Lestari, Deni Okta and Sutriyono, Edy and Kadir, Sabaruddin and Iskandar, Iskhaq (2023) Similarity/Similarity result of/ITHENTICATE: Impact of 2016 Weak La Nina Modoki Event over the Indonesian Regio. Ithenticate Universitas Sriwijaya, Universitas Sriwijaya.
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Abstract
After an extreme 2015/16 El Niño phenomenon, the Pacific Ocean witnessed a La Niña Modoki event, while a strong negative IOD simultaneously took place in the Indian Ocean. The event was weaker in intensity and shorter in time, compared to the similar case in 1998/99. Using the combined monthly sea surface temperature (SST) derived from the Optimum Interpolation Sea Surface Temperature (OISST) version 2, the atmospheric reanalysis data from the National Center for Environmental Prediction and the National Center for Atmospheric Research (NCEP/NCAR) and the precipitation data from the Tropical Rainfall Measuring Mission (TRMM), the dynamics and possible impact of this event were investigated. The 2016 La Niña Modoki initially developed in boreal summer, subsequently matured in autumn, and abruptly terminated in winter. This short-lived La Niña Modoki was associated with a unique SST anomalies pattern in the Indo-Pacific region. Strengthened easterly winds in the central tropical Pacific Ocean was associated with a warming SST over the western Pacific Ocean and triggered convergence in the lower atmosphere causing upward motion and enhanced convective process over the Indonesian region. As a consequent, most of the Indonesian region experienced excess precipitation during boreal summer, except in the northern part of the Sumatra Island.
Item Type: | Other |
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Subjects: | #3 Repository of Lecturer Academic Credit Systems (TPAK) > Results of Ithenticate Plagiarism and Similarity Checker |
Divisions: | 11-Postgraduates Study > 95029-Environmental Science (S3) |
Depositing User: | Ph.D. Sabaruddin Kadir |
Date Deposited: | 27 Apr 2023 05:54 |
Last Modified: | 27 Apr 2023 05:54 |
URI: | http://repository.unsri.ac.id/id/eprint/97301 |
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