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ANALYSIS OF LONG TERM CHARACTERISTICS OF INTERANNUAL CHANGE OF TEMPERATURE IN DONGGUAN OVER THE RECENT 50 YEARS
作者姓名:吴志权  陈明先  陈创买
作者单位:Meteorological Bureau of Dongguan,Meteorological Bureau of Dongguan,Department of Atmospheric Sciences SunYet-sen University,Dongguan 523009 China,Dongguan 523009 China,Guangzhou 510275 China
摘    要:1 INTRODUCTION With the presence of greenhouse effect and rapid urbanization over the past decades, global climate has been warming up. An agricultural town more than 20 years ago, Dongguan, which sits on the estuary of the Pearl River in the south of China, has grown into a strong industrial base and urbanization with the development has substantially changed the look of its underlying surface and inevitably affects the local climate change. There have been studies on the long-term chan…

关 键 词:东莞市  温度变化  统计分析  长期趋势  温室效应

ANALYSIS OF LONG TERM CHARACTERISTICS OF INTERANNUAL CHANGE OF TEMPERATURE IN DONGGUAN OVER THE RECENT 50 YEARS
WU Zhi-quan,CHEN Ming-xian and CHEN Chuang-mai.ANALYSIS OF LONG TERM CHARACTERISTICS OF INTERANNUAL CHANGE OF TEMPERATURE IN DONGGUAN OVER THE RECENT 50 YEARS[J].Journal of Tropical Meteorology,2005,11(2):213-219.
Authors:WU Zhi-quan  CHEN Ming-xian and CHEN Chuang-mai
Institution:1. Meteorological Bureau of Dongguan, Dongguan 523009 China
2. Department of Atmospheric Sciences, Sun Yet-sen University, Guangzhou 510275, China
Abstract:With the series of annual and seasonal temperature during 1957 - 2001 in Dongguan, Guangdong,the statistical characteristic and power spectrum and secular trend and sudden change phenomena are computed in this paper. From the results it is known that (1) the temperatures have obvious characteristics of monsoon climate but do not have normal distribution, showing biased distribution of high or low kurtosis; (2) over the recent half-century, the temperatures tend to rise, specially in the last 10 years, in which mean temperature have quickly ascended by about 1.5°C, and except for the spring, there were sudden change of seasonal temperature rising from the 1980's to 1990's, which really reflected the influence of developing and opening and urbanization on Dongguan temperature; (3) except for the spring, the temperature of other seasons show some oscillatory periods in Dongguan and some of them also include long-term variation trends.
Keywords:characteristics of temperature change  statistical analysis  Dongguan
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