Trend Change Study of Climate Variables in Xin’anjiang-Fuchunjiang Watershed, China

This study emphasizes the precipitation and the maximum and minimum temperature trend and presents the results of study in temporal and spatial scales, after performing statistical analysis of the Xin’anjiang-Fuchunjiang watershed. Statistical Mann Kendall and Theil Sen techniques were used to deter...

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Main Authors: Muhammad Zaman, Guohua Fang, Kashif Mehmood, Muhammad Saifullah
Format: Article
Language:English
Published: Wiley 2015-01-01
Series:Advances in Meteorology
Online Access:http://dx.doi.org/10.1155/2015/507936
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author Muhammad Zaman
Guohua Fang
Kashif Mehmood
Muhammad Saifullah
author_facet Muhammad Zaman
Guohua Fang
Kashif Mehmood
Muhammad Saifullah
author_sort Muhammad Zaman
collection DOAJ
description This study emphasizes the precipitation and the maximum and minimum temperature trend and presents the results of study in temporal and spatial scales, after performing statistical analysis of the Xin’anjiang-Fuchunjiang watershed. Statistical Mann Kendall and Theil Sen techniques were used to determine the trend and its magnitude, respectively, and for determining the start and abrupt change in the trend, Sequential Mann Kendall test has been performed. Furthermore, statistical tests were performed to determine the overall trend in the area at a regional basis. For the removal of the serial effect of the data, prewhitening technique is applied. In this study, statistical tests were performed at 1901–2013 precipitation and temperature series and then after detection of the change year precipitation data were divided into two different scenarios of 1901–1960 period and 1961–2013 period. The results showed that precipitation trend is insignificant while maximum and minimum temperature have increased during 1901–2013 period except for some stations of autumn and summer seasons.
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institution Kabale University
issn 1687-9309
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language English
publishDate 2015-01-01
publisher Wiley
record_format Article
series Advances in Meteorology
spelling doaj-art-a9d917e4d67e4c92824852e8608855802025-02-03T06:44:25ZengWileyAdvances in Meteorology1687-93091687-93172015-01-01201510.1155/2015/507936507936Trend Change Study of Climate Variables in Xin’anjiang-Fuchunjiang Watershed, ChinaMuhammad Zaman0Guohua Fang1Kashif Mehmood2Muhammad Saifullah3College of Water Conservancy and Hydropower Engineering, Hohai University, Nanjing 210098, ChinaCollege of Water Conservancy and Hydropower Engineering, Hohai University, Nanjing 210098, ChinaFaculty of Agricultural Engineering, University of Agriculture, Faisalabad, PakistanCollege of Hydrology and Water Resources, Hohai University, Nanjing 210098, ChinaThis study emphasizes the precipitation and the maximum and minimum temperature trend and presents the results of study in temporal and spatial scales, after performing statistical analysis of the Xin’anjiang-Fuchunjiang watershed. Statistical Mann Kendall and Theil Sen techniques were used to determine the trend and its magnitude, respectively, and for determining the start and abrupt change in the trend, Sequential Mann Kendall test has been performed. Furthermore, statistical tests were performed to determine the overall trend in the area at a regional basis. For the removal of the serial effect of the data, prewhitening technique is applied. In this study, statistical tests were performed at 1901–2013 precipitation and temperature series and then after detection of the change year precipitation data were divided into two different scenarios of 1901–1960 period and 1961–2013 period. The results showed that precipitation trend is insignificant while maximum and minimum temperature have increased during 1901–2013 period except for some stations of autumn and summer seasons.http://dx.doi.org/10.1155/2015/507936
spellingShingle Muhammad Zaman
Guohua Fang
Kashif Mehmood
Muhammad Saifullah
Trend Change Study of Climate Variables in Xin’anjiang-Fuchunjiang Watershed, China
Advances in Meteorology
title Trend Change Study of Climate Variables in Xin’anjiang-Fuchunjiang Watershed, China
title_full Trend Change Study of Climate Variables in Xin’anjiang-Fuchunjiang Watershed, China
title_fullStr Trend Change Study of Climate Variables in Xin’anjiang-Fuchunjiang Watershed, China
title_full_unstemmed Trend Change Study of Climate Variables in Xin’anjiang-Fuchunjiang Watershed, China
title_short Trend Change Study of Climate Variables in Xin’anjiang-Fuchunjiang Watershed, China
title_sort trend change study of climate variables in xin anjiang fuchunjiang watershed china
url http://dx.doi.org/10.1155/2015/507936
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AT guohuafang trendchangestudyofclimatevariablesinxinanjiangfuchunjiangwatershedchina
AT kashifmehmood trendchangestudyofclimatevariablesinxinanjiangfuchunjiangwatershedchina
AT muhammadsaifullah trendchangestudyofclimatevariablesinxinanjiangfuchunjiangwatershedchina