• Title/Summary/Keyword: sustainable urban development

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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.

Simulating the Impacts of the Greenbelt Policy Reform on Sustainable Urban Growth: The Case of Busan Metropolitan Area

  • Kim, Jinsoo;Park, Soyoung
    • Journal of the Korean Society of Surveying, Geodesy, Photogrammetry and Cartography
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    • v.33 no.3
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    • pp.193-202
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    • 2015
  • The greenbelt of South Korea has been under the process of adjustment and removal since its first designated year. This research is aimed at predicting the effect that the removal of the greenbelt has on urban growth. The SLEUTH model was executed via three calibration phases using historical data between 1990 and 2010. The urban growth of Busan Metropolitan City was predicted under its historical trend, as well as two different scenarios including development and compact development up to the year 2030. The accuracy of model, as verified by ROC, was 85.7%. The historical trend scenario showed the smallest increase, with the urban area expanding from 175.96 km2 to 214.68 km2 in 2030. Scenario 2, the development scenario, showed the most increase, with a 39.9% growth rate from 2010 to 2030. However, according to scenario 3, the compact development scenario, the urban area decreased in comparison to scenario 2. Accordingly, it is necessary to have effective urban growth management to provoke eco-friendly development on the removed areas, and to strengthen the non-removed areas for sustainable development. The results obtained in this study showed that the SLEUTH model can be useful for predicting urban growth, and that it can help policy makers establish proper urban planning as a decision-support tool for sustainable development.

A Study on Sustainable Development of Urban Area in Green Belt -Focused on City Development of Sustainable Compact City Method (개발제한구역 내 도시의 지속가능한 개발을 위한 연구 -지속가능한 컴팩트시티형 도시개발을 중심으로)

  • Chung, Jae-Yong;Oh, Min-Jun
    • Journal of the Korea Academia-Industrial cooperation Society
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    • v.12 no.12
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    • pp.5917-5930
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    • 2011
  • This study suggests Compact City type urban development strategies and planning elements with the purpose of sustainable development. The suggestions are based on analysis of the development projects promoted in the cities within Green-Belt. Following are the findings of this study: First, in the late 20th century, Compact-City has been suggested as standard of sustainable urban development in the developed countries, and this promoted urban development plans were presented in detail. Second, The development plans are suggested plan elements by urban environment, space, community, and management. It was classified as an applicable element in Green belt and Compact City type. Finally, after comparing several city development projects (Gwacheon, Uiwang, Hanam), differences and Limitations between the Compact-City type urban development. Considering analysis of this study, urban development projects in Green Belt should be prepared to sustainable Compact city type urban development.

Environmental Conservation and Sustainable Pusan Development Strategy (환경보전과 지속가능한 부산의 도시개발방안)

  • Hwang, Young-Woo;Song, Kyo-Ook;Yhang, Wii-Joo
    • Journal of Environmental Science International
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    • v.6 no.3
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    • pp.195-203
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    • 1997
  • Pusan has experienced some different paths of urbanization and industrialization compared to other cities. and has faced the problem of over-saturation In enoronmental capacity. Pusan needs to fond out sustainable development strategies based on Agenda 21 by UNCED In 1992 to secure urban renewal. Therefore. Pusan's sustainable development strategies focus on the 1)research on envlronmental capacity and reasonable population accommodation 2)supp1y of basic enoronmental facilities for the human settlement 3)protection and efficient management of environmental pollution 4)saving and control of energy and other resources S)independent and stable euecution of plan based on biological relation 6)harmony between nature and urban spatial organization. In addition. these policies can be suggested along with the conclusions; First, ostablishment of green plan-muddle and long term environmental goals Included In the urban planning to reduce enoronmental deterioration and pollution. Second, computation of sustalnability Indeu the Index Is necessary to sustainable urban development, which is related with green GNP of the national level. Third, capacity estimation of nature and social environment-estimation of enoronmental capacity to the civilized area is required become an ecopolis, and is required to focus on the western area of Pusan which has high decree of potentiality.

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A Study on the Spatial Planning of Community in Urban Underground Space for Sustainable Urban Regeneration (지속가능한 도시재생을 위한 도심 지하공간의 커뮤니티 공간 계획에 관한 연구)

  • Ha, Mi-Kyoung;Kim, A-Hyun;Lee, Hyo-Chang
    • Korean Institute of Interior Design Journal
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    • v.22 no.3
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    • pp.205-216
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    • 2013
  • Korean cities need sustainable urban regeneration based on the effective application of space and resource. Especially a sustainable urban regeneration needs the activation of community in the urban underground space as urban development center. The purpose of this study is to propose elements and factors of spatial planning of community in urban underground space for sustainable urban regeneration and to propose the characteristics of spatial planning of community in urban underground space according to strategies of sustainable urban regeneration. The research methods of this study used to conduct research include precedent study reviews and survey. The conclusions of this study are as following; The application of various factors related to spatial planning aspect of communication, supportive cultural facilities, accessibility and nature is needed for creating a sustainable urban regeneration. Especially, in urban underground space, the application of spatial planning for community activation considered strategies of sustainable urban regeneration should be necessary. And introduction of cultural facilities, multi-dimensional pedestrian network for accessibility and natural elements for activating community in urban underground space are needed for making sustainable urban regeneration.

