• Title/Summary/Keyword: Sustainable utilization

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An analytic Study on Elementary School Students Number of increasing and decreasing Trends in first Satellite Cities (1기 신도시 초등학교별 학생수 증감 추세 분석에 관한 연구)

  • Yoon, Yong-Gi
    • The Journal of Sustainable Design and Educational Environment Research
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    • v.14 no.3
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    • pp.28-37
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    • 2015
  • Despite the sharp decline of students in our country it has been a surge in new school needs. First, 88 elementary schools survey results, 80 percent plunge and students, and the school was very serious caused by an empty classroom. Second, Students period leading to utilization peaks were consuming on average 5.7 years. Third, Period average reception rate with more than 90% is 5.7 years, more than 80% is 9.1 years, more than 70% was 12.3 years, 60% or more was 14.6 years, 50% or more is 16.6 years, at least 40% is 18.4, 30 % to 18.9 years, 20% or more was found to take is 20.5 years. Therefore, separated by urban and rural areas, urban areas are re-city redevelopment, renovation areas, separated by the old downtown areas and large-scale land development district, Newtown areas such as the restructuring of the school establishment or enlargement of a building and renovation, before relocation, consolidation the overall review will be made.

A Study on the Types of Future Teaching-Learning and Space (미래 교수-학습 및 공간의 유형에 관한 연구)

  • Cho, Jin-Il;Choi, Hyeong-Ju;Hong, Sun-Joo;Ahn, Tae-Youn
    • The Journal of Sustainable Design and Educational Environment Research
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    • v.19 no.1
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    • pp.13-24
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    • 2020
  • The purpose of this study is to analyze and match future teaching-learning methods with learning-space types as customized not only by school grade or grade groups, but also by learning modality. As a result, the following six teaching-learning methods were identified as future teaching-learning methods: flipped learning, deeper learning, collaborative learning, learning through immersive virtual reality, playful learning, and learning through OER(Open Educational Resources). There were also six learning-space types that were identified: playing and discovering space, a making and placement space, a presentation and sharing space, a space for independent study, space as a stage, and space as content(See Tables 8 and 11). Learning-space types and future teaching-learning methods were matched with 22 different types of learning modalities based on the presented degree of utilization by school grade or grade groups(See Table 13).

A Study on the Efficiency of Public Library in Present Condition and Management Analysis (공공도서관 설치 현황과 운영 분석에 대한 효율화 방안 연구)

  • Yaon, Yong-Gi;Lee, Jae-Rim
    • The Journal of Sustainable Design and Educational Environment Research
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    • v.6 no.1
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    • pp.1-24
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    • 2007
  • Public library is established on impartial accessibility of any distinction as their sex, age, financial status, etc. The function of public library is not only to accumulate materials and offer information but also minimize gulf between the rich and the poor by knowledge possession, which is realized by important means to intercept exclusive possession and power in knowledge pose-industrial society. As it is judged that most public library is established to individual building with thousands of cost, it is judged of obstacles to Increase library buildings. The purpose of this study is try to find the way to Increase In number of public library In Seoul by interaction local education-cultural facilities. The result from this study, the user rate of public library is influenced by number of buildings and accessibility of traffic and public library can improve efficiency by substantial operation by basic function for all age group. The target population of Seoul public library sizes by decuple of advanced countries because of difficulty of accessibility, so it needs to make it small scale and also can offer self-regulation learning, materials and life-long learning programs because generally public library's utilization purpose is different by age. As school in Seoul amounts to 25 times of public library by about 1,200 buildings and can function of lifelong education center with a school library, cultural center and other composition buildings, so school facilities may use as a public library for local residents.

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Analysis of Application of Public Design Policy of Education Local Government Brand Slogan (교육지방행정기관 브랜드디자인정책 특성 분석)

  • Choi, Hyeong-Suk;Lee, Yong-Hwan
    • The Journal of Sustainable Design and Educational Environment Research
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    • v.16 no.3
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    • pp.18-26
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    • 2017
  • In order to realize the empathy of the local education community, the education local government should establish the brand design properly in accordance with the enterprise and the large-scale administrative agency and actively use it in the public design strategy and publicity strategy. And the identity and role of education local government that are differentiated from each other can be well communicated and help to achieve the vision. However, the development and utilization of brand design in the provincial education local government is sluggish. In this context, research on urban brand has been carried out variously, but there is no comprehensive analysis on change of education local government brand. The purpose of this research is to analyze the current characteristics of brand design in education local government in order to enhance the image of education direction and to enhance the brand value of education local government.

