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박충희,유승도,Park, Choonghee,Yu, Seung Do 한국환경보건학회 2014 한국환경보건학회지 Vol.40 No.1
Objectives: The purpose of this review is to suggest future directions for the Korean Environmental Health Survey (KoNEHS) in terms of an environmental health monitoring system and recent environmental health issues in Korea. Methods: The national scale biomonitoring program and environmental health researches which conducted by Ministry of Environment was reviewed for this study. The scope, contents and utilization of results of KoNEHS as a biomonitoring program and other basic function for environmental health monitoring was analyzed. Results: Biomonitoring survey was conducted for basic functions, such as evaluating exposure levels of environmental chemicals and analyzing exposure factors. In order to expand the basic purposes of KoNEHS, the biomonitoring function should be strengthened by enlarging the range of chemicals analyzed and including all age groups in the biomonitoring and health status monitoring functions by using official health-care and mortality data. Exposure factors such as time-activity patterns and micro-environmental pollution levels were studied. The data from the environmental health study were established into a standardized database system for supporting environmental health policy. A definition and concept of environmental health services should be established. Conclusion: To achieve the aims of environmental health, changes in environmental health status and related factors must be observed and predicted reflecting real conditions. In this regard, improving the methodology and system through diverse approaches is necessary for KoNEHS.
김건우(Kim, GeonWoo),박충희(Park, Choonghee),이상구(Lee, Sanggoo),정다워(Joung, Dawou),이정도(Lee, Jeongdo),박범진(Park, Bum-Jin) 한국산림휴양학회 2017 한국산림휴양학회지 Vol.21 No.3
본 연구는 산림내 기상환경에 변화에 따른 NVOCs 농도를 효율적으로 예측하기 위해서 수행되었다. 기존 NVOCs의 측정이 갖고 있는 경제적, 기술적인 문제점을 보완하기 위하여 연구대상지의 NVOCs를 2013년 7월부터 8월까지 온대북부 기후대를 대표하는 침엽수종인 소나무림에서 총 33회의 조사 및 분석을 실시하였다. 여름철 소나무림의 NVOCs 구성을 비교해본 결과,α-Pinene 39%(11.21ng/㎥), β-Pinene 20%(5.72ng/㎥)등의 순서로 비율을 이루고 있는 것으로 확인되었다. 하루 중 NVOCs 농도의 특성을 분석한 결과, 일몰 시간에 NVOCs의 농도가 가장 높았으며, 광환경이 변화되는 시점과 풍속의 영향을 적게 받는 시점에서 농도가 높아지는 것으로 나타났다. NVOCs의 농도와 물리환경과의 상관관계를 비교한 결과, 기온, 습도가 높을수록 농도가 높아졌으며 풍속이 높아질수록 농도가 낮아졌다. 다중회귀분석을 통해 기상환경차이에 따른 농도 예측모델을 제시하였다. 제시한 모델의 적용성을 검토하기 위하여 비교연구대상지의 NVOCs의 농도와 예측농도를 비교하였다. 예측농도와 실제측정 농도의 회귀분석결과, 61.4%의 높은 설명력을 가지고 있는 것으로 확인되었다. 본 연구에서 얻어진 자료들은 산림치유에 대하여 연구하는 학자에게 NVOCs에 대한 새로운 예측방법에 대하여 많은 시사점을 줄 수 있을 것이라 기대된다. This study aimed to make an efficient estimation of the concentration of NVOCs with changing climate conditions in forests. To complement economic and technical issues of the existing NVOCs measurement techniques, the study conducted a total of 33 survey and analysis sessions from July to August 2013 in Pinus Densiflora forests, which represents the climate of the northern Temperate Zone. The comparison of the NVOCs construction in Pinus Densiflora forests in summer showed 39% of α-Pinene (11.21ng/㎥), followed by 20% of β-Pinene (5.72ng/㎥). The analysis of the daily NVOCs concentration showed that it was highest during the sunset, and the concentration increases when the light environment changed and when there was a smaller effect of wind speed. The comparison of the correlation between the NVOCs concentration and physical environments showed that the higher the humidity, the higher the concentration became, and the higher the wind speed, the lower the concentration became. The study also presented a concentration estimation model with varying climate conditions, using a multiple regression analysis. To verify the applicability of the proposed model, the study compared the NVOCs concentration at the target site and the estimated concentration. The regression analysis on the estimated concentration and the observed data demonstrated that the proposed model had a higher explanatory force at 61.4%. It is expected that the results of this study will provide researchers on forest therapy with many implications on new estimation methods for NVOCs.