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박명희 ( Myung Hee Par ),이준수 ( Joon Soo Lee ),서영상 ( Young Sang Suh ),한인성 ( In Seong Han ),이혜현 ( Hye Hyun Lee ),김해동 ( Hae Dong Kim ),배헌균 ( Hun Kyun Bae ) 한국환경과학회 2014 한국환경과학회지 Vol.23 No.11
It is well known that urban relative humidity has continuous decreasing trend owing to the influence of urbanization. The change of relative humidity is directly influenced by two factors, namely, temperature effect and water vapor effect in various urban effects. In this study, the temperature and the water vapor effects on the relative humidity change were analyzed by using monthly mean relative humidities for a long period(1961~2013) in Busan and Daegu. The major results obtained in this study can be summarized as follows. Firstly, the urban dryness was caused mainly by water vapor effect in summer. But, for the other seasons, the urban dryness is mainly due to the temperature effect. Secondly, the relative humidity in Busan is on the decrease until now. This phenomenon is similar to another Korean huge cities such as Seoul, Daejeon and Incheon.