In the study, Ko¨ppen system is used to investigate changes in the climate classification of S. Korea for 70 years from 1931 to 2000. On the basis of mean temperature and mean rainfall represented in the Korea climatic table issued by Korea Meteorological Administration, Ko¨ppen system is applied to...
In the study, Ko¨ppen system is used to investigate changes in the climate classification of S. Korea for 70 years from 1931 to 2000. On the basis of mean temperature and mean rainfall represented in the Korea climatic table issued by Korea Meteorological Administration, Ko¨ppen system is applied to four groups: from 1931 to 1960, from 1951 to 1980, from 1961 to 1990 and from 1971 to 2000. In case of the group from 1931 to 1950, mean values of their establishment are used when observatories had so short a history that they didn't accumulated enough data. And data which couldn't be measured properly during Korean war is used with some values missed. In case of the group from 1951 to 1980, data is based on the climatic data acquired by 23 observatories. But the period of Korean war when observation couldn't be executed is totally excluded in some areas. And the date of which observation period was less than 30 years is included while less than 5 years is not. In case of the group from 1961 to 1990, data is based on the climatic data acquired by 52 observatories. In case of the group from 1971 to 2000, data is based on the climatic data acquired by 63 observing stations. Ulleungdo and Jejudo are not included in the observing stations. In case of the group from 1931 to 1950, though there was only 11 observing stations, Seoul, Incheon, and Yeosu were classified as Cwa climate region and Gangneung, Chupungnyeong, Jeonju, Gwangju, Mokpo, Pohang, Ulsan and Busan were classified as Cfa climate region. This means that Seoul, Incheon, and Yeosu had a dry winter and long and hot summer and other areas had a very humid weather all the year round and had a warm winter and long and hot summer. In case of the group from 1951 to 1980, Seoul, Incheon, Suwon, Daegu and Yeosu were classified as Cwa climate region, Chuncheon as Dwa climate region, Sokcho as Cfb climate region, and other areas in the southern part as Cfa climate region. Compared with the climate classification from 1931 to 1960, the climate classification from 1951 to 1980 show no difference but becomes more detail thanks to more observing stations. From the climate classification from 1951 to 1980 it can be known that inland area of Gangwondo was Daw climate area and had a colder winter than coast area like Seoul and Gyeonggi area which are located at the same latitude. From 1961 to 1990, Cwa climate region in Gyeonggi area expanded as Ganghwa, Suwon, Icheon, Chungju, Geochang and Sancheong were classified as Cwa climate region. In the southern part there appeared a band shaped Cwa climate region which connected Daegu, Geochang, Sancheong and Yeosu as Geochang and Sancheong were additionally classified as Cwa climate region other than Daegu and Yeosu. Inje area was classified as Dwb and Daegwnaryeong as Dfb. In other words Inje area has dry winter and long and cool summer, and Daegwanryeong has a humid weather all the year round and cold winter and long and cool summer. From 1971 to 2000, Cwa climatr region in Gyeonggido area expanded while Dwa climate region decreased as even Chncheon, Wonju, and Youngju were classified as Cwa climate region. This can be explained by the warmer winter caused by the warmer temperature which comes from urbanization and industrialization throughout 1970s and 1980s. In addition, Daegwanryeong changed into Cfb climate region. As Taebaek area started observing, Taebaek was classified as Dfb climate region. And Chunyang area also started observing and was classified as Cwb. Chunyang proved to have dry winter and long and cool summer, which is somewhat different from the climate classification of neighboring areas. Daegu, Geochang, Sancheong and Yeosu which used to be classified as Cwa changed into Cfa, so the weather of these areas had no more dry winter but because humid all the year round. As a result of applying Ko¨ppen system to the four groups which were divided by the 30 year of period, in northern part of S. Korea and Gyeonggi area were classified as Cwa, island part of Gangwondo as Dwa and coast area of Gangwondo as Cfa or Cfb. Though southern part kept on being classified as Cfa in general. some areas like Daegu, Yeosu, Geochang and Sancheong which used to be Cwa changed into Cfa from 1971 to 2000. It can be concluded that the climate classification of South Korea didn't change as a whole though there were a little minor changes in some areas. But the expansion of Cwa climate region in middle part is thought to be because of urbanization. And the fall of summer temperature in the east coast of Gnagwondo is considered to be influenced by a cold oceanic air mass.
