• Title/Summary/Keyword: Urban areas

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경남지역 일부 도시와 어촌 중학생의 영양소 섭취 및 식습관 비교 (A Comparison of the Food and Nutrient Intake of Adolescents between Urban Areas and Islands in South Kyungnam)

  • 안계수;신동순
    • 대한지역사회영양학회지
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    • 제6권3호
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    • pp.271-281
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    • 2001
  • This study was performed to compare the anthropometric and the food and nutrient intake of the adolescents between urban areas and islands in south Kyungnam and to identify their nutritional problems. A questionnaire survey was distributed among 383 middle school students for the food and nutrient consumption and other nutritional attitudes including socioecomonic status. The height and weight of the students were measured as well. Socioeconomic status, such as income, educational level, and jobs of the urban students parents was better than that of the island students. There was no significant difference in height between the students of both areas, but the body weight of the urban male students was far heavier than that of the other group. It is very interesting to note that the energy intake of the urban male students was much lower than that of the island male students. The students of the two areas consumed more protein, Vit B$_1$, Vit B$_2$, niacin and Vit C than the recommended daily allowances(RDA) but the intake of Ca, Fe, Vit A was less. As to the sources of animal fat, the urban males consumed much more. Regarding the taste preference, the study shows that urban male students are more likely to choose sweet, salty and soft tastes than island male students. In the case of female students, although island students prefer a rather hot taste, urban students are more likely to prefer sweet and soft tastes. The favorite foods of urban students are meat products, fastfoods, chocolate, cheese and milkshakes, while foods like cooked rice with assorted vegetable are the favorite of the island students. In general, the preference degree for meat products and fruits rates higher than for vegetables. Conclusively the urban students had a tendency of being obese and the intake of all nutrients by the urban adolescents was much lower than that of the islanders. In this study, the cause can be found in significant differences in consuming animal fat, of taste preference and of choosing favorite food. Accordingly a nutritional intervention or educational program is required to adjust the imbalanced intake of some nutrients for the adolescents in this province.

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도시유역에서 수문학적 특성에 따른 임계지속기간의 변화 연구 (A Study on the Variation of the Critical Duration According to Hydrologic Characteristics in Urban Area)

  • 이정식;신창동
    • 한국방재학회 논문집
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    • 제5권3호
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    • pp.29-39
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    • 2005
  • 본 연구는 도시유역인 성내와 반포배수구역과 동의대시험유역에서 수문학적 특성에 따른 임계지속기간의 변화를 구명한 것이다. 유출해석을 위한 도시유출모형으로는 RRL, ILLUDAS, SWMM과 SMADA 모형을 사용하였으며, 수문학적 특성으로는 강우의 시간분포방법, 확률강우강도식, 선행함수조건, 재현기간과 유출모형을 이용하였다. 도시유역에서 최대 첨두유량을 발생시키는 강우의 시간분포방법은 Huff의 4분위로 나타났으며, 첨두유량은 수문학적 특성에 따라 차이를 보였으나 유출모형을 제외한 수문학적 특성들은 임계지속기간에 영향을 미치지 않는 것으로 나타났다. 임계지속기간은 유출모형에 따라 차이를 나타내고 있으며, SWMM 모형에 Huff의 4분위를 적용하였을 경우 임계지속기간이 가장 크게 나타났다.

국토계획법에 의한 농촌 토지 이용관리의 실효성 평가 (Effectiveness of Rural Land Use Control by the National Land Use and Planning Act)

  • 박시현;황한철;황연수
    • 농촌계획
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    • 제18권3호
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    • pp.77-89
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    • 2012
  • In 2003, "The National Land Use and Planning Act" (NLUP Act) was enacted unifying two old laws; "The Urban Planning Act" enacted in 1962 and "The National Land Use and Management Act" enacted in 1972. One of main reasons of unifying two acts was to extend urban planning-based development systems to rural areas for preventing uncontrolled urban sprawl in rural areas and enhancing or settlling plan-based land use system in rural areas. This paper is conducted with the following specific objectives: i) to critically review the contents of NLUP Act in terms of rational rural land use planning; ii) to evaluate plan-based land use practices in rural area by NLUP Act; iii) to appraise performance level for prevention against unplanned development activities in rural areas by NLUP Act. To accomplish these objectives, we surveyed actural state of rural land use and development system by the new act in two case study areas. Ansung city in Gyeongi province as an urban sprawl region and Hamyang county in Gyeongnam Province as a remote rural area. Study results ascertained that the new act can not effectively control rural land use and not prevent over-use of agricultural land in the positive and effective ways because of followering three points.

