• Title/Summary/Keyword: Urban Change

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A Study on the Shaping of Townscapes of Port Towns in Korea: with the Interpretation Methodology as the Main Issue(I) (한국 항만도시의 도시경관의 형성과 변화에 관한 연구(I) -해석방법 론을 중심으로-)

  • 황기원;유병림;이민우
    • Journal of the Korean Institute of Landscape Architecture
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    • v.20 no.4
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    • pp.76-92
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    • 1993
  • This paper is to propose an interpretation method of urban landscapes in Korea, which are formed and transformed in the course of modernization. As the theoretical basis, an extensive study is done to define the concepts of urban landscape; townscape in the architectonic terms, urban landscape in the cultural-geographical terms, and urban landscape in the landscape ecology are those scrutinized. As for the interpretation method, the landscape process that encompasses the spatio-temporal transformation, the causes and effects of morphogenesis, the contents and forms of landscape change are studied. The emphasis is placed on the reasons and process of the cultural change from the original landscapes toward the contemporary landscapes in the rapidly urbanizing area. With these basic concepts and interpretation method, an on-site case study of 'Inchon' that has been changed drastically since the late 19th century is done, of which results will be reported in the following article(II).

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Analyzing Carbon-Neutral Campus Development Measures through Recognition Analysis of Students - Focused on Chungbuk National University - (학생 설문조사를 통한 탄소중립캠퍼스 조성요인 분석 - 충북대학교 재학생을 대상으로 -)

  • Woo, Hye-Mi;Baek, Jong-In;Kwak, Joo-Hyeon;Min, Suk-Gi;Choi, Choel-Gyu;Ban, Yong-Un
    • Journal of the Korean Society of Environmental Restoration Technology
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    • v.13 no.4
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    • pp.1-9
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    • 2010
  • In response to climate change under a university level, this study has intended to find carbon-neutral campus development measures for Chungbuk National University (CBNU), which is composed of such facilities as education, research, and residential buildings. To reach this goal, we reviewed related literatures to find development measures for carbon neutral campus, employed a survey method asking students to show their preference and suitability toward provided measures, and statistical analyses to find appropriate measures using factor analysis. We have found the following results. First, based on literature review, we have identified several concepts regarding carbon-neutral city and has found the elements of carbon-neutral campus development. Second, we have drawn carbon-neutral campus development measures of CBNU through factor analysis. Finally, based on the characteristics and the present carbon-neutral campus conditions of the CBNU, we presented development measures.

Identification of Urban Stream Sandbar Change After Concentrated Storm during Summer (집중호우 후 도시 자연형하천의 사주변화 파악)

  • Kim, Jae-Cheol;Lee, Sang-Hwa;Shin, Dong-Hoon;Lee, Kyoo-Seock
    • Journal of the Korean Society of Environmental Restoration Technology
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    • v.9 no.6
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    • pp.162-167
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    • 2006
  • The urban stream includes the channel and sandbars. The sandbar plays a key role in the riparian ecosystem. For birds and insects the sandbar offers a small strip of habitat and fish and other fauna feed in the boundary of sandbar where eddies occur. So, it is important habitat and source for the flow of energy, matter and organisms through the landscape and act as ecotone between the terrestrial and stream corridors. However, the sandbar changes continuously by the natural process. Thus, it is necessary to measure the shape and area of the sandbar accurately for the efficient urban stream management for the amenity of urban residents and stream protection. The study site is Yangjae Stream where the first natural-style urban stream restoration projected was impelemented by the support of Ministry of Education in Korea. The measurement was taken by the beacon Differential Global Positioning System (DGPS) and the data were stored and analyzed using ArcView Geographic Information System (GIS) program. Therefore, the purpose of this study is to measure the change of sandbars in the urban stream after concentrated stormwater during summer.