The Strategy and Prospects of CPTED for Sustainable Urban Development (지속 가능한(Sustainable) 도시발전을 위한 방범환경설계(CPTED)의 전략과 향후 과제)

  • Park, Hyeon-Ho;Kim, Young-Jea
    • Korean Security Journal
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    • no.17
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    • pp.173-193
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    • 2008
  • This paper discusses how the strategies for crime prevention are interrelated to sustainable urban development. The sustainable urban development for healthy and safe cities implies regulations or legal, lawful control to reduce fear of crime and prevent substantial threats to health and safety of individual persons as well as of the community. City planners attempt to apply to the strategies for crime prevention their perception of what the sustainable urban development should be with respect to urban environment. Many planners have studied on the possibility of reduction in fear of crime and actual crimes through environmental improvement. The results of their preliminary studies provide specific suggestions to reduce crimes and fear of crime by application of CPTED. This study proposes alternatives in policy necessary for CPTED, which is one of the strategies for crime prevention, to take its place as a useful strategy for making the urban societies safe and sustainable.

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Environmental Management towards Sustainable Urban Development of Chongju City (지속가능한 도시개발을 위한 환경관리방안의 모색 - 청주시를 중심으로 -)

  • Lee, Jong-Ho
    • Journal of Environmental Impact Assessment
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    • v.4 no.2
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    • pp.131-149
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    • 1995
  • The object of this study is to suggest some alternatives for environmental management towards sustainable urban development of Chongju city in Korea. This study analyses urban environmental indicators (population density, land use, road, park, car, etc.), level of air and water pollution and solids waste generation by comparing Chongju city and other large cities. Some alternatives towards sustainable development in Chongju city would be summerized and suggested as higher concentrated land use(compact city), mixed land use, supply of mass transit, establishment of regional environmental standards, total emission regulation of air and water pollutants, the preparation of Local Agenda21 of Chongju, and the introduction of strategic environmental assessment(SEA) into environmental impact assessment.

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The Environmental Implication of Metropolitan Expansion in Asian Cities : The Role of Planning Practices toward Sustainable Urban Development in Asia

  • Kwon, Chang-Ki
    • Journal of Environmental Policy
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    • v.2 no.2
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    • pp.1-16
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    • 2003
  • This paper focuses on examining environmental implications embedded in recent spatial expansion of the Asian megacities as well as exploring the potentials of planning practices in addressing urban environmental problems. Regardless what underlying forces of recent metropolitan expansion are, nearly all the Asian megacities suffer serious environmental problems as these cities rapidly grow in terms of population and geographical boundaries. Furthermore, the global environmental implication of urban expansion at Asian megacities implies that there must be intense endeavor to develop more innovative policy solution in order to tackle down the worsening urban environmental problems in Asian cities at a metropolitan scale. Given the situation that there has been little attention on environmental consequence of the Asian metropolitan expansion in spatial term, this paper presents the overview on the changing nature of urban environmental problems embedded in the spatial expansion of recent metropolitan area in Asia, along with exploring possible solutions from planning practices guiding sustainable urban development in Asia.

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Analysis of Urban Agricultural Effects by Factors According to the Urban Citizens Income Level: Socially Sustainable Effect, Negative Effect, and Economically Sustainable Effect

  • Hong, In Kyoung;Chae, Young;Jang, Yoonah;Lee, Sang-Mi;Su, Jung Nam
    • Journal of People, Plants, and Environment
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    • v.21 no.6
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    • pp.461-471
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    • 2018
  • The role of urban agriculture should not be limited as a small-scale crop cultivation activity as it was, but it has to be considered as an entire process of a agriculture activity for the restoration of the city community. This study is based on the assumption that there has been a significant change in urban lifestyle and urban farming preference, considering the overall improvement in standard of living after implementation of five day work week system. It was conducted for urban citizens who were interested in actual urban agriculture for ages 19 and over who visited the Korea Urban Agriculture Exhibition in 2018. Only 115 valid samples were used for the empirical analysis. To analyze the demographic characteristics and effects of urban agriculture, frequency analysis and descriptive statistics were conducted. In order to analyze the reliability and validity of the measurement variables of the effect, the variables that deteriorate the validity were removed and 15 variables of the urban agricultural effect were selected. According to the result of factor analysis, three factors were extracted as follows: socially sustainable effect, negative effect and economically sustainable effect. In order to examine the effects of urban agriculture depending on income level, the one-way ANOVA, which is a statistical technique for verifying differences in the sample means, was performed. The psychological stability of people, the recovery of humanity through communion with nature, and the vitalization of agriculture linked with local agriculture had significant correlations with income level. The negative effect showed no significant correlation with income level. The improvement of the local environment was found to have an impact in relation with income level. We expect that there will be more studies on policies for the new types and models of urban agriculture in order to make it easier for urban citizens to approach it.

Analysis of Traditional Urban Morphology of Korean Contemporary City and Institutional Measures for Preservation

  • Choi, Min-Ah
    • KIEAE Journal
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    • v.14 no.2
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    • pp.47-59
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    • 2014
  • In the present circumstance of exploring measures for sustainable development, finding and using planning elements of historical city is getting important as a urban planning tool. Thus this study aims to examine the characters of Korean traditional urban form through three periods, Josun, modern and contemporary eras. Three urban centers representing different characteristics were selected; historical center based on 14th century's traditional planning, modern period urban center, which is related with development of railway, and contemporary urban center of late 20th century. Analyse of urban tissue, composed with form and scale of street network, blocks and plots, shows that each urban center of Seoul has certain common attributes in terms of morphology in spite of the difference of formation and development period. However this historical urban forms are rarely applicated in the current urban planning, such as new-town planning or district unit plan. This shows the necessity of modification of urban regulation for preserving the identity of our city and pursuing sustainable development.