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dc.provenanceCONICET-
dc.creatorJunquas, C.-
dc.creatorVera, Carolina Susana-
dc.creatorLi, L.-
dc.creatorLe Treut, H.-
dc.date2017-05-31T21:35:40Z-
dc.date2017-05-31T21:35:40Z-
dc.date2012-05-
dc.date2017-05-31T19:43:16Z-
dc.date.accessioned2019-04-29T15:47:27Z-
dc.date.available2019-04-29T15:47:27Z-
dc.date.issued2012-05-
dc.identifierJunquas, C.; Vera, Carolina Susana; Li, L.; Le Treut, H.; Summer precipitation variability over Southeastern South America in a global warming scenario; Springer; Climate Dynamics; 38; 9; 5-2012; 1867-1883-
dc.identifier0930-7575-
dc.identifierhttp://hdl.handle.net/11336/17229-
dc.identifier1432-0894-
dc.identifier.urihttp://rodna.bn.gov.ar:8080/jspui/handle/bnmm/302080-
dc.descriptionDecember–January–February (DJF) rainfall variability in southeastern South America (SESA) is studied in 18 coupled general circulation models from the WCRP/CMIP3 dataset, for present climate and the SRESA1B climate change scenario. The analysis is made in terms of properties of the first leading pattern of rainfall variability in the region, characterized by a dipole-like structure with centers of action in the SESA and South Atlantic Convergence Zone (SACZ) regions. The study was performed to address two issues: how rainfall variability in SESA would change in a future climate and how much of that change explains the projected increasing trends in the summer mean rainfall in SESA identified in previous works. Positive (negative) dipole events were identified as those DJF seasons with above (below) normal rainfall in SESA and below (above) normal rainfall in the SACZ region. Results obtained from the multi-model ensemble confirm that future rainfall variability in SESA has a strong projection on the changes of seasonal dipole pattern activity, associated with an increase of the frequency of the positive phase. In addition, the frequency increase of positive dipole phase in the twenty first century seems to be associated with an increase of both frequency and intensity of positive SST anomalies in the equatorial Pacific, and with a Rossby wave train-like anomaly pattern linking that ocean basin to South America, which regionally induces favorable conditions for moisture transport convergence and rainfall increase in SESA.-
dc.descriptionFil: Junquas, C.. Universite Pierre et Marie Curie; Francia. Centre National de la Recherche Scientifique; Francia-
dc.descriptionFil: Vera, Carolina Susana. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Centro de Investigaciones del Mar y la Atmosfera. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Centro de Investigaciones del Mar y la Atmosfera; Argentina-
dc.descriptionFil: Li, L.. Universite Pierre et Marie Curie; Francia. Centre National de la Recherche Scientifique; Francia-
dc.descriptionFil: Le Treut, H.. Universite Pierre et Marie Curie; Francia. Centre National de la Recherche Scientifique; Francia-
dc.formatapplication/pdf-
dc.formatapplication/pdf-
dc.languageeng-
dc.publisherSpringer-
dc.relationinfo:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1007/s00382-011-1141-y-
dc.relationinfo:eu-repo/semantics/altIdentifier/url/https://link.springer.com/article/10.1007%2Fs00382-011-1141-y-
dc.rightsinfo:eu-repo/semantics/restrictedAccess-
dc.rightshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/-
dc.sourcereponame:CONICET Digital (CONICET)-
dc.sourceinstname:Consejo Nacional de Investigaciones Científicas y Técnicas-
dc.sourceinstacron:CONICET-
dc.source.urihttp://hdl.handle.net/11336/17229-
dc.subjectSouth America climate-
dc.subjectWCRP-CMIP3 multi-model dataset-
dc.subjectRainfall variability-
dc.subjectENSO-
dc.subjectMeteorología y Ciencias Atmosféricas-
dc.subjectCiencias de la Tierra y relacionadas con el Medio Ambiente-
dc.subjectCIENCIAS NATURALES Y EXACTAS-
dc.titleSummer precipitation variability over Southeastern South America in a global warming scenario-
dc.typeinfo:eu-repo/semantics/article-
dc.typeinfo:eu-repo/semantics/publishedVersion-
dc.typeinfo:ar-repo/semantics/articulo-
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