• Title/Summary/Keyword: spatial efficiency and spatial equity

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Demand Characteristics and Analysis of Changes in Spatial Accessibility of Public Sports Facilities (공공체육시설 수요특성 및 공간적 접근성 분석)

  • Kim, Seong-Hee;Kim, Yong-Jin
    • The Journal of the Korea Contents Association
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    • v.17 no.7
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    • pp.283-293
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    • 2017
  • This study analyzed the actual conditions of use of public sports facilities and characteristics of the users of the facilities through surveys and measured the spatial imbalance of the public sports facilities currently supplied by using gravity potential model. This study also suggests evaluation criteria that may be considered for efficient location selection by examining the change of accessibility to the facilities that meet the needs of users in the future. As the results of the questionnaire survey, unlike current usage, the users hoped for badminton, weight training and swimming. And we could confirm the demand for the expansion of the multi - purpose indoor gym which can carry out such activities in the areas. As the result of the analysis on the difference in accessibility of the public sports facility, there were some large variations in the regions. It was found that a balanced supply of facilities was needed in terms of equity. In particular, when analyzing by considering the population estimates of 2025, It is analyzed that the accessibility will be reduced to about 60% compared to that of 2015. In addition, it is evaluated as the best alternative in terms of overall efficiency that the location of the facilities should be in Munsan area where population growth is expected in the future.

Dreams and Realities of Songdo Free Economic Zone - With Focus on the Relationship between Globalization and the State- (송도경제자유지구의 이상과 현실 - 세계화와 국가의 관계를 중심으로 -)

  • 김준우
    • Journal of the Economic Geographical Society of Korea
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    • v.7 no.2
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    • pp.245-260
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    • 2004
  • The author made two major arguments in this paper based on a case study on Songdo Free Economic Zone in South Korea. First, the state power is still being maintained when looking at the development process of the project. Planning and development has been mainly on the hands of government officials. The project reflect the logic of the state rather than the market. And the government tries to manage globalization through Songdo project. Second, even though globalization did not bring about the decline of the state, it changed the state's approach on spatial issues. Songdo is an articulate expression of pursuit of efficiency over equity with the rise of the globalization wave. Songdo also leaves the Korean state a task for consensus-building concerning liberalization.

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Evaluation of Water Supply Adequacy using Real-time Water Level Monitoring System in Paddy Irrigation Canals (실시간 관개수로 수위 모니터링을 활용한 논 관개용수 공급적정성 평가)

  • Hong, Eun Mi;Nam, Won-Ho;Choi, Jin-Yong;Kim, Jin-Taek
    • Journal of The Korean Society of Agricultural Engineers
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    • v.56 no.4
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    • pp.1-8
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    • 2014
  • Appropriate amount of water supply to paddy fields in proper time is important to achieve efficient agricultural water management. The purpose of this study is to evaluate the irrigation water supply adequacy for paddy fields using water level data in irrigation canals. For the evaluation, the real-time water level data were collected from main canals in the Dongjin irrigation district for 2 years. Using the water level data, delivered irrigation water amounts at the distribution points of each canal were calculated. The water balance model for paddy field was designed considering intermittent irrigation and the irrigation water requirement was estimated. Irrigation water supply adequacy was analyzed from main canals to the irrigation blocks based on the comparison between estimated requirement and delivered irrigation water amounts. From the adequacy analysis, irrigation water supply showed poor management condition in 2012 with low efficiency except the Daepyong canal section, and the adequacy in 2013 was good or fair except the Yongsung canal section. When irrigation water for paddy fields was insufficient, water supply adequacy was affected by irrigation area, but when irrigation water was enough to supply, adequacy was affected by distance from main canal to distribution points. These results of the spatial and temporal dimensions of the irrigation adequacy could be utilized for efficient irrigation water management to improve the temporal uniformity and equity in the water distribution for paddy fields.