• Title/Summary/Keyword: environmental impacts

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The Differences of Residents' Perception of Tourism Impacts according to the Demographic Characteristics (인구통계학적 특성에 따른 관광영향 인식의 차이)

  • Son, Eun-Ho;Park, Duk-Byeong
    • Journal of Agricultural Extension & Community Development
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    • v.18 no.4
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    • pp.933-959
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    • 2011
  • The study aims to identify residents' perceptions of tourism impacts according to the demographic characteristics. The analysis was based on 366 questionnaires given to residents of six rural communities in rural Korea. A series of data analysis such as factor analysis, t-test, and ANOVA was conducted to investigate the residents perceptions of tourism impacts. Results showed that whereas younger, less educated and poor could perceive a negative impacts. older, educated and richer were more likely to perceive a positive impacts of economic, social and environmental spheres. Especially male was more likely to perceive a positive socio-cultural impacts, whereas female was perceive a negative impacts. The results suggest that it is important for policy makers and community leaders to consider social-cultural and economic impact when decision making on development planning.

A Study on the Analysis of the Economic and Non-Economic Effects of Environmental Qualifications on Their Holders (환경분야 자격이 개인에게 미치는 경제적.비경제적 효과 분석)

  • Park, Jong-Sung;Lee, Mu-Choon
    • Hwankyungkyoyuk
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    • v.18 no.1 s.26
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    • pp.55-69
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    • 2005
  • This study aims to investigate and practically examine the effect of environmental qualifications based on the theoretical background on the area. First, the economic effect of the acquisition of the qualifications was to be studied from the viewpoints of individuals and from an actual analysis on it, its effect was to be proved. Second, its non-economic effect was to be proved from the same way as the first analysis. On the basis of theoretical background, a study model was formulated in a way that the effect of qualifications in individuals side was divided into an economic effect (wage, employment, promotion, job-switching) and non-economic effect (self-development, self-efficiency, satisfaction on the job, ability to cope with the advancement of technology, job performance, signal effect, the settlement of uneasiness at unemployment). Then, survey was carried out with questions designed in accordance with this model. The hypotheses were proved as the following. First, for hypothesis 1(Environmental qualifications will bring up positive impacts on an individuals economic effect), environmental qualifications was shown to have positive impacts on wage, job-switching in personal economic effect. But, no personal economic effect appeared for employment and promotion. Second, for hypothesis 2(Environmental qualifications will bring up positive impacts on an individuals non-economic effect), environmental qualifications appeared to have positive impacts on self-efficiency, ability to cope with the advancement of technology, job performance and signal effect. Besides, no impact was shown in satisfaction on the job and the settlement of uneasiness at unemployment and self-development.

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Life Cycle Assessment on the End-of-Life Vehicle Treatment System in Korea (국내 폐자동차 처리시스템에 대한 전과정평가)

  • Hong, Seok-Jin;Jeong, Kee-Mo;Hong, John-Hee;Yun, Ju-Ho;Hur, Tak
    • Transactions of the Korean Society of Automotive Engineers
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    • v.13 no.6
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    • pp.105-112
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    • 2005
  • This study aims at evaluating the environmental impacts stemmed from the End-of-Life Vehicle(ELV) treatment systems in Korea, using Life Cycle Assessment(LCA) method. In this study, both environmental burden from the ELV dismantling process & recycling processes and environmental benefit which were derived from the avoided environmental impacts by substituting recycled materials for virgin materials were considered. First of all, the key issues which were defined as the environmental aspects that account for more than $1\%$ out of the total environmental impacts were identified from the Life Cycle Impact Assessment(LCIA). $CO_2$, crude oil, natural gas, coal, etc. were found out to be the key issue parameters. From the LCI Analysis and LCIA studies, it was shown that the significant environmental aspects were related with the recycling process of ferro scrap, the shredding process of compressed car bodies and the dismantling process of end-of-life engines. In particular, the recycling process of ferro scrap has the most significant effects on the environmental impacts of the ELV treatment systems. Based on these results, it is recommended to improve the recycling process of ferro scrap in order to make the ELV treatment systems more environmentally sound.

