• 제목/요약/키워드: natural areas

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도시생태계 현황파악 및 자연성 증진 방안 -서울시 강서구를 사례로- (Ecosystem Structure and Improvement of Naturalness in Urban Area -In the Case of Kangseo-gu in Seoul-)

  • 이수동;이경재
    • 한국조경학회지
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    • 제32권3호
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    • pp.1-17
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    • 2004
  • The focus of this study is the promotion of green area volumes and their naturalness, water circulation system, decline of entropy, creation of biological habitats and linkage of separated urban green space. Re-presentative urban biotope survey sites were categorized as urban biotope, semi-natural biotope, and natural forest. In the urban biotope, a residential biotope was constructed near the Han river and in mountain areas. The green-area ratio at the housing complex was about 25%. GVZ(Grunvolumenzahl) was 0.35m$^3$/m$^2$ at the 5∼10-story housing complex, and 1.53m$^3$/m$^2$ over the 11-story. As for the green-area structure of the housing complex, canopy layer, understory layer, and shrub layer were not differentiated and the green-area volume was not high enough. The green-area ratio of school areas as a public area biotope was 5∼20%. GVZ was 1.12m$^3$/m$^2$ at Myungduk High School, and 1.78m$^3$/m$^2$ at Jeonggok Elementary School. In order to convert the urban biotope into an ecological area, green areas around the buildings should be connected to urban buffer green areas, and multi-layer structures should be established with natural plant species. In the semi-natural biotope, neighbor parks were created park in the vicinity of the natural forests. GVZ was 0.28m$^3$/m$^2$, and plantation was established with single layer structure and was definitely insufficient for the area. The urban buffer green areas have been established in strip corridors with the width of 20∼123m. In those areas, GVZ was 0.16∼0.27m$^3$/m$^2$ and had a deficient canopy layer, understory layer, and shrub layer. Soil conditions were not favorable for tree growth. In the natural biotope, GVZ of the plantation was 1.03∼1.5m$^3$/m$^2$ but the high crown closure of this area reduces the chance of species change and succession. GVZ of natural forest was 2.53∼2.57m$^3$/m$^2$. It is desirable to plant diverse plants and the natural forest should be succeeded by broad-leaf deciduous tree species. To improve the value of biotope at Kangseo-Gu, building height needs to be limited to reduce the environmental deterioration in the city. In order to maintain the water circulation system, water-permeable material is recommened when the urban surface areas are paved. The establishment of a water circulation system will improve ground water levels, soil moisture, water quality, and habitats. In order to improve biological diversity, it is desirable to have multi-layer structures in urban green areas with native species.

주민인식을 통한 강원도 자연휴양림 활성화 방안에 관한 연구 -지역주민 인식중심으로- (Recognition of Residents in Gangwon-do Natural Forest Revitalization Study -Focusing on Community Awareness-)

  • 이제용
    • 산학경영연구
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    • 제23권1호
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    • pp.129-146
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    • 2010
  • 본 연구는 자연휴양림이 인접마을 지역경제에 미치는 영향에 대한 주민 인식을 조사 분석하여 휴양림이 나가야 할 발전방안을 이끌어 내는데 본 연구의 목적을 두었다 연구지역은 강원도 내 국립자연휴양림으로 한정하고, 이들 휴양림에 인접한 지역 마을 12곳을 대상으로 하였다. 수집된 자료는 SPSS. 12.0를 이용하여 빈도, 교차, t-test, ANOVA 분석 실행하였다. 연구의 결과 자연휴양림으로 인한 소득증대와 고용효과를 묻는 질문에 세 지역 모두에서 소득증대와 고용창출에 기여하지 못했다고 응답하였다. 모든 지역에서 휴양림이 인접지역마을의 인지도 영향 향상에 도움이 안됐다고 인식 있었고 휴양림 인접마을에서 이용된 주요시설로 관광지, 숙박시설, 농산물 등의 순으로 꼽았으며 이용시설만족도에서는 모든 지역에서 만족도가 낮았으며 불만족 이유로 낮은 상품가치와 마을소개부족, 특산물부족과 낙후된 도로 등을 지적했다. 결론에서는 도출된 연구결과를 중심으로 발전방안을 제시 하였다.

