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1. Identity statement
Reference TypeJournal Article
Sitemtc-m21b.sid.inpe.br
Holder Codeisadg {BR SPINPE} ibi 8JMKD3MGPCW/3DT298S
Identifier8JMKD3MGP3W34P/3PE7F48
Repositorysid.inpe.br/mtc-m21b/2017/08.11.16.13   (restricted access)
Last Update2017:08.11.16.13.45 (UTC) administrator
Metadata Repositorysid.inpe.br/mtc-m21b/2017/08.11.16.13.45
Metadata Last Update2018:06.04.02.27.43 (UTC) administrator
DOI10.1002/joc.4942
ISSN0899-8418
Citation KeyCavalcantiMareAlveCost:2017:ObMoSi
TitleOn the opposite relation between extreme precipitation over west Amazon and southeastern Brazil: observations and model simulations
Year2017
MonthJuly
Access Date2024, Apr. 25
Type of Workjournal article
Secondary TypePRE PI
Number of Files1
Size4245 KiB
2. Context
Author1 Cavalcanti, Iracema Fonseca de Albuquerque
2 Marengo, José Antonio
3 Alves, Lincoln Muniz
4 Costa, Duarte Filipe
Resume Identifier1 8JMKD3MGP5W/3C9JHDE
Group1 CGCPT-CGCPT-INPE-MCTIC-GOV-BR
2
3 COCST-COCST-INPE-MCTIC-GOV-BR
Affiliation1 Instituto Nacional de Pesquisas Espaciais (INPE)
2 Centro Nacional de Monitoramento e Alertas de Desastres Naturais (CEMADEN)
3 Instituto Nacional de Pesquisas Espaciais (INPE)
4 University of Exeter
Author e-Mail Address1 iracema.cavalcanti@cptec.inpe.br
2
3 lincoln.alves@inpe.br
JournalInternational Journal of Climatology
Volume37
Number9
Pages3606-3618
Secondary MarkA1_GEOCIÊNCIAS A1_ENGENHARIAS_I A1_CIÊNCIAS_AMBIENTAIS A1_CIÊNCIAS_AGRÁRIAS_I A2_INTERDISCIPLINAR A2_BIODIVERSIDADE B1_CIÊNCIAS_BIOLÓGICAS_I
History (UTC)2017-08-11 16:13:45 :: simone -> administrator ::
2017-08-11 16:13:45 :: administrator -> simone :: 2017
2017-08-11 16:14:11 :: simone -> administrator :: 2017
2017-08-17 17:39:05 :: administrator -> simone :: 2017
2017-12-11 15:53:05 :: simone -> administrator :: 2017
2018-06-04 02:27:43 :: administrator -> simone :: 2017
3. Content and structure
Is the master or a copy?is the master
Content Stagecompleted
Transferable1
Content TypeExternal Contribution
Version Typepublisher
Keywordsextreme precipitation
South America
AGCM
climate simulation
PULSE
AbstractDuring the austral summer of 2014 and 2015, a severe drought occurred in southeastern Brazil at the same time when flooding conditions were registered in the state of Acre in the western Amazonia of Brazil. This study aimed the identification of the atmospheric and oceanic large-scale characteristics and regional features associated with these conditions, and verification of the Center of Weather Forecasting and Climate Studies/National Institute of Space Research (CPTEC/INPE) atmospheric global circulation model ability in reproducing the observed features. The state of Acre was chosen as a pilot area of the PULSE-Brazil project - a web platform tool that contains climate, ecological and health data for Brazil. The observational data and model results were analysed for the climatological period of 1981-2010. Correlation analyses between precipitation over west Amazon and atmospheric and oceanic variables indicated the main patterns in both data sets. Extreme wet and dry Januaries over west Amazon were selected to explore the regional and large-scale associated features. The general results of climate analyses indicated an opposite relation of precipitation between western Amazon and southeastern Brazil, in January, besides the typical precipitation dipole between the south Atlantic convergence zone and southeastern South America. This configuration is related to anomalous humidity flux at low levels and associated anomalous sea level pressure over southeastern South America induced by subsidence. The role of convection anomalies over the Pacific Ocean on South America anomalies is discussed. The wet and dry cases in Acre region display opposite atmospheric anomalies over South America that are linked to wavetrains over the Pacific Ocean, likely related to the opposite conditions of Indonesia-Pacific tropical convection. Similar patterns of the dry cases were observed during January of 2014 and 2015. The model reproduced some observed atmospheric patterns related to precipitation extremes and the results are discussed in terms of regional and large-scale climate variability.
AreaMET
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Arrangement 2urlib.net > BDMCI > Fonds > Produção anterior à 2021 > COCST > On the opposite...
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4. Conditions of access and use
Languageen
Target Filecavalcanti_on the.pdf
User Groupsimone
Reader Groupadministrator
simone
Visibilityshown
Archiving Policydenypublisher denyfinaldraft
Read Permissiondeny from all and allow from 150.163
Update Permissionnot transferred
5. Allied materials
Linking8JMKD3MGP3W34P/3L9KTPH
Mirror Repositorysid.inpe.br/mtc-m21b/2013/09.26.14.25.22
Next Higher Units8JMKD3MGPCW/3EUPEJL
8JMKD3MGPCW/3F3T29H
Citing Item Listsid.inpe.br/bibdigital/2013/10.06.18.03 5
sid.inpe.br/mtc-m21/2012/07.13.14.50.18 1
sid.inpe.br/bibdigital/2013/10.19.20.40 1
DisseminationWEBSCI; PORTALCAPES; COMPENDEX; SCOPUS.
Host Collectionsid.inpe.br/mtc-m21b/2013/09.26.14.25.20
6. Notes
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