Energy Saving and Reduction of Atmospheric $CO_2$ Concentration by, and Planning Guideline for Urban Greenspace (도시녹지의 에너지절약 및 대기 $CO_2$ 농도저감과 계획지침)

  • 조현길;이기의
    • Journal of the Korean Institute of Landscape Architecture
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    • v.27 no.5
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    • pp.38-47
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    • 2000
  • Carbon dioxide is a major greenhouse gas causing climate change. This study quantified annual direct and indirect uptake of carbon by urban greenspace, and annual carbon release from vegetation maintenance and fossil fuel consumption. The study area was whole Chuncheon and Kangleung, and also two districts of Kangnam and Junglang in Seoul, cities located in middle Korea. Carbon uptake by urban greenspace played an important role through offsetting carbon release by 6-7% annually in Chuncheon and Kangleung. For Kangnam and Junglang, where the population density was relatively higher, urban greenspace annually offset carbon release by 1-2%. Future possible tree plantings could double annual carbon uptake by existing trees in urban lands (except natural and agricultural lands) of a study city. Based on study results, planning and management guidelines for urban greenspace were suggested to save energy and to reduce atmospheric $CO_2$ concentrations. They included selection of optimum tree species, proper planting location from buildings, design of multilayered planting, amendment of existing regulations for greenspace enlargement, avoidance f intensive vegetation maintenance, and conservation of natural vegetation.

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A Study on Pritzker Architecture Prize and Urban Society (프리츠커 건축상과 도시사회에 관한 연구)

  • Choi, Suhl Ah
    • Journal of the Architectural Institute of Korea Planning & Design
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    • v.35 no.3
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    • pp.21-30
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    • 2019
  • The purpose of this study is to investigate how Pritzker Architecture Prize as a social act has maintained an organic relationship with the architecture, the urban society through the speakings and writings of the laureates of the Pritzker Architecture Prize. The composition of this research is to grasp the background of the establishment of Pritzker Architecture Prize and the examination process, to examine its social meaning, and to identify the main flow of words from writings about the laureates through the literature survey and text frequency analysis. And is to interpret the meaning of urban society change and words about the laureates. As a result of the analysis of the flow, it is a tendency to move from ideology and style to newness and innovation, and now to publicity and sociality. Especially in recent years, a wide range of values are floated as much as the complicated issues of urban society and the natural environment. The various architectural activities that make up the urban life became more important than the building units existing like an icon. It is considered possible because the Pritzker Architecture Prize has been awarded for a sustainable common social act. In addition, through literature surveys, have also seen changes in the value of individual laureates, the mixing of styles, and the eclectic aspect. Therefore, the task of reading change should not be a process of finding a new style for a new age, but a task of acknowledging heterogeneity of each architect and recognizing diversity through pluralization.

Delineation of the evacuation route plan, relief camp and prioritization using GIScience

  • Joy, Jean;Kanga, Shruti;Singh, Suraj Kumar;Sudhanshu, Sudhanshu
    • Advances in environmental research
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    • v.10 no.1
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    • pp.1-15
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    • 2021
  • Rising urban flood patterns are a universal phenomenon and a significant challenge for city government and urban planners worldwide. Urban flood problems range from relatively localized incidents to substantial incidents, which lead to cities being flooded for a few hours to several days. Therefore, the effect may be widespread, such as the temporary displacement of individuals, disruption to civic facilities, water quality degradation and the possibility of epidemics. The problems raised by urban flooding are highly challengeable and compound by ongoing climate change, with adverse implications for changes in rainfall and gaps in intra-urban rainfall distribution. Unplanned construction and invasions of large houses along rivers and watercourses have interfered in natural rivers and watercourses. As a result, the runoff has risen in proportion to the urbanization of the urban floods. The location of the relief camp and the priority for evacuation were determined, and the safest route to avoid floods were established. This method can be used for emergency planning in future flood incidents, and it will help plan disaster preparedness for Panchayat. This study will promote the flood plain's potential use for disaster management and land use planning virtually.

Analysis of the Surface Urban Heat Island Changes according to Urbanization in Sejong City Using Landsat Imagery (Landsat영상을 이용한 토지피복 변화에 따른 행정중심복합도시의 표면 열섬현상 변화분석)

  • Lee, Kyungil;Lim, Chul-Hee
    • Korean Journal of Remote Sensing
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    • v.38 no.3
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    • pp.225-236
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    • 2022
  • Urbanization due to population growth and regional development can cause various environmental problems, such as the urban heat island phenomenon. A planned city is considered an appropriate study site to analyze changes in urban climate caused by rapid urbanization in a short-term period. In this study, changes in land cover and surface heat island phenomenon were analyzed according to the development plan in Sejong City from 2013 to 2020 using Landsat-8 Operational Land Imager/Thermal Infrared Sensor (OLI/TIRS) satellite imagery. The surface temperature was calculated in consideration of the thermal infrared band value provided by the satellite image and the emissivity, and based on this the surface heat island effect intensity and Urban Thermal Field Variance Index (UTFVI) change analysis were performed. The level-2 land cover map provided by the Ministry of Environment was used to confirm the change in land cover as the development progressed and the difference in the surface heat island intensity by each land cover. As a result of the analysis, it was confirmed that the urbanized area increased by 15% and the vegetation decreased by more than 28%. Expansion and intensification of the heat island phenomenon due to urban development were observed, and it was confirmed that the ecological level of the area where the heat island phenomenon occurred was very low. Therefore, It can suggest the need for a policy to improve the residential environment according to the quantitative change of the thermal environment due to rapid urbanization.

