Study of Trend of Rainfall over Tamil Nadu
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Abstract
Trend in the rainfall of the meteorological subdivisions of Tamil Nadu have been studied utilizing the data for the 140 years period from 1871 to 2011. It has been observed that the Mann Kendall trend analysis resulted in accepting the null hypothesis. Thus the absence of trend in the Tamil Nadu rainfall cannot be ignored. The decadal trend and the percentage contribution of the southwest monsoon rainfall and the northeast monsoon rainfall to the annual rainfall is calculated and the northeast monsoon contribution to the annual rainfall has increased from 1921 to 2011. The percentage contribution of the southwest monsoon rainfall has decreased over the years.
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How to Cite
Indira, P., & Inbanathan, S. S. R. (2014). Study of Trend of Rainfall over Tamil Nadu. The International Journal of Science & Technoledge, 2(6). Retrieved from http://internationaljournalcorner.com/index.php/theijst/article/view/139035