Evidence-Based Practice in Neurological Physical Therapy (2) -Information Research Technology for Sustainable Practice of EBP- (신경계물리치료에서의 근거중심실기(2) -지속가능한 EBP 수행을 위한 정보검색 기술-)

  • Lee, Moon-Kyu;Kim, Tae-Yoon;Lim, Jae-Heon
    • PNF and Movement
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    • v.15 no.2
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    • pp.115-124
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    • 2017
  • Purpose: Researchers found that blocks of evidence-based practice (EBP) implementation lacked opportunities for EBP education. The study found that physical therapists had negative views of research as well as their roles in EBP, lacked confidence in EBP, and had limited access to web-based materials. The purpose of this study was to highlight the importance of information research technology for efficient EBP in a clinical environment. Methods: The web-based information research technologies that should be used for sustainable EBP include: the clinical practice guideline (CPG) and PubMed's My NCBI service. Journal mailing services and other academic information sources should also be used to gather information from RSS feeds. An EBP library or archive must be created. A site that provides EBP-specific information is also needed. Results: We should usually do EBP. Practitioners must learn and use information technologies that will help them improve their EBP skills. Conclusion: Facilitating EBP implementation and building an EBP system require related education as well as a practical work environment and equipment. However, the highest priority is individual efforts and trial. Information technology will complement the lack of time. It is important to use information research technology to overcome real obstacles. Lasting EBP must use a number of web-based information research technologies to overcome the practical challenges encountered in EBP implementation.

Integrated Evaluation of Level of Service for Urban Streets Considering Sustainability (지속가능성을 고려한 도시부 도로의 서비스수준 통합 평가 연구)

  • Choi, Yongseok;Kim, Eungcheol
    • International Journal of Highway Engineering
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    • v.14 no.6
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    • pp.75-84
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    • 2012
  • PURPOSES : This paper aims to improve the evaluation method of the Level of Service(LOS) for urban streets presented by the current Korean Highway Capacity Manual(KHCM) and suggest its utilization plan as a part of the methods to evaluate the sustainability of a transportation policy. METHODS : This paper carried out a research in 3 steps to develop a new evaluation method. First of all, this paper reviewed the previous studies related to the LOS of urban streets and the socially requested items for a sustainable transportation system. Then this paper derived an index and weight through expert questions to select an evaluation index. Lastly, this paper compared the results according to the existing evaluation methods with the new evaluation methods through case studies. This paper used an Analytic Hierarchy Process(AHP) for importance analysis and weight selection between new evaluation items and indices, and applied a Grey System Theory(GST) for a synthetic and integrated evaluation between the selected evaluation indices. RESULTS : As a result of evaluating the LOS according to the existing evaluation methods and the integrated evaluation methods using a GST through case studies, it was analyzed that new methods' results are less than or equal to the existing evaluation methods; and as a result of applying a weight between evaluation indices according to AHP, it was noticed that the total score seems to rise more when the LOS in the existing evaluation is calculated lower. It was analyzed that the LOS calculated by reflecting the newly established evaluation items and the importance between indices in this study has difference from the LOS of the existing urban streets. CONCLUSIONS : It is expected that this evaluation method can diagnose the current conditions when establishing a future sustainable traffic system and can be used for the measurement of the sustainability effects of the improvement plans and so on.

Manipulation of Cassava Cultivation and Utilization to Improve Protein to Energy Biomass for Livestock Feeding in the Tropics

  • Wanapat, M.
    • Asian-Australasian Journal of Animal Sciences
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    • v.16 no.3
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    • pp.463-472
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    • 2003
  • Cassava (Manihot esculenta, Crantz), an annual tropical tuber crop, was nutritionally evaluated as a foliage for ruminants, especially dairy cattle. Cultivation of cassava biomass to produce hay is based on a first harvest of the foliage at three months after planting, followed every two months thereafter until one year. Inter-cropping of leguminous fodder as food-feed between rows of cassava, such as Leucaena leucocephala or cowpea (Vigna unculata), enriches soil fertility and provides additional fodder. Cassava hay contained 20 to 25% crude protein in the dry matter with good profile of amino acids. Feeding trials with cattle revealed high levels of DM intake (3.2% of BW) and high DM digestibility (71%). The hay contains tannin-protein complexes which could act as rumen by - pass protein for digestion in the small intestine. As cassava hay contains condensed tannins, it could have subsequent impact on changing rumen ecology particularly changing rumen microbes population. Therefore, supplementation with cassava hay at 1-2 kg/hd/d to dairy cattle could markedly reduce concentrate requirements, and increase milk yield and composition. Moreover, cassava hay supplementation in dairy cattle could increase milk thiocyanate which could possibly enhance milk quality and milk storage, especially in small holder-dairy farming. Condensed tannins contained in cassava hay have also been shown to potentially reduce gastrointestinal nematodes in ruminants and therefore could act as an anthelmintic agent. Cassava hay is therefore an excellent multi-nutrient source for animals, especially for dairy cattle during the long dry season, and has the potential to increase the productivity and profitability of sustainable livestock production systems in the tropics.

