Title : Indo Pacific drivers of the India summer monsoon decadal variability and prediction

Type of Material: Thesis
Title: Indo Pacific drivers of the India summer monsoon decadal variability and prediction
Researcher: Feba, Francis
Guide: Ashok, Karumuri
Department: Centre for Earth and Space Sciences
Publisher: University of Hyderabad, Hyderabad
Place: Hyderabad
Year: 2021
Language: English
Subject: Meteorology and Atmospheric Science
Physical Sciences
Space Sciences
Physical and Basic Sciences
Dissertation/Thesis Note: PhD; Centre for Earth and Space Sciences, University of Hyderabad, Hyderabad, Hyderabad
Fulltext: Shodhganga

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035__|a(IN-AhILN)th_448507
040__|aHYDR_500046|dIN-AhILN
041__|aeng
100__|aFeba, Francis|eResearcher
110__|aCentre for Earth and Space Sciences|bUniversity of Hyderabad, Hyderabad|dHyderabad|ein
245__|aIndo Pacific drivers of the India summer monsoon decadal variability and prediction
260__|aHyderabad|bUniversity of Hyderabad, Hyderabad|c2021
300__|a93|dNone
502__|bPhD|cCentre for Earth and Space Sciences, University of Hyderabad, Hyderabad, Hyderabad
518__|oDate of Award|d2021
518__|oDate of Registration|d2015
520__|aThe El Niño Southern Oscillation (ENSO) is the primary tropical climate driver impacting almost all over the globe. We study the teleconnection from tropical Pacific to the Indian summer monsoon rainfall (ISMR) using various observational and Reanalysis datasets. In confirmation with the earlier findings, we find that the interannual correlations between the various SST indices of ENSO and ISMR have continued to weaken. Interestingly, we find that even the robust lead correlations of the tropical pacific warm-water-volume with ISMR have weakened since late 1970s. Our analysis suggests that there is a relative intensification of the cross-equatorial flow from the southern hemisphere into the equatorial Indian Ocean associated with ISMR due to strengthening of Mascarene High. Further, a shift in the surface wind circulation associated with monsoon over the northern pacific since late 1970s has resulted in a strengthened cyclonic seasonal circulation south-east of Japan. These changed circulation features are
650__|aPhysical and Basic Sciences|2AIU
653__|aMeteorology and Atmospheric Science
653__|aPhysical Sciences
653__|aSpace Sciences
700__|aAshok, Karumuri|eGuide
856__|uhttp://shodhganga.inflibnet.ac.in/handle/10603/410939|yShodhganga
905__|afromsg

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