• Title/Summary/Keyword: Liveability

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Understanding Contextualised Liveability from the Bottom Up: A Qualitative Analysis of the Participatory Planning Proposals in Daegu, South Korea

  • Choi, Yo Sep;Seo, Bo Kyong
    • Architectural research
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    • v.22 no.3
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    • pp.75-84
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    • 2020
  • This paper takes a qualitative approach to examining liveability by analysing the participatory planning proposals delivered by the local residents in Daegu, South Korea. Drawing on the textual resources of the proposals and interview data, the perceived liveability was found to vary across different neighbourhoods, and community cohesion and community capacity building were found highly valued in the liveability discourses in the Korean context. The paper argues that our understandings of liveability should be localised and contextualised at a sub-municipal level. It also highlights that participatory planning can be useful in articulating local communities' perception and experiences of liveability of their immediate localities, particularly in the less attractive and less affluent neighbourhoods in the city.

A Study on the 3rd Generation CPTED Process through Double Diamond (더블 다이아몬드를 적용한 3세대 CPTED 프로세스에 관한 연구)

  • Liu, He;Hong, Kwan-Seon
    • The Journal of the Korea Contents Association
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    • v.22 no.4
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    • pp.207-221
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    • 2022
  • The shortcomings of the previous Crime Prevention Through Environmental Design (CPTED) theory in practice have led to the limitations of the conventional crime prevention design process. The purpose of this study is to analyze the graftability of the third generation CPTED theoretical framework and the Double Diamond design process from a design perspective. Thus, the third generation CPTED visualization design process is proposed to be grafted with the Double Diamond design process. In the study, the propositions, goals, strategic approaches, and liveability principles of the third-generation theoretical framework are clarified according to the relevant studies by scholars. In addition, the study identifies the limitations of conventional crime prevention design processes in terms of practicality and effectiveness, based on corrections from research in different scientific fields. On this basis, the Framework of Innovation of the British Design Council was used to clarify the benchmarks and foundations for the grafting of the third-generation theoretical framework and the Double Diamond design process. In addition, the details of the grafting are analyzed and explained in terms of phase outputs and phase activities. The significance of the study is that the third-generation CPTED visualization design process, which is grafted to the Double Diamond design process, can help residents to implement behaviors that reflect their self-worth and create a state of engagement. As well, it can inform the collaboration between design and non-design staff in CPTED projects.

Free-range Poultry Production - A Review

  • Miao, Z.H.;Glatz, P.C.;Ru, Y.J.
    • Asian-Australasian Journal of Animal Sciences
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    • v.18 no.1
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    • pp.113-132
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    • 2005
  • With the demand for free-range products increasing and the pressure on the intensive poultry industry to improve poultry welfare especially in western countries, the number of free-range poultry farms has increased significantly. The USA, Australia and European countries have developed Codes of Practice for free-range poultry farming which detail the minimum standards of husbandry and welfare for birds. However, the performance and liveability of free-range birds needs to be improved and more knowledge is required on bird husbandry, feed supply, disease control and heat wave management. This review examines the husbandry, welfare, nutrition and disease issues associated with free-range poultry systems and discusses the potential of incorporating free-range poultry into a crop-pasture rotation system.

Analysis on Liveability of Multi-Family Housing Blocks in Seoul, Korea: A Focus on Comparison with Multi-Household Housings

  • Shin, Eunha;Kim, Heungsoon
    • Architectural research
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    • v.19 no.3
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    • pp.63-70
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    • 2017
  • The purpose of this study was to examine the effect of housing units assembled as complexes on residential satisfaction. Two analyses were performed to examine residential satisfaction of Multi-Family Housing Blocks (MFHB; complex) and Multi-Household Housing (MH; non-complex). The residents from both housing types were surveyed on nine categories of questions regarding residential satisfaction and one on overall satisfaction from their experiences. First, the t-test results between MFHB and MH suggest that MFHB has insufficient effect in terms of improvement over MH, as their satisfaction differences are either insignificant or uncontrollable. Second, the common factors affecting Overall Satisfaction of MFHB and MH are Maintenance and Residential Environments.

Smart City Policies Revisited: Considerations for a Truly Smart and Sustainable Urbanism Practice

  • Yigitcanlar, Tan
    • World Technopolis Review
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    • v.7 no.2
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    • pp.97-112
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    • 2018
  • The notion of smart cities, presently, is a highly popular topic in urban policy circles. This concept is adopted by many cities across the world-with an aim of increasing urban smartness in various ways and areas. Productivity, innovation, liveability, wellbeing, accessibility, sustainability, governance, planning, and citizen participation are among these areas. Despite good policy intentions, smart city initiatives in practice had only limited impact in delivering the desired urban outcomes. This paper aims to investigate the smart city phenomenon and its planning practice approaches from an evolutionary perspective. The study places smart city plans and strategies of a number of cities across the globe under the microscope. The findings reveal that current smart city efforts are not adequate to combat the challenges of the Anthropocene epoch-that is already upon us. This paper concludes with a consolidated definition of smart and sustainable cities and considerations for moving towards Post-Anthropocentric urbanism-that is truly smart and sustainable urbanism-to avoid an imminent urban ecocide.

