis was to explore the association between adolescents’ school travel-PA, school travel mode, and walkability in urban and suburban neighbourhoods. Methods: Adolescents (n=234; grade 8-10) were sampled from schools in a high walkability urban (n=52) and a low walkability suburban neighbourhood (n=182). PA was measured by accelerometry (ActiGraph; ≥4d 600 min·d-1), and converted from activity counts to minutes of moderate-to-vigorous PA (MVPA). Travel-PA was derived from minutes of MVPA accrued during the hour before and after school. Travel mode was self-reported (i.e., walk, bike, transit, school bus, car). Analyses were stratified by sex and travel mode (Stata v.10). Results: Valid travel data were provided by 224 participants (49.6% girls). Prevalence of travel modes differed significantly between urban and suburban boys (χ2=25.4, p<0.001) and girls (χ2=21.0, p<0.001). Valid PA and travel data were available for an analytical sample (n=91, 58.2% girls). Differences in collapsed modes (active vs. passive) were not significant between cohorts for boys (χ2=1.5, p=0.22) or girls (χ2=0.3, p=0.61). Minutes of travel-PA were significantly higher in urban than suburban boys for both active (29.4±9.2 vs. 11.0±9.2, p<0.001) and passive travel (22.6±2.7 vs. 8.8±7.4, p<0.001). There were no significant differences in girls. Conclusion: These results suggest that neighbourhood walkability may be associated with school travel-PA in boys, regardless of travel mode. More research is needed to understand this association in girls. The research also showed travel modes were different between neighbourhood cohorts, but when modes were collapsed into larger categories (passive and active) they were not. Future research should analyse school travel-PA by detailed travel modes whenever possible. / Graduate / 0573 / afrazer@uvic.ca
175

Remembering Community Settings: Exploring dementia-friendly urban design in British Columbian municipalities

Przydatek, Maria 08 August 2014 (has links)
Focusing on the relationship between individuals with dementia and their environments, this research explores how to improve quality of life for those with dementia by increasing the capacity of existing urban public spaces. A content analysis of municipal planning documents (N =51) contextualized interviews, conducted with municipal urban planners (N =13) in the province of British Columbia, exploring their perspectives on designing dementia-friendly public spaces. Seven themes were identified from the findings. Furthermore, planners did not know much about planning for dementia, either suggesting they were perhaps already addressing dementia through other disability guidelines, or saying they did not know what could be done in the urban environment regarding dementia. They were open to learning more about dementia-friendly approaches. Incorporating the key dementia-friendly principles of familiarity, comfort, distinctiveness, accessibility, safety, inclusiveness and independence into age-friendly policy or Official Community Plans would promote designs that benefit persons with dementia, as well as many others with mental and physical impairments. / Graduate / 0573 / 0999 / mprzy@uvic.ca
176

Neighbourhood Built and Social Environments and Individual Physical Activity and Body Mass Index: A Multi-method Assessment