Environmental Impacts Assessment of Elementary School Buildings and Establishment of the Reference Target using Life Cycle Assessment Model (전과정평가 모델을 이용한 초등학교 건축물 환경영향 평가 및 비교기준 수립)

  • Ji, Changyoon;Hong, Taehoon;Jeong, Jaewook
    • Korean Journal of Construction Engineering and Management
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    • v.16 no.3
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    • pp.49-58
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    • 2015
  • In order to determine how much a new green building reduce the environmental impacts, it is necessary to establish the reference target for comparison. Therefore, this study aims to establish the reference target by evaluating the environmental impacts of existing buildings. To ensure this end, this study evaluated the environmental impacts(Global warming potential, ozone layer depletion potential, acidification potential, eutrophication potential, photochemical ozone creation potential, and abiotic depletion potential) of 17 existing elementary school buildings, which are located in Seoul, Busan, Daegu, and Gwangju, by using the hybrid LCA model. As a result, the environmental impacts of the case buildings were clearly distinguished in different regions. Therefore, this study presented the reference targets which are appropriate to each region. For example, the reference targets for global warming potential, which can be used in Seoul, Busan, Daegu, and Gwangju, are 3.76E+03, 1.90E+03, 2.63E+03, $2.81E+03kg-CO_2\;eq./m^2$, respectively. The presented reference targets are expected to be useful for understanding how much environmental impacts can be reduced when a new green school building is constructed.

Water-Environment-Economic nexus analysis of household food waste impacts: A case study of Korean households

  • Adelodun, Bashir;Cho, Gun Ho;Kim, Sang Hyun;Odey, Golden;Choi, Kyung Sook
    • Proceedings of the Korea Water Resources Association Conference
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    • 2021.06a
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    • pp.148-149
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    • 2021
  • Food waste has increasingly become a global issue of concern among the researchers and policymakers due to its significant environmental and economic impacts, and other associated unsustainable use of resources, including water resources. While food wastage occurs at each stage of the supply chain with food loss at the upstream and food waste at the downstream, the impacts of food waste occurring at the consumption side are enormous due to the accumulated added values. In this study, the embedded water resources, greenhouse gas emissions, and economic loss of household food waste were investigated. The primary granular data of household food waste was collected through direct sampling from 218 selected households of the Buk-gu community in Daegu, South Korea from July 2019 to May 2020. The water footprint, which was based on the water footprint concept, i.e., indirect water use, and GHG emission potential factor for each of the food items were adopted from the literature, while the retail prices and disposal cost were used to assess the economic cost of wasted food items. The water footprint, GHG emission associated with environmental impacts, and the economic cost of 42 major identified wasted food items were conducted. The findings showed that an average of 0.73 ± 0.06 kg/household/day edible food waste was generated among the sampled households, with leafy vegetable, watermelon, and rice responsible for 10, 9, and 4%, respectively, of the total weight of the 42 food wasted items. The water footprint and environmental impact of the household food waste resulted in 0.46 ± 0.04 m3 and 0.71±0.05 kg CO2eq, respectively. Beef, pork, poultry, and rice accounted for 52, 9, 5, and 4% of the total water footprint, while beef, pork, rice, tofu/cheese had 52, 8, 6, and 6% of the total emissions, respectively, embedded in the food wasted. Furthermore, the average estimated economic cost associated with wasted food items was 3855.93±527.27 Korean won, with beef, fish, and leafy vegetable responsible for 21, 13, and 10%, respectively, of the total economic cost. A combined assessment using water-environmental-economic nexus indicated that animal-based food had the highest footprint impacts, with beef, pork, and poultry indicating high indices of 0.3, 0.08, and 0.06 respectively, on a scale of 0 to 1, compared to corn and lettuce with lowest impacts of 0.02. Other food items had moderate impact values ranging from 0.03 to 0.05. This study, therefore, provides insight into the enormity of environmental and economic implications of household food waste among Korean households.

