• 제목/요약/키워드: Sustainable water environment

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An Interdisciplinary Approach to Industry-Based Complex Problem-Solving: Sustainable Policy Solutions to the Malaysian Water Crisis

  • Richards, Cameron;Padfield, Rory
    • Asian Journal of Innovation and Policy
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    • 제5권1호
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    • pp.55-77
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    • 2016
  • This paper focuses on how an integrated or systemic approach is needed to both investigate and connect different kinds of interdisciplinary inquiry and knowledge within and beyond universities to encourage more productive collaboration with the other three ‘macro stakeholders’ - government, business, and the wider community. In this way universities can and should provide a greater leadership role in sustainability, innovation and policy studies. Such a framework is needed to also help to change the view of many that academics should just play a supporting role of providing specialised technical expertise only to the other macro stakeholders. The interdisciplinary and collaborative framework developed here is applied to the on-going water crisis in Malaysia - an exemplary complex problem-solving basis for seeking sustainable policy solutions to diverse challenges. As further discussed, this was applied also in practice to a multi-stakeholder seminar on addressing the difficult policy challenges of the Malaysian water industry and sector.

농업용수 사용지표 개발 (Development of agricultural water use indicator)

  • 이광야;임종완;홍대벽
    • 한국농공학회:학술대회논문집
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    • 한국농공학회 2002년도 학술발표회 발표논문집
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    • pp.33-36
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    • 2002
  • The purpose of this study is to develope a indicator for agricultural water use. Agricultural water is challenged by the increase of water use in the sectors of urbanization and industry and social pressure to use water in sustainable and environmentally sound way. The development of agricultural environment indicators is divided into 13 sectors, among which agricultural water use indicators include amount and intensity of agricultural water use, efficiency of agricultural water use, shortage or surplus of water use, water stress, etc.. Agricultural water use indicators provide basic data for sustainable and environmentally sound agricultural development, and also help policy decision makers to solve water shortage problems through water policy and water management measures by making the most of the total available water resources.

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낙동강 유역의 지속적인 이용을 위한 미래예측 (Simulating the Future of Nakdong River Basin for the Sustainable Use)

  • 김진이;이석모
    • 한국환경과학회지
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    • 제10권4호
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    • pp.253-258
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    • 2001
  • A macroeconomic minimodel was simulatedto suggest the public for sustainable us of Nakdong River Basin. The minimodel for the simulation shows the interrelationships between natural environment and economic activity. Topsoil, water, economic assets, and money stock are plotted for 300 years, beginning with 1996 in each simulation. The computer simulation runs suggest that the Nakdong River Basin system in the near future may strongly be influenced by the favorable availability of outside resources, while the economic assets and money stock may be declined by indigenous environmental stock depletion. The simulation run made under the constant decrease in systems purchased inputs with investment ratio of developed country and for sustainable use. The results of simulation shows the recover of natural environment and decrease of economic activity under these condition. Therefore, the economic structure of Nakdong River Basin should be transformed from the present industrial structure to the social-economic structure based on an ecological-recycling concept which depend on renewable resources rather than industrial structural which depend on outside resources.

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Evaluation of Internally Cured Concrete Pavement Using Environmental Responses and Critical Stress Analysis

  • Kim, Kukjoo;Chun, Sanghyun
    • International Journal of Concrete Structures and Materials
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    • 제9권4호
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    • pp.463-473
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    • 2015
  • Three full-scale instrumented test slabs were constructed and tested using a heavy vehicle simulator (HVS) to evaluate the structural behavior of internally cured concrete (ICC) for use in pavements under Florida condition. Three mix designs selected from a previous laboratory testing program include the standard mixture with 0.40 water-cement ratio, the ICC with 0.32 water-cement ratio, and the ICC mixture with 0.40 water-cement ratio. Concrete samples were prepared and laboratory tests were performed to measure strength, elastic modulus, coefficient of thermal expansion and shrinkage properties. The environmental responses were measured using strain gages, thermocouples, and linear variable differential transformers instrumented in full-scale concrete slabs. A 3-D finite element model was developed and calibrated using strain data measured from the full-scale tests using the HVS. The results indicate that the ICC slabs were less susceptible to the change of environmental conditions and appear to have better potential performance based on the critical stress analysis.