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해안형 국립공원의 보전체계에 대한 한.일 비교 - 태안해안 국립공원을 중심으로 - (Comparison Between Conservation System of a Coastal Type of National Park of Korea and Japan - Focused on Taean-Haean National Park -)

  • Jo, Tae-Dong;Okano, Takahiro
    • 한국환경과학회지
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    • 제12권2호
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    • pp.151-155
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    • 2003
  • The resources conservation system is comprehended, making Taean-haean National Park a research material by applying the fact of landowning, designating an LOP and Korea and Japan's Natural Park Act. Following conclusions were obtained in this study; Most of land areas of the National Park are privately owned; Only a few have been designated as Natural Reservation, a core reserved area on LOP, and a sandy beach, a sand dune, a sand spit, a tidal flat, a wetland, etc are distributed in the natural environment area so they were exposed to development; As seen in most of coastal type of National Parks, 13 commercial beaches are established. The annual rush to the beaches appears in July and August; Sand dune areas that have to be managed in terms of conservation, are turned into beaches. Moreover, the collective facilities areas are randomly developed. So they fail to function originally; The current Natural Park Act has no systematic devices for conservation of the natural resources on the seashore or offshore.

CLASSIFICATION OF AQUATIC AREAS FOR NATURAL AND MODIFIED RIVERS

  • Cheong, Tae-Sung;Seo, Il-Won
    • Water Engineering Research
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    • 제2권1호
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    • pp.33-48
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    • 2001
  • For the design of suitable aquatic habitats and habitat management purposes, sensitive descriptors for aquatic areas were identified and analyzed. The classification system of the aquatic areas were developed for natural streams and modified streams in Korea. Relationships among the descriptors of an aquatic area such as channel width, meander wave length, and arc angle have been defined. The analysis indicates that the total mean sinuosity is 1.25 for the main channels of natural streams, whereas the mean value of the sinuosity of modified streams is 1.14. The mean values of the total area, the width, and the length for the sandbars of natural streams are larger than those of modified streams.

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김해시 수자원관리를 위한 자연재해 현황과 피해특성분석 (On the Characteristics of Damage and States of Natural Disasters for Water Resources Control at Gimhae, Gyeongsangnam-do)

  • 박종길;최효진;정우식;권태순
    • 한국방재학회:학술대회논문집
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    • 한국방재학회 2007년도 정기총회 및 학술발표대회
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    • pp.94-97
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    • 2007
  • This study aims to find the characteristics of damage and states of natural disasters at Gimhae, Gyeongsangnam-do from 1985 to 2004. Using the data of Statistical yearbook of calamities issued by the National Emergency Management Agency and Annual Climatological Report issued by the Korea Meteorological Administration. we have analyzed the cause, elements, and vulnerable regions for natural disasters. Major causes of natural disaster at Gimhae are four, such as a heavy rain, heavy rain typhoon, typhoon, storm snow, and storm. The cause of disaster recorded the most amount of damage is typhoon. The areas of Hallim-myeon, Sangdong-myeon, and Saengnim-myeon are classified the vulnerable region for the natural disasters in Gimhae. Therefore, it seems necessary to build natural disaster mitigation plan each cause of disaster to control water resources and to reduce damage for these areas.

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지리정보시스템(GIS)을 이용한 경산시의 토지잠재력 분석 (A Land Capability Analysis in Kyungsan, Korea Using Geographic Information System)

  • 오정학;정성관
    • 한국조경학회지
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    • 제26권3호
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    • pp.34-44
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    • 1998
  • The purpose of this study is to provide the basic data for land use in the future, which result from analyzing land use, obtained after studying on the natural environment by Geographic Information System and Remote Sensing. The results of this study are as follows : ·According to the classification of land-cover, agricultural land use is relatively prominent except for overall natural covering. According to the average value of Green Vegetation Index class, the average value of GVI is 3.0, and 45% of the regions have relatively good condition of floral state. ·With a view to natural environment, the survey shows that the altitude of 90% of the total areas is below 400m, and most of them are flattened or moderately-inclined area. Therefore, this region has a good condition to be used for development. · The area for the first class in preservation degree of natural scenery of Namcheon-Myun is 2.3% of the total areas. According to the results about unstable areas on all sides, unstable districs are distributed in so small-scale units that they will be safe from some damages drawn by developing activity. But we have to consider every aspects for the future development of them. In this study, the natural environment-variables are regarded firstly, and effective designation of the land with natural environment is researched too. However, to establish more practical developing plan, ecological and human variables should be regarded.

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능선부 산지보전 관련 제도 개선에 관한 연구 - 화성시를 사례로 - (A Study on the Improvements for the Legal Systems Related to the Coneservation of Mountain Ridge Areas - In Case of Hwasung -)

  • 최형석
    • 한국환경복원기술학회지
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    • 제12권5호
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    • pp.133-144
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    • 2009
  • This study intends to suggest the improvements for the legal systems related to the conservation of mountain ridge areas. The 4 legal systems directly related to the conservation of mountain ridge areas are reviewed and the current conditions of adaptive reuse of mountain areas and destroy cases in Hwasung are examined. For solving the problems on the basis of the analysis, three proposals for the improvement on legal systems are suggested. First, the integration of present dual legal systems related to adaptive reuse of mountain areas on the assumption that the related criteria and provisions should be amended, second, activation of the legal systems such as natural landscape district and natural landscape review to make up for the laws related to adaptive reuse of mountain areas, third, the enactment and application of the ordinances related with the 'mountain area management law'.

