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1. Identity statement
Reference TypeConference Abstract (Conference Proceedings)
Sitemtc-m21b.sid.inpe.br
Holder Codeisadg {BR SPINPE} ibi 8JMKD3MGPCW/3DT298S
Identifier8JMKD3MGP3W34P/3LR62C2
Repositorysid.inpe.br/mtc-m21b/2016/06.06.18.36
Last Update2016:06.06.18.37.12 (UTC) simone
Metadata Repositorysid.inpe.br/mtc-m21b/2016/06.06.18.36.51
Metadata Last Update2021:01.02.22.19.16 (UTC) administrator
Secondary KeyINPE--PRE/
Citation KeyGanLima:2016:InVaSo
TitleInterannual variability of South American monsoon circulation
Year2016
Access Date2024, May 20
Secondary TypePRE CI
Number of Files1
Size36 KiB
2. Context
Author1 Gan, Manoel Alonso
2 Lima, Jeane Rafaele Araújo
Resume Identifier1 8JMKD3MGP5W/3C9JHNM
Group1 DOP-CPT-INPE-MCTI-GOV-BR
2 MET-MET-SPG-INPE-MCTI-GOV-BR
Affiliation1 Instituto Nacional de Pesquisas Espaciais (INPE)
2 Instituto Nacional de Pesquisas Espaciais (INPE)
Author e-Mail Address1 manoel.gan@cptec.inpe.br
Conference NameEuropean Geophysical Society General Assembly
Conference LocationVienna, Austria
Date17-22 Apr.
Book TitleAbstracts
History (UTC)2016-06-06 18:37:13 :: simone -> administrator :: 2016
2016-07-04 12:30:02 :: administrator -> simone :: 2016
2016-07-08 15:51:55 :: simone -> administrator :: 2016
2021-01-02 22:19:16 :: administrator -> simone :: 2016
3. Content and structure
Is the master or a copy?is the master
Content Stagecompleted
Transferable1
Content TypeExternal Contribution
Version Typepublisher
AbstractThe South America Monsoon System (SAMS) is responsible for influencing the atmospheric circulation and precipitation over most of tropical South America (SA) during the summer season. Studies for aiming to understand the temporal variability of this system have great value to the scientific community, because the processes that control the monsoon climate are not totally clear. Thus, the main objective of this research is to investigate the possible large-scale climatic factors and the remote interaction mechanisms, which may be associated with summer season interannual variability focusing on identifying the main differences between dry and wet extremes rainy season in the South-eastern Amazon Basin (SAB), Central-West (WC) and Southeast (SE) of Brazil, which are areas influenced by the summer monsoon regime. For such analyzes, Pearson correlations, quantile method and composite analysis were used during the period from 1979 to 2014. The correlation between precipitation anomaly in SAB and the sea surface temperature anomaly (SSTA) and wind at 850hPa and 300hPa indicate El Niño-Southern Oscillation (ENSO) influence. Precipitation anomalies in WC did not show significant correlation with SSTA. However, a pattern similar to ENSO Modoki type was observed in the composite analysis. At 850 hPa, the presence of an anomalous cyclonic (anticyclonic) circulation was observed over the central region of SA during wet (dry) summers seasons. Over SE region of Brazil, a dipole SSTA pattern over the South Atlantic was identi- fied, as well the presence of anomalous circulations with an equivalent barotropic structure over these SSTA areas. This pattern is more evident in case of dry summer on the SE. At 300 hPa, the wave train between 30◦S-60◦S was observed presenting a feature curvature from 120◦W reaching SA, similar to the Pacific-South American pattern (PSA). Analysis of the summer interannual variability indicated the manifestation of wet summers more frequently than dry summers in the SAB during the last decade. On the other hand the SE region experienced rainfall deficit during the last five summer seasons, with the summer of 2013/2014 considered the driest over the last 35 summers studied in this region.
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4. Conditions of access and use
data URLhttp://urlib.net/ibi/8JMKD3MGP3W34P/3LR62C2
zipped data URLhttp://urlib.net/zip/8JMKD3MGP3W34P/3LR62C2
Languageen
Target Filegan_interannual.pdf
User Groupsimone
Reader Groupadministrator
simone
Visibilityshown
Read Permissionallow from all
Update Permissionnot transferred
5. Allied materials
Linking8JMKD3MGP3W34P/3KB7DDE
Mirror Repositoryurlib.net/www/2011/03.29.20.55
Next Higher Units8JMKD3MGPCW/3F35TRS
8JMKD3MGPCW/43SQKNE
Citing Item Listsid.inpe.br/mtc-m21/2012/07.13.14.54.28 2
sid.inpe.br/bibdigital/2021/01.02.22.14 1
Host Collectionsid.inpe.br/mtc-m21b/2013/09.26.14.25.20
6. Notes
NotesGeophysical Research Abstract, v.18
Empty Fieldsarchivingpolicy archivist callnumber copyholder copyright creatorhistory descriptionlevel dissemination doi e-mailaddress edition editor format isbn issn keywords label lineage mark nextedition numberofvolumes orcid organization pages parameterlist parentrepositories previousedition previouslowerunit progress project publisher publisheraddress rightsholder schedulinginformation secondarydate secondarymark serieseditor session shorttitle sponsor subject tertiarytype type url volume
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