Prince, Stephanie 16 March 2012 (has links)
Background: Obesity and physical inactivity rates have reached epidemic levels in Canada, but differ based on whether they are self-reported or directly measured. Canadian research examining the combined and independent effects of social and built environments on adult physical activity (PA) and body mass index (BMI) is limited. Furthermore there is a lack of Canadian studies to assess these relationships using directly measured PA and BMI. Objectives: The objectives of this thesis were to systematically compare self-reported and directly measured PA and to examine associations between neighbourhood built and social environmental factors with both self-reported and directly measured PA and overweight/obesity in adults living in Ottawa, Canada. Methods: A systematic review was conducted to identify observational and experimental studies of adult populations that used both self-report and direct measures of PA and to assess the agreement between the measures. Associations between objectively measured neighbourhood-level built recreation and social environmental factors and self-reported individual-level data including total and leisure-time PA (LTPA) and overweight/obesity were examined in the adult population of Ottawa, Canada using multilevel models. Neighbourhood differences in directly measured BMI and PA (using accelerometry) were evaluated in a convenience sample of adults from four City of Ottawa neighbourhoods with contrasting socioeconomic (SES) and built recreation (REC) environments. Results: Results from the review generally indicate a poor level of agreement between self-report and direct measures of PA, with trends differing based on the measures of PA, the level of PA examined and the sex of the participants. Results of the multilevel analyses identified that very few of the built and social environmental variables were ii significantly associated with PA or overweight/obesity. Greater park area was significantly associated with total PA in females. Greater green space was shown to be associated with lower odds of male LTPA. Factors from the social environment were generally more strongly related to male outcomes. Further to the recreation and social environment, factors in the food landscape were significantly associated with male and female PA and overweight/obesity. Results of the directly measured PA and BMI investigation showed significant neighbourhood-group effects for light intensity PA and sedentary time. Post-hoc tests identified that the low REC/high SES neighbourhood had significantly more minutes of light PA than the low REC/low SES. BMI differed between the four neighbourhoods, but the differences were not significant after controlling for age, sex and household income. Conclusions: Results of this dissertation show that the quantity of PA can differ based on its method of measurement (i.e. between self-report and direct methods) with implications for the interpretation of study findings. It also identifies that PA and BMI can differ by neighbourhood and recognizes that the relationships between neighbourhood environments and PA and body composition are complex, may be differ between males and females, and may not always follow intuitive relationships. Furthermore it suggests that other factors in the environment not examined in this dissertation may influence adult PA and BMI and that longitudinal and intervention studies are needed.
177

Isovist Analysis as a Tool for Capturing Responses Towards the Built Environment

Dzebic, Vedran January 2013 (has links)
Experience of the built-environment is said to be dependent on visual perception and the physical properties of space. Scene and environmental preference research suggests that particular visual features greatly influence one’s response to their environment. Typically, environments which are informative and allow an individual to gain further knowledge about their surroundings are preferred. Although, such findings could be applied to the design process it is first necessary to develop a way in which to accurately and objectively describe the visual properties within an environment. Recently it has been proposed that isovist analysis could be employed to describe built-environments. In two experiments we examined whether or not isovist analysis can capture experience of real-world environments. In Experiment one we demonstrated that isovist analysis can be employed to describe experience of environment within a controlled, laboratory environment. In Experiment two we employed some of the methods of post-occupancy analysis to examine the robustness of the isovist approach and whether it would capture experience of a complex, real-world environment. The results of Experiment two suggest that isovist analysis could capture certain experiences, such as spaciousness, but failed to capture other responses. Regression analysis suggests that a large number of variables predicted experience, including previous experience with the building and the presence of other individuals. These findings suggest that experience of real-world, complex environments cannot be captured by the visual properties alone, but also highlight some of the other factors, such as presence of others and previous experiences may influence experience of built settings. Implications for the design processes are described.
178

How Does Beauty Matter? An Exploration of Employee Perceptions of Office Aesthetics

Siler, Elizabeth 01 February 2009 (has links)
Buildings make it possible for people to work together in organizations. In organization studies research, the physical aspects of organizations have been neglected in favor of intangible aspects (Gagliardi, 1996; Strati, 1999). Much of the research in management and organizational studies about physical workplaces concentrates on the instrumental aspects of offices, such as the relationship between open-plan offices and employee attitudes and behaviors (e.g. Hatch, 1987; Oldham, 1988), but it does not address the aesthetic aspects of offices. The physical workplace is part of the field of organizational aesthetics, which encompasses a range of topics and theoretical approaches, from aesthetics as a way of knowing organizations to the arts and related industries. This study explored the importance of aesthetics--beauty or its lack--in the day-to-day lives of people in organizations by exploring individuals' meanings of and experiences of their offices. At the same time, it examined the relationship between aesthetics and instrumentality of the physical workplace. How do office aesthetics matter in the way that work gets done in an organization? This study used Q-methodology (Brown, 1980; Stephenson, 1953) to explore individuals' experiences of their physical workplaces. Aesthetics and instrumentality were connected through site selection. Sites were chosen based on their combination of good/bad aesthetics and good/limited functionality. Twenty-one participants in four locations were interviewed about their offices--what they liked and disliked, and why. From the interviews, a Q-sample of statements was developed, and 19 participants sorted them into a normal distribution from "most like my opinions of my office" to "most unlike my opinions of my office." The sorts were factor analyzed and interpreted using statement content, demographic characteristics of participants, and information about the organizations and participants that was learned through the interviews. The resulting four factors gave four different perspectives on office aesthetics. One group of participants loved their work and saw their offices as an avenue of self-expression, an extension of themselves. Another group experienced considerable emotional distress because their offices did not reflect the quality of their organizations' work. For a third group, functionality was primary. For the last group, the office stood in for the organization as a whole-- their feelings about their workspaces mirrored their feelings about their organization.
179