도시녹지의 기능 및 효과에 대한 실증적 연구 - 도시 가로수를 중심으로 - (An Empirical Study on the Function and Effect of Urban Openspace - Focusing on Urban Roadside Trees -)

  • 성현찬;민수현
    • 한국조경학회지
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    • 제31권2호
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    • pp.48-57
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    • 2003
  • The objective of this study is to review and verify whether the functions and effect of roadside trees generally hewn in theory are actually realized in urban roads and how well they are performed if the function and effect are realized. The study was conducted with a focus on 3 functions and effects including roadside tree's urban landscape improvement function (green area visibility ratio), effect of introducing green area within a city, and urban green network building function. The major study results are as follows: First, the average green area visibility ratio of 41 study areas is currently about 25.90%. The green area visibility ratio of commercial area within downtown was lowest among 5 road types. It showed that it is possible to raise the average green area visibility ratio up to 32.49% through roadside tree management and additional plantation. Second, in a section between Paldal Mountain and Suwon City Hall where there is no forest fragments and parks at all, a green area of 4,826 roadside trees represented 2.4% of total area and served as the only linear green area. Third, an analysis of 15 cities in Kyonggi province showed that urban forests are concentrated in outskirts. The suey showed that because forest fragments and parks exist in a form of points in urban areas, roadside trees are the only green areas that link each other and build a network.

도시근교 도농복합형마을 개발에 관한 도시민의 의식조사 연구 - 광주광역시 주민을 중심으로 (A Study on Urban Inhabitants' Consciousness for Urban-Countryside Complex Type Villages Development - Focused on Gwang-ju Inhabitants)

  • 한석종
    • 한국농촌건축학회논문집
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    • 제14권1호
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    • pp.67-74
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    • 2012
  • As the rural economy is worsening day by day due to rapidly declined population and increase of aging generation, the emptiness in the rural areas are becoming increasingly intensifying. In particular, urban runoff of young adults and middle-aged people and the decrease in birth rate have shrunk the rural population reaching to raise concerns on the stage of emptiness. On the other hand, people in the urban areas with rapid industrialization and overcrowding call for the variety of housing needs moving away from monolithic housing types. In order to solve problems of rural communities such as emptied out rural society as well as the problems of urban communities in overcrowdings, environment, and housing, it is required to develop an urban-countryside village complex pursuing advantages of the rural environment and convenience of urban living. Of this time, there needs a change in rural development policies which can make the urban residents migrate and settle in the rural areas as they are naturally embracing the rural life according to the social background and demand.

일본 도시민 대상 설문조사 자료를 이용한 도농교류 행태 및 의식에 관한 한일 인식차이 비교 (Difference in Behavior and Recognition about Urban Rural Exchange of Urban Residents between Korea and Japan)

  • 최정민
    • 한국농촌건축학회논문집
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    • 제15권2호
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    • pp.41-51
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    • 2013
  • In the midst of growing demand for rural life of urban dwellers, this study tried to investigate the difference in behavior and recognition about urban rural exchange between Korea and Japan. For this, this study utilized 2,000 total samples of the survey conducted by MLIT in Japan, because Japan has experienced a low birth rate and aging population earlier and actively promoting urban rural exchange program than South Korea. The result of the analysis is as follows. First, the needs for rural life of urban dwellers are similar both in Japan and South Korea. However, Japanese prioritize future efforts to current efforts. Second, urban dwellers' activities in rural areas were classified into three categories; field trips and hands-on activities, cruise and circulating activities, and leisure activities. Third, similarly three types of visit or intercourse of urban dwellers into rural areas were classified; repeatedly visit the same place as 'iterative type', visit a new place as 'new pioneer type', and not yet determined as 'undefined type'. Variables such as age of household, income, number of inmate, and number of children were analyzed linked to these three types of visit or intercourse in a Discriminant analysis. As a result, only 'age of household', however, turned out to be the crucial factor which influence decisively distinguishing characteristics of these three types of visit into rural areas.

도시 기록화 구성요소 도출을 위한 실험적 연구 (A Pilot Study on the Elements of Urban Documentation)

  • 여진원;장우권
    • 한국도서관정보학회지
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    • 제46권4호
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    • pp.575-598
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    • 2015
  • 이 연구는 변화하는 도시패러다임에 대응하고, 도시발전을 위한 도시 기록화에 필요한 구성요소를 도출하기 위한 실험적인 연구이다. 이를 위하여 도시아카이브에 관련된 전문가들을 대상으로 2차에 걸쳐 델파이(Delphi) 조사기법을 적용하여 도시 기록화의 기록분야와 구성요소들을 도출하였고, 각 분야와 요소들을 유형화, 계층화하였다. 연구의 결과는 1차 델파이조사 결과 6개 분야(자연환경, 인문환경, 역사와 문화, 사회와 교육, 산업과 경제, 교통과 통신)에서 62개의 구성요소를 도출, 2차 델파이 조사에서는 6개 분야에서 32개의 구성요소를 도출하였다.