Study on the Types and Features of China's Idle Schools -A Case Study on Pingle County of Guilin, Guangxi- (중국 폐교의 유형 및 특성 분석에 관한 연구 - 광시성 계림시를 중심으로 -)

  • Mou, Biao;Lee, Jong-Kuk
    • The Journal of Sustainable Design and Educational Environment Research
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    • v.14 no.1
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    • pp.10-21
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    • 2015
  • Due to the impact of birth rate, the school age population decreases year by year, and as a result, the Ministry of Education conducts the layout adjustment for middle and primary schools and cancels substantial rural schools. Nearly half of the cancelled and idle schools are not applied till now. Combining the practical demand of local residents, it is quite necessary to make use of the idle schools effectively again. Consequently, field investigation is conducted for the architectural status of 28 idle schools in Pingle County of Guilin, Guangxi, and detail investigation and analysis has been carried out for the different scales of schools from various aspects, including the covered area, traffic, building construction, space composition, degree of aging, etc. The investigation result shows that small teaching schools are remote, being small in scale, single in space and serious in aging. Complete primary schools are close to the villages and towns, being large in scale, abundant in space, and well preserved. The teaching schools are between the previous two types. Meanwhile, it is generally convenient in traffic, and good in structure. It can provide fundamental data for the future utilization and study.

A Study on the Application of Small Wind Power System in Apartment Housing (공동주택에서의 소형풍력발전시스템 적용에 관한 연구)

  • Park, Jin-Chul;Kyung, Nam-Ho
    • Journal of the Korean Solar Energy Society
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    • v.23 no.2
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    • pp.21-34
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    • 2003
  • This study aims to present the applicability of wind turbine generator system to urban buildings for the utilization of clean renewable energy. The results are as follows; According to the wind resource analysis, it has been found that small sized wind power system can be viable for buildings application due to the amplification of wind velocity around buildings or building clusters, in spite of low mean velocity of 2-3m/s in Seoul and Kyunggi urban areas. But planners must perform micrositing analysis around building so that wind turbine can be located at high velocity zones. The system must be designed to avoid obstacles preventing prevailing wind in buildings. It should be recognized that wind speeds are changing depending on the height and length from buildings. The wind power system can be used as a symbol of landmark which shows a sustainable architecture from the scenary Itself A case study for apartment building in urban showed that wind power systems can be applicable in two kinds of place, rooftops and ground levels. Especially, the wind power systems must be carefully positioned so that wind resources do not decrease when it is installed at ground levels. and according to life cycle cost analysis, adaption of new small win4 power systems to buildings were proved to produce a profit if it is considered the expense of environment improvement and the wind speed increasing according to rise of building height. This research will ultimately achieve green architecture that preserves nature and at the same time provides pleasant environment to humans, and will play a great role in establishing the environment-preserving sustainable architecture of the 21th century.

Assessment of the Adsorption Capacity of Cadmium and Arsenic onto Paper Mill Sludge Using Batch Experiment (회분식 실험을 통한 제지슬러지의 카드뮴 및 비소 흡착능 평가)

  • Baek, Jongchan;Yeo, Seulki;Park, Junboum;Back, Jonghwan;Song, Youngwoo;Igarashi, T.;Tabelin, C.B.
    • Journal of Soil and Groundwater Environment
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    • v.19 no.1
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    • pp.46-53
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    • 2014
  • The purpose of this study is to promote utilization of paper mill sludge as an adsorbent for stabilizing heavy metals in contaminated water by measuring the adsorption capacity of paper mill sludge for cadmium and arsenic. To measure adsorption capacity of paper mill sludge, sorption isotherm experiments were analyzed by Langmuir and Freundlich isotherm models. Also, two methods of chemical modifications were applied to improve the adsorption capacities of paper-mill-sludge: the first method used sodium hydroxide (NaOH), called PMS-1, and the second method used the NaOH and tartaric acid ($C_4H_6O_6$) together, called PMS-2. For Cd adsorption, PMS-1 presented the increase of reactivity while PMS-2 presented the decline of reactivity compared to that of untreated paper-mill-sludge. In case of As adsorption, both PMS-1 and PMS-2 showed the decrease of adsorption capacities. This is because zeta-potential of paper mill sludge was changed to more negative values during chemical modification process due to the hydroxyl group in NaOH and the carboxyl group in $C_4H_6O_6$, respectively. Therefore, we may conclude that the chemical treatment process increases adsorption capacity of paper mill sludge for cation heavy metals such as Cd but not for As.