Influence of Depth of Rice Husk Litter on Broiler Performance, Litter Dampness and its Coccidial Oocyst Population During Winter

  • Mizu, M.M.R.;Chowdhury, S.D.;Karim, M.J.;Debnath, S.C.
    • Asian-Australasian Journal of Animal Sciences
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    • v.11 no.4
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    • pp.450-454
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    • 1998
  • Four groups each containing 48 seven-day-old broiler chicks were reared for 7 weeks during winter on rice husk litter spread to depths of 20, 30, 40 or 50 mm. Broiler performance was evaluated in terms of weight gain, feed consumption, feed efficiency and production number. Litter dampness was determined and coccidial oocyst populations were counted at different weeks of age. The depth of litter did not significantly affect live weight gain, feed consumption, feed conversion ratio, liveability or production number. Variation in moisture contents of litter was observed but the coccidial oocysts count per gramme of litter was within the safety level and therefore, there was no outbreak of coccidiosis in any group. Use of rice husk litter at different depths (20 to 50 mm) did not cause any breast blisters or leg abnormalities. It was concluded that rice husk can be used as litter at depths of between 20 and 50 mm during winter to raise broilers without affecting performance characteristics and health of birds.

An Evaluating of Daylighting Performance by Venetian Blind Shapes Type Change - Centre on Radiance Program (베네치안 블라인드 슬랫각도 형태변화에 따른 주광성능에 관한 연구 - Radiance Program 중심으로)

  • Lim, Tae Sub;Park, Jong Myung;Lim, Jung Hee;Kim, Byung Seon
    • KIEAE Journal
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    • v.13 no.5
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    • pp.59-66
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    • 2013
  • Current Architectural Facade Designs have been trending to increased glass areas resulting in increasing impact on interior lighting and daylighting. In regards to indoor environmental quality, the increase in window space has a large impact on the daylighting received which ultimately impacts the liveability of a space. Especially when considering seasons, in the summer, excessive daylighting can result in glare as well as put an increased load in conditioning the air space further reducing energy efficiency. As a result, in order to improve the sustainability performance of a building, it is important to limit the natural lighting exposure to properly meet the needs and conditions of the building occupants. One of the most representative features to limit excessive sunlight exposure, is to incorporate operable blind systems. To this end, this research has been based on simulations performance through the Radiance Program. Radiance is capable of analyzing performance of daylight and impact of sunlight. Through analysis of different slat angles and blind shapes, impact and minimization of energy usage was evaluated. Furthermore, seasonal analysis was performed in order to understand the effects of seasonal climate factors. Ultimately this research provides an analysis of operable blinds optimization and effects of blind shape, control factors and angle of shading.

Analysis of Health Status of Street Trees and Major Affecting Factors on Deogyeong-daero in Suwon (수원시 덕영대로의 가로수 건강성 평가 및 주요 영향요인 분석)

  • Kim, Eun-Young;Jung, Kyung-Min
    • Journal of the Korean Society of Environmental Restoration Technology
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    • v.22 no.2
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    • pp.49-57
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    • 2019
  • The street trees increase the liveability of cities by reducing stormwater runoff, improving air quality, storing carbon, providing shade, and ameliorating the urban heat-island effect. In this study, the health status of street trees in Suwon was evaluated, and the factors affecting the growth of the trees were also derived. In order to evaluate the growth and health of street trees, field survey was carried out on a total of 125 trees in 25 sections of the Deogyeong-daero where is through the city. During the field survey, the following items were examined: Street trees health status (i.e. species, height, DBH (diameter at breast height), planting types, vigor, etc.), soil factors (i.e. soil temperature, humidity, pH, hardness, etc.), and environmental factors (i.e. landuse, road width, etc.). As the results of field survey, the main species of the street trees was Zelkova serrata, which was healthy in most of the sections. The factors such as planting types, soil temperatures, tree root cover, road extension, distance from the road were derived to affect the growth and health of street trees, and the differences were significant. The results of this study were derived the following conclusions for vigorous street trees: First, it is important to install and maintain the protection facilities like tree root cover for the growth of trees. Second, it is necessary to discuss how to plant multiple trees in narrow spaces like a street green space. Third, it is important to provide appropriate soil conditions continuously for growth of threes. Finally, it should be utilized as a mitigation measure of urban heat island effects.

Effects of a new generation of fish protein hydrolysate on performance, intestinal microbiology, and immunity of broiler chickens

  • Amir Hossein Alizadeh-Ghamsari;Amir Reza Shaviklo;Seyyed Abdullah Hosseini
    • Journal of Animal Science and Technology
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    • v.65 no.4
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    • pp.804-817
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    • 2023
  • This study was conducted to evaluate the effects of co-dried fish protein hydrolysate (CFPH) on broilers performance, intestinal microbiology, and cellular immune responses. Five hundred one-day-old (Ross 308) male broilers were allocated to four treatments with five replicates of 25 birds in a completely randomized design. The experimental treatments included four levels of CFPH (0% as the control, 2.5%, 5%, and 7.5%) in the isonitrogenous and isocaloric diets. During the experiment, body weight (BW) and feed intake (FI) were periodically recorded in addition to calculating average daily gain (ADG), feed conversion ratio (FCR), liveability index, and European broiler index (EBI). In addition, cellular immune responses were evaluated at 30 days of age. On day 42, ileal contents were obtained to examine the microbial population. Based on the findings, Dietary supplementation of 5 and 7.5% CFPH increased the percentage of the thigh while decreasing the relative weight of the gizzard compared to the control group. The highest relative length of jejunum was observed in birds receiving 2.5 and 5% CFPH, and its highest relative weight belonged to birds fed with 5% CFPH. The number of coliforms, enterobacters, and total gram-negative bacteria in the intestines of birds receiving CFPH was less than that of the control group. In general, the application of CFPH in broiler nutrition can decrease the level of soybean meal in diet and it can be considered as a new protein supplement in poultry production. It is suggested to study the incorporation of this new supplement in other livestock's diets.