Global features and trends of the tropopause derived from GPS/CHAMP RO data | |
Han TingTing1,2; Ping JinSong1; Zhang SuJun1 | |
刊名 | SCIENCE CHINA-PHYSICS MECHANICS & ASTRONOMY
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2011-02-01 | |
卷号 | 54期号:2页码:365-374 |
关键词 | tropopause height and temperature latitude features trend Empirical Orthogonal Function |
英文摘要 | The global characteristics and trends of the tropopause physical parameters, height and temperature, obtained from the GPS/CHAMP radio occultation (RO) data in the period from Jul. 2001 to Oct. 2008, were modeled and analyzed in this work. The global distribution and variation of these parameters with latitude were estimated and analyzed using the Empirical Orthogonal Function (EOF), which was introduced to reveal the possible relationship between the tropopause variations and global climate change. The tropopause height and temperature varied with latitude. The results obtained by using the Empirical Orthogonal Function analysis suggested a recent rise in tropopause height and decrease in tropopause temperature; and also partly supported the argument that the global rise in the tropopause is consistent with global climate change. These results also revealed that the tropopause height increased mainly in the Polar regions, particularly in the South Polar region, as well as the regions where human activity is relatively significant, and decreased in the areas that are sparsely populated or have less human activity, such as the tropic region and south hemisphere. This paper also confirms that the GPS/LEO RO data are more reliable and can be effectively used to analyze the tropopause physical parameters. |
WOS标题词 | Science & Technology ; Physical Sciences |
类目[WOS] | Physics, Multidisciplinary |
研究领域[WOS] | Physics |
关键词[WOS] | STRATOSPHERIC-TROPOSPHERIC EXCHANGE ; SURFACE-TEMPERATURE PATTERNS ; ORTHOGONAL FUNCTION-ANALYSIS ; TROPICAL TROPOPAUSE ; HEIGHT ; GPS/MET |
收录类别 | SCI |
语种 | 英语 |
WOS记录号 | WOS:000287452300030 |
内容类型 | 期刊论文 |
源URL | [http://119.78.226.72/handle/331011/28117] ![]() |
专题 | 上海天文台_天文地球动力学研究中心 |
作者单位 | 1.Chinese Acad Sci, Shanghai Astron Observ, Shanghai 200030, Peoples R China 2.Chinese Acad Sci, Grad Unviers, Beijing 100039, Peoples R China |
推荐引用方式 GB/T 7714 | Han TingTing,Ping JinSong,Zhang SuJun. Global features and trends of the tropopause derived from GPS/CHAMP RO data[J]. SCIENCE CHINA-PHYSICS MECHANICS & ASTRONOMY,2011,54(2):365-374. |
APA | Han TingTing,Ping JinSong,&Zhang SuJun.(2011).Global features and trends of the tropopause derived from GPS/CHAMP RO data.SCIENCE CHINA-PHYSICS MECHANICS & ASTRONOMY,54(2),365-374. |
MLA | Han TingTing,et al."Global features and trends of the tropopause derived from GPS/CHAMP RO data".SCIENCE CHINA-PHYSICS MECHANICS & ASTRONOMY 54.2(2011):365-374. |
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