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류경무(Ryu, Kyung-Moo),백기영(Baek, Ki-Young),김영환(Kim, Young-Hwan),박종광(Park, Jong-kwang) 대한국토·도시계획학회 2011 國土計劃 Vol.46 No.7
The existing studies of climate change focus on the new town as a measure of Co₂ emissions, and related research for regeneration district is insufficient. In addition, the Co₂ emission measurement at the district unit is taking the distribution about total emission due to the practical difficulties of present situation. As a result, the purpose of this study is to measure urban regeneration districts to measure the Co₂ emission at the district unit, and to analyse the characteristics between example districts. To this end, 5 parts and 20 survey items at the emissions and absorb were selected, the energy requirements based on direct survey was conducted. The investigation took place in three ways(investigation survey, site survey, and public agencies survey), through the four case regions(top-2, sajik-4, samo-1, 2, and chang-dong) were selected to build the database. The database based on direct survey about each sector were built, and the Co₂ emission of four categories(energy, transport, absorbing, waste) was calculated. The energy requirement based on the estimated emissions of carbon and energy consumption compared and analyzed its characteristics. The results of this study show that unlike carbon emissions at the level of the district unit of measurement as well as energy requirements were based on bottom-up approach was taken, and its meaning in the differentiation between existing research can be found.
생물학적 방법에 의한 도시생활폐기물 매립지의 침출수 독성특성 평가
황인영,류경무 한국환경독성학회 1996 환경독성보건학회지 Vol.11 No.1
Leachate from municipal solid waste (MSW) landfill, effluent from leachate treatment plant, and ground water sample from a monitoring well near landfill site were tested for an acute toxicity. Microtox toxicity test was used for testing the acute toxicity of leachate and other samples. EG_(50) values which a concentration of pollutant for reducing 50% light output from luminescent bacteria, Phtobacterium phosphoreum were determined to assess the toxicity of pollutants as well as the relative toxicity. In addition, characteristics of leachate were studied and compared to those of phenol and pentachlorophenol(PCP) which are typical aquatic toxic pollutants. For leachate, EC_(50) for 30min incubation was 10.8%, while for phenol and PCP, 46ppm and 1.2 ppm, respectively, the relative toxicity of treated leachate by in 냐셔 aeration with activated sludge was reduced to more than 75% of toxicity the untreated leachate. Microtox toxicity test was failed to figure out EC_(50) values for groundwater from a monitoring well since the relative toxicity of the unconcentrated sample was too low to estimate EC_(50). Addition of activated carbon to leachate was reduced the relative toxicity. The reduction Pattern of the relative toxicity of leachate by mechanical aeration was similar to that of PCP, but different from that of phenol. These findings suggest that the toxicity of leachate may come from PCP-like toxic compounds rather than phenol-like one. In conclusion, the process of aeration with activated sludge might be very important to reduce the environmental toxicity of leachate. And Microtox test could be a reasonable bioassay for screening and monitoring the environmental toxicity of leachate from municipal solid waste landfill as well as for determining the reduction efficiency of the leachate toxicity by various treatment processes in leachate treatment plant.
청주시 고령자의 도시 생활권공원 시설 접근성의 불형평성과 공원시설 만족도 요인분석
이상혁,류경무,황재훈 (사) 한국도시재생학회 2024 도시재생 Vol.10 No.2
In this study, we conducted a network analysis on the spatial distribution of the elderly in Cheongju City and the accessibility of the elderly's residence to urban parks using local spatial data analysis methods, and identified areas of inequality in urban parks using the Gini coefficient. Logistic regression analysis was performed on factors affecting satisfaction with urban park facilities by dividing them into the elderly and non-elderly. From 2015 to 2023, the elderly population in Cheongju City increased by an annual average of 5.62%, showing a spatially dense distribution pattern in urban areas, and the elderly population in urban areas is receiving park services from urban parks, but the elderly population outside urban areas is relatively marginalized. Satisfaction with park facilities was shown to be a positive factor (+) that proportionally increased satisfaction with convenience facilities such as sports facilities, medical facilities, and distribution facilities when the residence was the same area for the elderly, and for non-elderly people, satisfaction with sports facilities, medical facilities, parking lot satisfaction, public library satisfaction, public library use satisfaction, and park facility satisfaction were shown to be positive factors (+) that proportionally increased satisfaction with park facilities when the residence was their own home. In terms of expanding public facilities, when public facilities were ranked first, satisfaction with park facilities was shown to be a negative factor (-) that decreased satisfaction with urban living areas. According to the above results, the higher the satisfaction with sports facilities and medical facilities, the higher the satisfaction with park facilities for both the elderly and non-elderly people.
지방자치시대의 마을만들기 의미와 조성 전략 : 청주 용암 , 용정 , 방서동 사례를 중심으로
황재훈,류경무,조유경 충북대학교 건설기술연구소 2001 建設技術論文集 Vol.20 No.1
As a compare Japan example with Yongam·Yongjung·Bangseo-dong in Cheongju of town-making movement, this study is aimed at presentation for meaning of desirable citizen-participation and actualized alternatives. As a result of comparison-analysis, first in administartive organization, while the town-making center-connect and intermediate between citizen and administration-supports and mediate of conflicting interest in Japan, we are indispensible because intermediate-organization is absent. Second, in budget and programs for town-making movement, Japan operates support-fund-system, but we are not. Finally, in a system and rules for supporting town-making, Japan operates town-making regulation, but we have nothing concerning it.