The implication of global warming on the energy performance and indoor thermal environment of air-conditioned office buildings in Australia

Guan, Li-Shan January 2006 (has links)
Global warming induced by the emissions of greenhouse gases is one of the most important global environmental issues facing the world today. Using the building simulation techniques, this research investigates the interaction and relationship between global warming and built environment, particularly for the air-conditioned office buildings. The adaptation potential of various building designs is also evaluated. Based on the descriptive statistics method, the Pearson Product Moment Correlation and the regression analysis method, ten years of historical hourly climatic data for Australia are first analyzed. The distribution patterns of key weather parameters between a Test Reference Year (TRY) and multiple years (MYs), and between relatively cold and hot years are also compared. The possible cross-correlation between several different weather variables are then assessed and established. These findings form a useful basis and provide insights for the development of future weather models under "hot" global warming conditions and the explanation of building performance at different locations. Based on a review of the existing weather data generation models and findings from historic climatic data analysis, an effective method to generate approximate future hourly weather data suitable for the study of the impact of global warming is presented. This is achieved by imposing the future temperature projection from the global climate model on top of the historically observed weather data. Depending on the level of information available for the prediction of future weather conditions, this method allows either the method of retaining to current level, constant offset method or diurnal modelling method to be used. Therefore it represents a more comprehensive and holistic approach than previous one that have been used to convert the available weather data and climatic information to a format suitable for building simulation study. An example of the application of this method to the different global warming scenarios in Australia is also presented. The performance of a representative office building is then examined in details under the five weather scenarios (present, 2030 Low, 2030 High, 2070 Low and 2070 High) and over all eight capital cities in Australia. The sample building used for this study is an air conditioned, square shape, ten storey office tower with a basement carpark, which is recommended by the Australian Building Codes Board to represent the typical office building found in the central business district (CBD) of the capital cities or major regional centres in Australia. Through building computer simulations, the increased cooling loads imposed by potential global warming is quantified. The probable indoor temperature increases and overheating problems due to heat load exceeding the capacity of installed air-conditioning systems are also presented. It is shown that in terms of the whole building indoor thermal environment, existing buildings would generally be able to adapt to the increasing warming of the 2030 year Low and High scenarios projections and the 2070 year Low scenario projection. For the 2070 year High scenario, the study indicates that the existing office buildings in all capital cities will suffer from the overheating problem. To improve the building thermal comfort to an acceptable standard (ie, less than 5% of occupied hours having indoor temperature over 25°), a further increase of 4-10% of building cooling load is required. The sensitivity of different office building zoning (i.e. zone at different floors and/or with different window orientation) to the potential global warming is also investigated. It is shown that for most cities, the ground floor, and the South or Core zone would be most sensitive to the external temperature change and has the highest tendency to having the overheating problem. By linking building energy use to CO2 emissions, the possible increase of CO2 emissions due to increased building energy use is also estimated. The adaptation potential of different designs of building physical properties to global warming is then examined and compared. The parametric factors studied include the building insulation levels, window to wall ratio, window glass types, and internal load density. It is found that overall, an office building with a lower insulation level, smaller window to wall ratio and/or a glass type with lower shading coefficient, and lower internal load density will have the effect of lowering building cooling load and total energy use, and therefore have a better potential to adapt to the warming external climate. This phenomenon can be linked to the nature of internal-load dominated office-building characteristics. Based on these findings, a series of design and adaptation strategies have been proposed and evaluated.
180