A Modified Digital Elevation Modeling for Stormwater Management Planning in Segmentalized Micro-catchment Areas

  • Lee, Eun-seok
    • 인간식물환경학회지
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    • 제24권1호
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    • pp.39-51
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    • 2021
  • Background and objective: Urban topology can be characterized as impervious, which changes the hydrologic features of an area, increasing surface water flow during local heavy rain events. The pluvial flooding is also influenced by the vertical structures of the urban area. This study suggested a modified digital elevation model (DEM) to identify changes in urban hydrological conditions and segmentalized urban micro catchment areas using a geographical information system (GIS). Methods: This study suggests using a modified DEM creation process based on Rolling Ball Method concepts along with a GIS program. This method proposes adding realized urban vertical data to normal DEM data and simulating hydrological analyses based on RBM concepts. The most important aspect is the combination of the DEM with polygon data, which includes urban vertical data in three datasets: the contour polyline, the locations of buildings and roads, and the elevation point data from the DEM. DEM without vertical data (DCA) were compared with the DEM including vertical data (VCA) to analyze catchment areas in Shin-wol district, Seoul, Korea. Results: The DCA had 136 catchments, and the area of each catchment ranged from 3,406 m2 to 423,449 m2. The VCA had 2,963 catchments, with the area of each ranging from 50 m2 to 16,209 m2. The most important finding is that in the overlapped VCA; the boundary of areas directly affected by flooding and the direction of surface water flow could be identified. Flooding data from September 21, 2010 and July 27, 2011 in the Shin-wol district were applied as ground reference data. The finding is that in the overlapped VCA; the boundary of areas directly affected by flooding and the direction of surface water flow could be identified. Conclusion: The analysis of the area vulnerable to surface water flooding (SWF) was more accurately determined using the VCA than using the DCA.

지형공간정보체계에 의한 도시지역 재해위험도 평가 (Disasters Risk Assessment of Urban Areas by Geospatial Information Systems)

  • 유환희;김성삼;박기연;최우석
    • 대한공간정보학회지
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    • 제13권3호
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    • pp.41-52
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    • 2005
  • 오늘날 도시지역은 인구밀집과 건축물의 고밀화로 인하여 자연재해나 인위적 재난이 발생할 경우 대형사고로 확산될 가능성이 매우 높다. 본 논문에서는 지형공간정보체계를 이용하여 도시지역의 종합적인 재해위험도를 평가하였으며, 이를 위해 도시지역 재해위험도를 침수위험도, 화재위험도, 건물붕괴위험도, 대피위험도 등 4가지로 세분하고 재해위험도를 평가하였다. 이러한 재해위험도 평가결과는 각종 도시관리계획을 수립할 때 재해를 최소화 시킬 수 있는 유효한 자료로 활용될 수 있다. 향 후 본 연구의 체계화와 전문성을 위하여 보다 많은 재해요소를 포함하고 관련분야의 전문가가 참여하는 공동연구 수행이 필요하다고 생각된다.

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수도권 그린벨트가 지표면 온도에 미치는 영향 분석 (Analyzing Impact of the Effect of Greenbelts on the Land Surface Temperature in Seoul Metropolitan Area)

  • 김희재
    • 도시과학
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    • 제9권1호
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    • pp.17-31
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    • 2020
  • This study aims to analyze the relations among greenbelt, urban land surface temperature empirically in order to assess the environmental effects of the greenbelt in the Seoul metropolitan area, objectively. For this purpose, this study conducts an empirical analysis of impacts of greenbelt on urban land surface temperature using a multiple-regression model. The main data employed in the analysis include real-time air pollution data, Landsat 8-OLI Landsat imagery data, KLIS data and Jip-gye-gu data. The major findings are summarized as follows. NDVI has a negative (-) correlation with the land surface temperature, and the urban temperature is high in areas with poor vegetation. The land surface temperature is low in residential or commercial areas, while the temperature is high in industrial areas. The temperature is low in green fields, open spaces, and river areas. it is found that the urban land surface temperature is low in the greenbelt zone. In the greenbelt zone, there is an effect that reduces the land surface temperature by 1% on average, as compared to that at the center of the Seoul metropolitan area. Especially, the center of the Seoul metropolitan area, in a range from 0.6% to 1.9% of the average temperature, the temperature gets lower up to approximately 3km from the greenbelt boundary.