• 제목/요약/키워드: natural sustainability

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Derivation of Sustainability Factors of LID Facility and Strategy of Citizen Participation for Management (LID 시설의 지속가능성 관리인자 도출 및 시민참여 관리방안)

  • Kim, Youngman;Kim, Lee-hyung
    • Journal of Wetlands Research
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    • v.21 no.1
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    • pp.57-65
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    • 2019
  • LID(Low Impact Development) facility classified as a social infrastructure can maintain landscape sustainability and functional sustainability through continuous maintenance and management. Since LID is a natural-based solution, the sustainability can be secured through the management of weeds, wastes and vegetation. The LID facility is distributed in the city and is an infrastructure that can be managed through citizen participation because of simple maintenance. Therefore, this study was conducted to investigate the maintenance factors affecting the sustainability of the LID facilities and to suggest measures for maintenance by investigating the participation of the peoples. The factors for landscape sustainability were derived to waste and weed management. Also the factors for functional sustainability were assessed to identification and management of dead bodies and selection of applicable soil and plant species. The citizens showed high agreement of more than 80% in the questionnaires on expanding and managing LID facilities, enacting LID ordinances, and participating in the national movement. The intention to participate in LID management linked to jobs was about 64%, indicating that LID could become a job for the vulnerable. Maintenance of the LID can easily be carried out by non-specialists, which can lead to citizen participation with low cost for each facility. The maintenance cost for citizen participation can be allocated from the social infrastructure management cost reduced by LID application of the local government and the social welfare budget of the central government.

Analysis of the Changes in Textiles for Automotive Interior Materials: Seeking Realization of a Circular Economy (순환경제의 실현을 추구하는 자동차 내장재용 텍스타일의 변화양상 분석)

  • Han, Insuk;Kim, Sunmee
    • Journal of Fashion Business
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    • v.25 no.3
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    • pp.51-70
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    • 2021
  • The study aims to evaluate changes in textiles for automotive interior and suggest directions that the textile-development should take in order to achieve sustainability, and enter a circular economy system in the future. The main content and results of the study are as follows: First, we cover the overall sustainability study in the fashion and textile fields; in particular, the certification system is well established through the provision of information on the whereabouts of products to consumers and verification by external environmental auditors. Second, we considered the criteria of C2C in order to derive the necessary criteria for sustainability certification in the field of textiles. Third, we looked at the latest development trends of textile materials for automobile interiors which were divided into three categories: natural originated materials, circular economic consideration materials, and functional supplementary lightweight materials. In addition, we identified to what extent the trend of changes aggregated in the examples was satisfied and what was lacking when applied to the Basic criterion of C2C. As such, this study links and applies the sustainability criteria pursued in the fashion and textile fields to the textile for automotive interior materials, suggesting a direction for the textile field for automotive internal materials in the future. Based on the results of this study, it is hoped that studies on textiles for automotive interior considering the net economy will continue, and practical development in the industry will be realized.

Science and Technology of Natural Colorants (천연색소의 과학과 기술)

  • Jung, Chanhee;Lee, Jungwoo;Yoo, Dong Il
    • Textile Coloration and Finishing
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    • v.34 no.2
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    • pp.77-92
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    • 2022
  • Natural colorants are regarded as substitutes for synthetic colorants in the fields of fiber dyeing, hair dyeing, cosmetic, and food industries. The use of natural colorants has been increased in view of global environment and sustainability. However, scientific approach to the production is required because the supply of natural colorants depends on the climate, soil, and cultivation methods. This brief review contains the advances in science and technology related to natural colorants including characterization, analysis, CIEL*a*b* and Munsell color systems, and future prospects. For the characterization and the analysis of natural colorants, chromatography, some spectroscopic techniques (UV-Vis, FT-IR, NMR), mass spectrometry, and X-ray diffraction are generally used.