Understanding and Managing Uncertainty in Metropolitan Planning

Michael John Abbott Unknown Date (has links)
Metropolitan regions around the world are growing rapidly and face a complex and uncertain future. Plans for metropolitan regions cover large geographic areas, address a wide range of issues, and involve governments and many other organizations. They are prepared and implemented over a long timeframe. Planning for the future of metropolitan regions involves addressing uncertainties about future trends, external events, organisational intentions, political agendas and community values. In this thesis, it is argued that traditional planning approaches that emphasise what is known or thought to be known need to be turned on their head and the focus of planning efforts aimed directly at understanding what is unknown or needs to be known, i.e. at uncertainties. It builds upon concepts of uncertainty from philosophy, economics, planning, management theory and psychology to develop a comprehensive and dynamic conceptual framework for understanding and managing uncertainties in metropolitan planning. Uncertainties are perceived in social processes. The conceptual framework developed in this thesis distinguishes between environmental uncertainties, which are perceived by all people in a community, and process uncertainties, which are perceived by people actively involved in a planning process. The framework identifies five types of uncertainties to be understood and managed in planning: external uncertainties; chance events; causal uncertainties; organisational uncertainties; and value uncertainties. Planning processes envisage and construct alternative futures and each of these alternatives raises different uncertainties. Planning is conceived as a process of exploring alternative futures by visioning and analytical methods and of agreeing on a desired/ planned future and on how to get there. The conceptual framework has been used as a basis for two case studies of the preparation of metropolitan plans: the Livable Region Strategic Plan 1996 for Greater Vancouver, Canada; and the Regional Framework for Growth Management 1995 for South East Queensland, Australia. The case studies show that all five types of uncertainties were perceived by people actively involved in metropolitan planning. The types and level of uncertainties perceived changed through the planning process according to stages in the process, activities in the process and other events. In exploring alternative futures and a desired future, the planning process raises uncertainties and these have to be addressed and dealt with in order to reach agreement about the final plan. The case studies show that uncertainties in plan preparation were dealt with in the following five ways: • Avoided by deleting these aspects or elements of the desired future; • Deferred to a later planning process; • Referred to be dealt with by a different organisation; • Resolved by additional information collection, agreements or consultation; and • Retained in the plan and reviewed with the passage of time or contingent events. The studies also show that how uncertainties are managed, and particularly how uncertainties are dealt with in reaching agreement about the planned future, directly affects the nature and contents of the metropolitan plan produced. In this process of reaching agreement, there is a tension between achieving better or achieving more certain outcomes. How agreement occurs is affected by the interests and views of powerful groups in the decision-making process. Overall, the research shows that a focus on uncertainties assists in understanding the planning process and its outputs and that metropolitan planning can be usefully conceived as a process of understanding and managing uncertainties. Based on this research, on planning theories and on risk management models, a framework for understanding and managing uncertainties in metropolitan plan-making is proposed, involving five main stages, namely: • Initiate the planning process; • Identify the uncertainties and planning approach; • Identify the Desired Future; • Agree on the Planned Future; and • Implement the plan. The management framework involves specific methods and processes for understanding and managing uncertainties in metropolitan plan-making. The aim of the framework is to agree on a better future for a metropolitan region, compared to the trend, and with more certainty of achievement. The theories or concepts that we use to represent events and their relationships determine the kinds of action we can envisage. In the quest for certainty about better future outcomes for metropolitan regions, this thesis shows that understanding and managing uncertainty provides a powerful guide to action.

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