A Study on the Transport­oriented Development(TOD) and Policy Implication considering Climate Change: Focused on Dublin Public Transport Policy, Ireland (기후변화를 고려한 대중교통지향적 도시개발(TOD)과 정책적 시사점: 아일랜드, 더블린 대중교통정책을 중심으로)

  • Oh, Eun-Yeol
    • Journal of Industrial Convergence
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    • v.17 no.4
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    • pp.45-51
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    • 2019
  • In this study, climate change considerations are an important measure to create a resilient city that conforms to the principle of sustainable development that balances the economic, social and environmental harmony of a country or city and can preserve its size, function and characteristics to the maximum extent possible. In this regard, the public transportation system being built and operated in Dublin City, Ireland, illustrates the city's system through green traffic. Therefore, based on the urban-based conditions equipped by Dublin, Ireland, in that Dublin is realizing preemptive mass-traffic-oriented urban development (TOD) considering climate change, the purpose of the study was to classify the methods of research as internal (strong and weak) and external (opportunity and threat) factors through SWOT analysis and to present mass-oriented urban development strategies and policy implications.

A Study on the Change Characteristics of the Kookmin Housing Complex in Suyu 1-dong, Seoul (서울시 수유1동 국민주택단지의 변화특성에 관한 연구)

  • Lee, Seong-Woon;Kim, Kyuong-Yon;Jun, Byung-Kweon
    • Journal of the Architectural Institute of Korea Planning & Design
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    • v.34 no.5
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    • pp.21-28
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    • 2018
  • This study analyzed the physical characteristics and change characteristics of urban detached residential area. In the reality of South Korea in which the history of modern urbanization is not long, the densification that progressed together with sudden population growth without any consideration of city plans became to reveal many problems. Thereafter, apartment-centered large scaled development plans have been implemented until now as an alternative for the foregoing. As the residential environments of old downtown areas that were excluded from the development have been gradually deteriorated, large scaled re-development and reconstruction projects have been adopted as ways to solve the problems of the old downtown areas. On one hand, the development methods that damage the history of the detached housing areas have been resisted. With such a background, this study attempted the analysis of the change characteristics of the Kookmin Housing Complex in Suyu 1-dong, Seoul with a view to playing the role of evidentiary materials for the disappearing urban detached housing areas or those urban detached housing areas that may be revived. This author hopes and the results of this study will lead to careful development that presents measures to maintain and develop modern urban residential areas where the history of past residential areas and culture are disappearing due to full-scale redevelopment.

Spatio-temporal change detection of land-use and urbanization in rural areas using GIS and RS - Case studies of Yongin and Anseong regions - (GIS와 RS를 이용한 농촌지역 토지이용 및 도시화 변화현상의 시공간 탐색 - 용인 및 안성지역을 중심으로 -)

  • Gao, Yujie;Kim, Dae-Sik
    • Korean Journal of Agricultural Science
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    • v.38 no.1
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    • pp.153-162
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    • 2011
  • This study analyzed the spatio-temporal change detection of land-use and urbanization in Yongin and Anseong regions, Kyunggi Province, using three Landsat-5 TM images for 1990, 1996, and 2000. Remote sensing (RS) and geographic information system (GIS) techniques were used for image classification and result analysis. Six land-use types were classified using supervised maximum likelihood classification. In the two study areas, the land-use changed significantly, especially the decrease of arable land and forest and increase of built-up area. Spatially, the urban expansion of Yongin region showed a spreading trend mainly along the national road and expressways. But in Anseong region the expansion showed 'urban sprawl phenomenon' with irregular shape like starfish. Temporally, the urban expansion showed disparity - the growth rates of urbanized area rose from the period 1990-1996 to 1996-2000 in both study areas. The increased built-up areas were converted mainly from paddy, dry vegetation, and forest.