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A Study on Methods, Procedures, and Practices of Health Impact Assessment (환경영향평가에 있어서 보건영향평가의 방법, 절차 및 적용에 관한 연구)

  • Cho, Il-Hyoung;Park, Jae-Hong;Kim, Im-Soon;Han, Sang-Wook
    • Journal of Environmental Impact Assessment
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    • v.12 no.3
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    • pp.211-228
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    • 2003
  • Most environmental impact assessment(EIA) programs around the world require the consideration of human health impacts. Yet relatively few EIA documents adequately address those impacts. This article examines how, why, and to what extent health impacts are analyzed in environmental impact assessments. This article investigates these problems and provides recommendations to improve human health impact assessment(HIA), using methods, procedures and case study. Also, a comprehensive approach for the evaluation of possible health effects in an EIA is described, illustrated with the example of Amsterdam Airport Schiphol. Unlike many EIAs, we estimated quantitatively the impact of aircraft-related pollution in terms of the number of affected people for aircraft noise annoyance, odour annoyance and hypertension. In addition, an analysis of health registry data on cardiovascular and respiratory diseases and a short survey on annoyance and risk perception were carried out.

A Study on Methodology of Framework for Development of Environmental Statistics (환경통계 작성체계의 방법론적 연구)

  • Kang, Sang-Mok
    • Journal of Environmental Impact Assessment
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    • v.6 no.1
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    • pp.135-149
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    • 1997
  • Environmental issues are currently in the forefront of the political and economic area both globaly and nationally. In the all spheres of socio-economic development and policy, it is suggested that there are need, to measure environmental impacts and to produce and disseminate environmental statistics systematically for environmentally sound and sustainable development. Specially, because environmental statistics encompass a wide spectrum of sectors from the natural to the social sciences and are dispersed among various agencies, an organized approach and compilation methods in complicated fields such as environment are required. This article includes the methodology on the framework for development of environmental statistics to advance korean environmental statistics.

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A Study on the Introduction of Life Cycle Assessment (LCA) for Rolling Stocks (철도차량에 대한 전과정평가 도입을 위한 방안 연구)

  • Lee, Jae-Young;Kim, Yong-Ki;Park, Sung-Hwan;Kim, Hee-Man
    • Proceedings of the KSR Conference
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    • 2007.05a
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    • pp.589-593
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    • 2007
  • Due to sustainable development, international environmental regulations have been reinforced continuously. Especially, Kyoto protocol related to energy consumption affects to national production system seriously. Even if railroad is the most environmental- friendly transportation, it is necessary to improve its environment. Life cycle assessment (LCA) is a representative tool to evaluate the environment impacts of a product. In the EU's railroad companies, the recycling efficiency and the waste emissions of rolling stocks have improved considering their environment impacts with LCA from a design step. Also, the LCA system of Korean electric motor units has been developed to build an environmentally sound railroad as one of national transportation core technology R&D projects. Therefore, the introduction of LCA will be required to decrease environmental impacts released from rolling stocks in the future.

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The Impacts of Seawater Surface Temperature Rising on Sea Mustard Yields of Goheung and Wando Coast in Korea (고흥·완도 해수표층온도 상승이 미역 단수에 미치는 영향)

  • Cho, Jae-Hwan;Suh, Jeong-Min;Lee, Nam-Su;Ha, Hyun-Jung
    • Journal of Environmental Science International
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    • v.27 no.3
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    • pp.147-154
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    • 2018
  • The purpose of this article is analyzing the impacts of seawater surface temperature rise on sea mustard yields of Goheung and Wando coast in Korea, with employing a panel data regression model. Our results show that there has been a negative impacts on sea mustard yields as seawater surface temperature continuously has been rising. Especially if the upward trend in seawater surface temperature since 2005 will be maintained in future, sea mustard yield is expected to decrease by 2.6% per year.

Computerized Golf Course Design Techniques Considering Environmental Impacts (환경영향을 고려한 골프코스 전산설계기법)

  • 주영규;전수복
    • Asian Journal of Turfgrass Science
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    • v.8 no.3
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    • pp.179-192
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    • 1994
  • Much attention has been paid recently to environmental destruction by golf course constructions in Koera. An efficiency and up-to-date technology on the planning and design practices has been requested to minimize the environmental impacts. Computerized systems for golf course design in the point of physical conservation of environment were discussed here. Geograpic Information System were applied on the process of geograpical data input and analysis through the final outputs, Simulation works by the total database management make enable to pre-investigate of the design in view of an assessment of environment impacts. It is also possible to evaluate plans easily and propose the alternatives properly. Precise quantity caculation of en-gineering works by computer system should be guarantee scientific, economic, and environme-ntally sound golf course design.

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