In the study, Ko¨ppen system is used to investigate changes in the climate classification of S. Korea for 70 years from 1931 to 2000. On the basis of mean temperature and mean rainfall represented in the Korea climatic table issued by Korea Meteorological Administration, Ko¨ppen system is applied to four groups: from 1931 to 1960, from 1951 to 1980, from 1961 to 1990 and from 1971 to 2000. In case of the group from 1931 to 1950, mean values of their establishment are used when observatories had so short a history that they didn't accumulated enough data. And data which couldn't be measured properly during Korean war is used with some values missed. In case of the group from 1951 to 1980, data is based on the climatic data acquired by 23 observatories. But the period of Korean war when observation couldn't be executed is totally excluded in some areas. And the date of which observation period was less than 30 years is included while less than 5 years is not. In case of the group from 1961 to 1990, data is based on the climatic data acquired by 52 observatories. In case of the group from 1971 to 2000, data is based on the climatic data acquired by 63 observing stations. Ulleungdo and Jejudo are not included in the observing stations. In case of the group from 1931 to 1950, though there was only 11 observing stations, Seoul, Incheon, and Yeosu were classified as Cwa climate region and Gangneung, Chupungnyeong, Jeonju, Gwangju, Mokpo, Pohang, Ulsan and Busan were classified as Cfa climate region. This means that Seoul, Incheon, and Yeosu had a dry winter and long and hot summer and other areas had a very humid weather all the year round and had a warm winter and long and hot summer. In case of the group from 1951 to 1980, Seoul, Incheon, Suwon, Daegu and Yeosu were classified as Cwa climate region, Chuncheon as Dwa climate region, Sokcho as Cfb climate region, and other areas in the southern part as Cfa climate region. Compared with the climate classification from 1931 to 1960, the climate classification from 1951 to 1980 show no difference but becomes more detail thanks to more observing stations. From the climate classification from 1951 to 1980 it can be known that inland area of Gangwondo was Daw climate area and had a colder winter than coast area like Seoul and Gyeonggi area which are located at the same latitude. From 1961 to 1990, Cwa climate region in Gyeonggi area expanded as Ganghwa, Suwon, Icheon, Chungju, Geochang and Sancheong were classified as Cwa climate region. In the southern part there appeared a band shaped Cwa climate region which connected Daegu, Geochang, Sancheong and Yeosu as Geochang and Sancheong were additionally classified as Cwa climate region other than Daegu and Yeosu. Inje area was classified as Dwb and Daegwnaryeong as Dfb. In other words Inje area has dry winter and long and cool summer, and Daegwanryeong has a humid weather all the year round and cold winter and long and cool summer. From 1971 to 2000, Cwa climatr region in Gyeonggido area expanded while Dwa climate region decreased as even Chncheon, Wonju, and Youngju were classified as Cwa climate region. This can be explained by the warmer winter caused by the warmer temperature which comes from urbanization and industrialization throughout 1970s and 1980s. In addition, Daegwanryeong changed into Cfb climate region. As Taebaek area started observing, Taebaek was classified as Dfb climate region. And Chunyang area also started observing and was classified as Cwb. Chunyang proved to have dry winter and long and cool summer, which is somewhat different from the climate classification of neighboring areas. Daegu, Geochang, Sancheong and Yeosu which used to be classified as Cwa changed into Cfa, so the weather of these areas had no more dry winter but because humid all the year round. As a result of applying Ko¨ppen system to the four groups which were divided by the 30 year of period, in northern part of S. Korea and Gyeonggi area were classified as Cwa, island part of Gangwondo as Dwa and coast area of Gangwondo as Cfa or Cfb. Though southern part kept on being classified as Cfa in general. some areas like Daegu, Yeosu, Geochang and Sancheong which used to be Cwa changed into Cfa from 1971 to 2000. It can be concluded that the climate classification of South Korea didn't change as a whole though there were a little minor changes in some areas. But the expansion of Cwa climate region in middle part is thought to be because of urbanization. And the fall of summer temperature in the east coast of Gnagwondo is considered to be influenced by a cold oceanic air mass.
주제어
#남한 쾨펜 Koppen 기후구분
※ AI-Helper는 부적절한 답변을 할 수 있습니다.