A Study on the Correlation between Sustainable Slow Design and Contemporary Fashion (지속 가능한 느린 디자인 특성과 현대 패션의 상관성에 관한 연구)

  • Chae, Hye-Sook
    • Journal of the Korean Society of Clothing and Textiles
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    • v.33 no.4
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    • pp.531-542
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    • 2009
  • This study examines the correlation between the characteristics of sustainable slow design, The outcome derived from the pro-environmental consciousness in fashion design, and the trends of modern fashion design. The conclusion of this study is as follows. First, slow design for sustainability shows an environmental consciousness and stresses the ethical aspects of fashion design that take into account the wellbeing and sustainable development of human society. It also focuses on the continuos present in which the consistent pace of life endures, rather than pursuing speedy changes of fashion by titillating desire. Second, the five characteristics of slow design have been extracted from the analysis of the examples of fashion industry and other fashion-related areas. They are sustainability, recyclibility, handicraft, naturalness, and simplicity. Third, these characteristics of slow design have much to do with modern fashion genres. For instance, classical style fashions such as Chanel suit and Burberry coat have the same qualities of sustainability, while at the same time the Vintage fashion, which reinterprets the fashions from bygone eras in modern style, has the tendency of recyclibility, and the Hippie style, a resurrection of hand-touch spirit that emerged as a secondhand style expressionism resisting uniform mass production, has not only the quality of handicraft but also recyclibility.

Projection of Future Water Supply Sustainability in Agricultural Reservoirs under RCP Climate Change Scenarios (기후변화 시나리오를 고려한 농업용 저수지의 미래 용수공급 지속가능성 전망)

  • Nam, Won-Ho;Hong, Eun-Mi;Kim, Taegon;Choi, Jin-Yong
    • Journal of The Korean Society of Agricultural Engineers
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    • v.56 no.4
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    • pp.59-68
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    • 2014
  • Climate change influences multiple environmental aspects, certain of which are specifically related to agricultural water resources such as water supply, water management, droughts and floods. Understanding the impact of climate change on reservoirs in relation to the passage of time is an important component of water resource management for stable water supply maintenance. Changes on rainfall and hydrologic patterns due to climate change can increases the occurrence of reservoir water shortage and affect the future availability of agricultural water resources. It is a main concern for sustainable development in agricultural water resources management to evaluate adaptation capability of water supply under the future climate conditions. The purpose of this study is to predict the sustainability of agricultural water demand and supply under future climate change by applying an irrigation vulnerability assessment model to investigate evidence of climate change occurrences at a local scale with respect to potential water supply capacity and irrigation water requirement. Thus, it is a recommended practice in the development of water supply management strategies on reservoir operation under climate change.

A Study on Ecological Characteristics of Interior Design for Apartment Building - A Case Analysis of Model Houses for Medium- and large-sized Pyeong Apartments in Busan Area - (아파트 실내디자인의 생태적 특성에 관한 연구 - 부산지역 중.대형 평수 아파트 모델하우스 사례분석 -)

  • Shin, Jae-Moon;Youn, Ji-Young
    • Korean Institute of Interior Design Journal
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    • v.16 no.2 s.61
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    • pp.181-191
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    • 2007
  • This study attempted to analyze the characteristics of interior design of the apartment units of Model-houses in terms of ecological aspects. 9 companies that possessed their model houses among the construction companies in Busan area as of August 2006 were selected. 20 units in the model houses of these companies were visited and analyzed. Through literature review, the guideline for the environmentally-friendly residential design was designed and developed to the checklists. The data collected were analyzed to find out the ecological characteristics of the interior space of apartment units. The findings are the followings. First, energy efficiency was properly considered in terms of natural lighting and natural ventilation. Second, in sustainability, the materials for floors and walls could not be reused even though they were environmentally-friendly. Water system needs more improvement for sustainable development including grey-water and rain recycling system. Third, interior greening should be applied more for better environment both physically and emotionally. It is expected that future housing will be more high-risen and densely-populated apartment spaces. Therefore, an approach to new ecological aspects including an emphasis on interior greening, use of eco-materials and adhesives, water recycling and flexibility of the spatial configuration should be made for the next generation.

Sustainable concrete mix design for a target strength and service life

  • Tapali, Julia G.;Demis, Sotiris;Papadakis, Vagelis G.
    • Computers and Concrete
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    • v.12 no.6
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    • pp.755-774
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    • 2013
  • Considering the well known environmental issues of cement manufacturing (direct and indirect levels of $CO_2$ emissions), clinker replacement by supplementary cementing materials (SCM) can be a very promising first step in reducing considerably the associated emissions. However, such a reduction is possible up to a particular level of SCM utilization, influenced by the rate of its pozzolanic reaction. In this study a (4-step) structured methodology is proposed in order to be able to further adjust the concrete mix design of a particular SCM, in achieving additional reduction of the associated levels of $CO_2$ emissions and being at the same time accepted from a derived concrete strength and service life point of view. On this note, the aim of this study is twofold. To evaluate the environmental contribution of each concrete component and to provide the best possible mix design configuration, balanced between the principles of sustainability (low environmental cost) and durability (accepted concrete strength and service life ). It is shown that such a balance can be achieved, by utilising SCM by-products in the concrete mix, reducing in this way the fixed environmental emissions without compromising the long-term safety and durability of the structure.

