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        검색결과 81

        61.
        2012.04 KCI 등재 서비스 종료(열람 제한)
        본 논문에서는 35년(1973~2007년) 기간 동안 남한 60개 지점에서 관측된 기온 자료를 분석함으로써 7월에 온난화 경향이 크게 약화되는 모습을 확인하였다. 특히 이 기간 동안 일최고기온은 약한 하강 추세를 나타내어 상승 추세를 갖는 다른 달들과 차별된 변화의 특징을 보였다. 그 원인으로 운량의 증가에 따른 지표 일사량의 감소가 온실가스 증가에 따른 온난화의 대부분 또는 그 이상을 상쇄하기 때문이라 예상하였으며, 분석 결과 7월의 운량은 강수량과 더불어 증가 추세를 나타내었다. 특히 운량과 일최고기온의 변화 간의 상관계수가 -0.92로 나타나, 놀라울 정도로 높은 상관성을 보이며 운량의 증가가 7월 온난화 약화 현상에 관한 가장 중요한 원인임을 뒷받침하였다. 아울러 강수량과 일최고기온의 변화 간의 상관계수는 -0.58로 나타나 강수량 증가는 운량 증가에 비해 부차적인 원인으로 이해될 수 있다. 북반구 중위도 지역과의 비교 결과, 이 7월 온난화 경향의 약화는 광역적 현상이 아니라 남한 지역만의 독특한 변화인 것으로 밝혔졌다.
        62.
        2011.12 KCI 등재 서비스 종료(열람 제한)
        In his whole life and thought, Basilius of Caesarea represented what the Christian life should be. The purpose of this article is to inquire into the economic thought of Basilius of Caesarea in the fourth century of the Roman Empire. In this article, his contribution to the theological enterprise has been considered in several points. First of all, Basilius’ economic thought has shown the foundation of ownership, based on the justice of God. Secondly, he criticized that someone possesses surplus to one’s needs or exclusively owns public property. Moreover, Basilius strongly refuted against the monopoly of land ownership and claimed the equal rights in using the land and natural resources, emphasizing koinonia. Finally, he revealed the seriousness of the usury, even though it has been regarded as legitimate. According to Basilius, anyone who live an extravagant life among the poor would not be considered to be guiltless, even if he had a legitimate ownership. In other words, he challenged the concept of one’s morality and proposed high standards on economic thought as a Christian seeking for the justice of God. In sum, Basilius has shown what the mission of Christians is for the Korean society confronting with serious problems of neo-liberalism. Through his thought on economics, what is really precious for us living in these days could be reflected.
        71.
        2007.04 KCI 등재 서비스 종료(열람 제한)
        To analyze the water characteristics in the dry and wet seasons, the data for temperature, salinity, nutrients and chl-a were used, which were observed in the south coastal area of Korea during April to October 2000. At Yeosu in the south coast of Korea, the higher values of 35.0 psu in salinity were shown in March and April, the lower values of 23.0 psu in salinity were shown in August and September. The annual range of salinity was 12.0 psu. The total amount of precipitation in the wet season (July to October) was occupied 68% (about 846 mm) during 2000. The precipitation of the dry season (November to June) was occupied 32% (about 394 mm) in the year. In the coastal area, the salinity variation is distinct in the period of July to October. Based on this result, we divided the season into two parts: the dry season during April to June and the wet season during July to October. Factor analysis was shown that temperature has strong negative relation and nutrients show positive relations in the dry season by the factor 1, which explains the total variance of 50.6% at the surface water. In the wet season, salinity has negative relation and nutrients show positive relation by the factor 2, which explains the total variance of 33.5%. The bottom layer also showed similar to those of surface water in the results of factor analysis. These mean that nutrients become rich due to the freshwater inflow in the wet season. The low saline water is shown not only in the south coast but also in the overall region in the South Sea of Korea. It is suggested that the South Sea of Korea may call a ROFI (Region of Freshwater Influence) system in summer.
        73.
        2006.06 KCI 등재 서비스 종료(열람 제한)
        The clarification of spatial-temporal patterns of phytoplankton from southern coastal waters during the period of March to November in 2004 was carried out. Total cell numbers were shown in 5,286 cells ml−1 on March and reached to encounter a peak of 27,775 cells ml−1 on July. Mean cell number was also shown in maximum of 1,587 cells ml−1 on July, which recorded approximately two times higher than on June. The cell number of phytoplankton from southmiddle waters attained an abundance of ≥35 regardless of months, which was the highest the abundance of phytoplankton in 2004 than any other waters in this study. Southwestern waters were lower the cell number of 2-5 times than those of southmiddle and southeastern waters. In particular, Prorocentrum occurred in southeastern waters on June and the highest cell number of 8,200 cells ml−1 around Tongyeong region on July, which was recorded to occupy the value of 60.9% in southeast waters. The abundance of Skeletonema costatum as a dominant taxa in southwest was shown in ≥60 on March, July, September, and October, whereas was also recorded to achieve the abundance of above 80% in southmiddle waters on March, July, and September. The majority of the taxa in southeastern waters was diatom: Eucampia zoodiacus, and Chaetoceros spp.. They occupied above 45%. On November, most of southern waters were abundant to Chaetoceros spp. On the basis of cluster analysis using SPSS ver 10.0, phytoplankton occurring on March showed somewhat no correlation with all of southern waters. In contrast to on March, the relationship between southwestern and southmiddle waters was shown on August and November, indicating a distinction from southeastern waters. However, the distance between southwestern/middle and southeastern waters appeared to be less than 5. Consequently, the abundance of phytoplankton in southern waters showed much fluctuations in temporal and spatial assays. In particular, southwestern and southmiddle waters during the periods of summer and winter appeared to be a similar to environmental characteristics.
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