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1. Identity statement
Reference TypeJournal Article
Sitemtc-m21d.sid.inpe.br
Holder Codeisadg {BR SPINPE} ibi 8JMKD3MGPCW/3DT298S
Identifier8JMKD3MGP3W34T/44TSCT8
Repositorysid.inpe.br/mtc-m21d/2021/06.24.13.13   (restricted access)
Last Update2021:06.24.13.13.12 (UTC) simone
Metadata Repositorysid.inpe.br/mtc-m21d/2021/06.24.13.13.12
Metadata Last Update2022:04.03.22.27.23 (UTC) administrator
DOI10.1002/joc.7075
ISSN0899-8418
Citation KeySouzaAKVCMFS:2021:SePrVa
TitleSeasonal precipitation variability modes over South America associated to El Niño-Southern Oscillation (ENSO) and non-ENSO components during the 1951–2016 period
Year2021
MonthMar.
Access Date2024, May 19
Type of Workjournal article
Secondary TypePRE PI
Number of Files1
Size3899 KiB
2. Context
Author1 Souza, Itamara Parente de
2 Andreoli, Rita Valéria
3 Kayano, Mary Toshie
4 Vargas, Franci Flores
5 Cerón, Wilmar L.
6 Martins, Jorge Alberto
7 Freitas, Edmilson
8 Souza, Rodrigo Augusto Ferreira de
Resume Identifier1
2
3 8JMKD3MGP5W/3C9JHST
ORCID1
2 0000-0001-5531-0733
3 0000-0002-2516-295X
4
5 0000-0003-1901-9572
6
7
8 0000-0002-5816-3991
Group1
2
3 DIMNT-CGCT-INPE-MCTI-GOV-BR
Affiliation1 Instituto Nacional de Pesquisas da Amazônia (INPA)
2 Universidade do Estado do Amazonas (UEA)
3 Instituto Nacional de Pesquisas Espaciais (INPE)
4 Instituto Nacional de Pesquisas da Amazônia (INPA)
5 Universidad del Valle Calle
6
7 Universidade de São Paulo (USP)
8 Universidade do Estado do Amazonas (UEA)
Author e-Mail Address1
2
3 mary.kayano@inpe.br
JournalInternational Journal of Climatology
Volume41
Pages4321-4338
Secondary MarkA1_GEOCIÊNCIAS A1_ENGENHARIAS_I A1_CIÊNCIAS_AMBIENTAIS A1_CIÊNCIAS_AGRÁRIAS_I A2_INTERDISCIPLINAR A2_BIODIVERSIDADE B1_CIÊNCIAS_BIOLÓGICAS_I
History (UTC)2021-06-24 13:13:12 :: simone -> administrator ::
2021-06-24 13:13:13 :: administrator -> simone :: 2021
2021-06-24 13:15:17 :: simone -> administrator :: 2021
2022-04-03 22:27:23 :: administrator -> simone :: 2021
3. Content and structure
Is the master or a copy?is the master
Content Stagecompleted
Transferable1
Content TypeExternal Contribution
Version Typepublisher
KeywordsENSO
Indian Ocean
precipitation
South America
SST
Tropical Atlantic
AbstractAnomalous seasonal patterns of precipitation variability over South America (SA) associated with El Niño-Southern Oscillation (ENSO) and non-ENSO (residual) conditions were assessed during 19512016. Patterns were obtained from empirical orthogonal functions analysis of total and residual precipitation seasonal anomalies. In austral spring and summer, precipitation variability is dominated by a dipolar anomaly mode with a centre extending from northwestern to northeastern SA and another in central-eastern Brazil and part of southeastern SA (SESA) during spring, and a centre in northwestern SA and another extending from northeastern SA to central and eastern Brazil and central SESA, during summer. These modes are associated with ENSO to a greater extent during spring than summer. In summer, there is a strong association of the dipolar precipitation pattern with sea surface temperature (SST) anomalies on the east coast of Brazil, which indicates local influence. In austral fall, SST anomalies in the tropical South Atlantic relate to precipitation anomalies in northeast SA, and those in the tropical north Atlantic (TNA) to precipitation anomalies in northwestern SA, through the intertropical convergence zone anomalous position modulated by SST anomalies. In this same condition, the ENSO acts only to intensify or weaken the dominant precipitation pattern, depending on its phase, mainly over SESA. In contrast, the second variability mode in fall is characterized by positive SST anomalies in the Indian Ocean and equatorial and southern Atlantic Ocean and negative in the TNA. The importance of ENSO and the Indian Ocean in the characterization of the SST dipole in the tropical Atlantic explains the main changes in precipitation patterns over northeastern Brazil not been discussed in previous studies.
AreaMET
Arrangementurlib.net > BDMCI > Fonds > Produção a partir de 2021 > CGCT > Seasonal precipitation variability...
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4. Conditions of access and use
Languageen
Target Filesouza_seasonal.pdf
User Groupsimone
Reader Groupadministrator
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Visibilityshown
Archiving Policydenypublisher denyfinaldraft
Read Permissiondeny from all and allow from 150.163
Update Permissionnot transferred
5. Allied materials
Next Higher Units8JMKD3MGPCW/46KUATE
Citing Item Listsid.inpe.br/mtc-m21/2012/07.13.14.56.22 1
DisseminationWEBSCI; PORTALCAPES; COMPENDEX; SCOPUS.
Host Collectionurlib.net/www/2021/06.04.03.40
6. Notes
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