Standards of architectural design for the ecological certification of the rural settlements

  • Kavas, Kemal Reha;Danaci, Hacer Mutlu;Cal, Isa
    • Advances in Energy Research
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    • v.7 no.1
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    • pp.53-66
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    • 2020
  • Before the industrial revolution architecture has been shaped by the natural and cultural inputs. Local constraints become more effective determinants of architecture in the rural contexts because by being disengaged from the webs of transportation and communication, rural settlements have achieved sustainability in difficult conditions. The examples of rural settlement and architecture have provided sustainability through integration with natural inputs within the geographical context because they have reached the goals of ecological design within the local constraints. Although this feature of the rural cultural landscapes has been emphasized frequently, tangible standards could not be developed in order to interpret their ecological design principles from the perspectives of the contemporary building sector and planning. However, the historical experience indicates that the sustenance of ecological performance can be possible as a result of integrated planning at the overall scale of the settlement. Therefore, the existing standards are not qualified for interpreting the rural contexts. This study develops a method for analysing, interpreting and evaluating traditional rural settlements and certifying new implementations in the rural environments in the light of the given literature review, discussion and methodological proposal.

A critical review of slag and fly-ash based geopolymer concrete

  • Akcaoglu, Tulin;Cubukcuoglu, Beste;Awad, Ashraf
    • Computers and Concrete
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    • v.24 no.5
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    • pp.453-458
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    • 2019
  • Today, concrete remains the most important, durable, and reliable material that has been used in the construction sector, making it the most commonly used material after water. However, cement continues to exert many negative effects on the environment, including the production of carbon dioxide (CO2), which pollutes the atmosphere. Cement production is costly, and it also consumes energy and natural non- renewable resources, which are critical for sustainability. These factors represent the motivation for researchers to examine the various alternatives that can reduce the effects on the environment, natural resources, and energy consumption and enhance the mechanical properties of concrete. Geopolymer is one alternative that has been investigated; this can be produced using aluminosilicate materials such as low calcium (class F) FA, Ultra-Fine GGBS, and high calcium FA (class C, which are available worldwide as industrial, agricultural byproducts.). It has a high percentage of silica and alumina, which react with alkaline solution (activators). Aluminosilicate gel, which forms as a result of this reaction, is an effective binding material for the concrete. This paper presents an up-to-date review regarding the important engineering properties of geopolymer formed by FA and slag binders; the findings demonstrate that this type of geopolymer could be an adequate alternative to ordinary Portland cement (OPC). Due to the significant positive mechanical properties of slag-FA geopolymer cements and their positive effects on the environment, it represents a material that could potentially be used in the construction industry.

Taoist Aesthetics Reflected in Ma Ke's Works (Ma Ke(馬可)의 작업에 반영된 도가미학 사상)

  • Hongyan, Li;Eunhyuk, Yim
    • Fashion & Textile Research Journal
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    • v.24 no.6
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    • pp.686-693
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    • 2022
  • The rapid development of the fashion industry in contemporary society has also caused various problems such as environmental pollution, material excess, and spiritual poverty. Accordingly, traditional Chinese Taoist aesthetics can solve the spiritual poverty that people are facing today, and the spiritual pursuit of returning to innocence. This study focuses on the works of first generation Chinese designer Ma Ke as an example to discuss the embodiment and application of Taoist aesthetics. The results are as follows: First, Ma Ke's works emphasize the value of handicraft through traditional handcrafting and natural fibers, which reflect the beauty of simplicity and the non-action of Taoist aesthetics. Second, the works acknowledge nature by using natural materials and retaining their original appearance, which embodies Taoist aesthetics of the beauty in non-action and living in harmony with nature. Third, the collections reflect a critical attitude toward the fashion industry and consumer culture by rethinking consumerism and advocating environmental protection, thus propagating the beauty in simplicity and the harmonious life with nature in Taoism aesthetics. In conclusion, Ma Ke's designs incorporating sustainability and handicraft exhibit the core features of Taoist aesthetics, including the beauty in simplicity, non-action, and living in harmony with nature while exploring the relationship between modernity and tradition, man and nature, and handicraft and fashion. This research can contribute to understanding Ma Ke's works in promoting critical thinking about the fashion industry through Taoist aesthetics.