On Water CuSO4. 5H2O-catalyzed Synthesis of 2-amino-4H-chromenes

  • Behbahani, Farahnaz Kargar;Maryam, Sadeghi
    • 대한화학회지
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    • 제57권3호
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    • pp.357-360
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    • 2013
  • Sustainable development is a balance between environment and development. Sustainable development requires sustainable supplies of clean, affordable, and renewable energy sources that do not cause negative impact to the society. This article introduces a green chemistry method to synthesize 2-amino-4H-chromenes that reduces or eliminates the use and generation of hazardous substances in the design, manufacture, and application of chemical products. This method is described using copper (II) sulfate pentahydrate, as a green and reusable catalyst on water. The products were obtained at very good yields, short reaction time, and at lower cost than other reported procedures.

Trend Analysis of LEED Certifications: Insights and Future

  • Lee, SeungMin;Kwak, Young Hoon
    • 국제학술발표논문집
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    • The 9th International Conference on Construction Engineering and Project Management
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    • pp.1009-1016
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    • 2022
  • As environmental concerns grow, people are becoming more aware of energy efficiency, carbon reduction, and sustainable development. Leadership in Energy and Environmental Design (LEED) certification is currently the most widely recognized building environment assessment method connected to energy and the environment worldwide. This study explores trends for six factors (energy and atmosphere, materials and resources, indoor environmental quality, sustainable sites, water efficiency, and innovation in design) to assess four levels of LEED certification (Platinum, gold, silver, and certified) using 11,209 LEED projects in the United States. The study analyzes trends using scores of percentages of maximum points by certification level, ownership type, space type, and climate zones. With the interest in the Environmental, Social, and Governance (ESG) principle on the rise, this study contributes to a better understanding of the trends and future of LEED certification in the built environment sector.

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환경 투자 및 비용이 기업의 환경성과에 미치는 영향 (A study on the effects of environmental investment and costs on environmental performance)

  • 박광덕;박노석;김성수;서인석
    • 상하수도학회지
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    • 제23권3호
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    • pp.315-320
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    • 2009
  • This study found that introduction of environmental systems and increased environmental investment have a major impact on K company's sustainable development. The analysis indicated that the environmental investment variable has a close relationship with production quantity, sales, and the amount of sludge treatment variables in K company. However, all other variables including the cost of disinfection chemicals, and the expenditure of sludge treatment have no relationship with the environmental investment variable. Additionally, short-term results show that the company's environmental expenditure variable is conversely related with the environmental performance variable.

Research on the Environmental Issues in China's Sustainable Economic Development

  • Zhao, Yue
    • 산경연구논집
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    • 제7권1호
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    • pp.15-17
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    • 2016
  • Purpose - During the past twenty years, China has developed rapidly in economy. Meanwhile China's economic development has brought great many problems. Sustainable development is to achieve coordination in the ecological, economic and social aspects. Among them, the environment and resource issues are the most critical issues which affecting sustainable development in China. With China's rapid economic development, China's ecological environment is facing the most serious threat in water pollution, air pollution, solid waste pollution and the destruction of forests and biodiversity, resulting in a significant loss of the national economy. This research aims to examine whether the tragedy of the commons has hindered the sustainable development of China's economy or not. On the other hand, we try to analyze a solution to improve this situation. Research design, data, and methodology - Theoretical background study, finding optimization models, and data analysis. Results - In the case of a clear definition of property rights, the air will have a market price. The market price will coordinate pollutant emissions. Conclusions - The tragedy of commons has hindered the sustainable development. The model of China's Economic development should be changed.

지속가능성의 함의를 고려한 주거지 계획특성 연구 (A Study on the Planning Characteristics of Sustainable Housing Area)

  • 김묘정
    • 한국주거학회논문집
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    • 제19권4호
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    • pp.107-119
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    • 2008
  • The purpose of this study was to provide basic information about the study of model development of sustainable housing area. So, this study identified the concept of sustainable development and condition after investigation Habitat Agenda II, and the 10 items of agenda were used to constitute the case study framework. This study found the development characteristics through the case study of 6 sustainable housing areas in the world(US, UK and Australia), and searched the missing point in the sustainable development concept. The major findings are summarized as follows: First, the attempt of environmental sustainability was restrictive such as minimal environment pollution and waste, water resource protection and conservation of nature ecosystem. Second, in social-culture sustainability, the effort of right to housing, solution of urban squatter and housing welfare eliminated. Third, in economic sustainability, the attempt of prevent natural disaster, technological and industrial disaster excluded.