울릉도 자연환경자원보호구역에서의 난개발 문제점과 개선방안 (Problems and Ways of Improvement towards the Maldevelopment of Reserved Areas of Natural Environments, Ulleung Island)

  • 오남현
    • 한국지역지리학회지
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    • 제7권3호
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    • pp.14-28
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    • 2001
  • 본 연구는 경상북도 울릉도 자연환경자원보호구역에서의 난개발의 문제점과 개선방안을 제시하는 것이다. 울릉도 자연환경자원 보전구역에서 발생되는 난개발 형태는 국토이용변경, 일주도로의 개설, 항만건설에 따른 석산개발, 관광지 지정조성 및 군사시설 설치 등이다. 문제점으로는 첫째, 국토이용변경으로 인한 동식물의 서식영역 감소와 식수원 오염이다. 둘째, 일주도로개설로 인한 자연생태계파괴이다. 셋째, 항만건설과 석산개발로 인한 자연경관 훼손 및 해양생태계 변화이다. 넷째, 관광지 지정조성과 군대시설 설치에 따른 회귀한 식물의 훼손과 식수원 오염이다. 개선되어야 할 점으로는 첫째, 국토이용변경으로 인하여 회귀한 식물이 훼손되지 않도록 친환경적으로 개발한다. 둘째, 도로 시설, 항만을 설치할 때는 환경영향평가를 실시하여 자연경관 및 환경자원의 훼손을 최소화하도록 한다. 셋째, 도서지역 개발에 소요되는 석재 등은 전부 육지에서 반입하도록 하고 도서지역의 열악한 재정을 감안하여 그 소요예산은 전적으로 국가에서 부담하여야 한다. 넷째, 관광지 지정조성에 대해서는 이미 조성된 지역은 계획적으로 관리하며, 미 조성된 지역은 자연환경보전지역으로 재조정하도록 한다. 다섯째, 군대시설을 설치할 경우, 당해 자치단체와 반드시 협의하여 설치하도록 한다. 다섯째, 공무원 및 해당 주민들의 자연환경자원보전 및 보호하고자하는 의식이 필요하다 마지막으로 지역주민들에 대한 재정적인 지원이다.

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A Review of Ecological and Natural Map Grades and Public Appeals in Korea

  • Wooseok Oh;Jangsam Cho;Kihyun Park;Hyosun Leem;Eui-Jeong Ko;Changhoon You;Jeong-Cheol Kim;Hye-Yeon Yoon
    • Proceedings of the National Institute of Ecology of the Republic of Korea
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    • 제4권4호
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    • pp.141-145
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    • 2023
  • This study surveyed the changes in the proportion of Ecological and Natural Map (ENM) grades in Korea, the distribution ratio of ENM 1st-grade areas by region, and the current status of regional public appeals for the five-year period from 2017 to 2021. The nationwide changes in ENM grades revealed an increase in 1st-grade, 3rd-grade, and separately managed areas but a decrease in the ratio of 2nd-grade areas. Nationwide, Gangwon had the highest distribution ratio of 1st-grade areas, at 46.77%, while Gwangju had the lowest, at 0.05%. In the five-year study period, 383 appeals concerning ENM grades were received and processed. Gangwon had the greatest number of appeals, with 96, while Sejong had the fewest, with 1. A significant correlation was observed between the distribution ratio of 1st-grade areas and public appeals.

자연어메니티가 인구 변화에 미치는 영향에 관한 연구 (Relation of the Natural Amenity and Population Change)

  • 박미정;정남수;장민원;이정재
    • 농촌계획
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    • 제14권4호
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    • pp.1-9
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    • 2008
  • Many urban people are attracted to the recreational opportunities and attractions of rural areas, such as beautiful scenery, lakes, mountains, forests, and resorts. Furthermore, rural development planning increasingly emphasizes the integration of resource extractive industries with non-market-based recreational and amenity values. This article outlines a method to estimate an amenity level of rural areas such as natural amenities index and shows the relation of the natural amenity and population growth. The results revealed that natural amenity classifying each region can be explained with geographical characteristics, temperature-humidity, and sunshine duration time. In analysis with population, natural amenity does not exactly explain that but can be one of the important factor of population change.