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1. Identity statement
Reference TypeJournal Article
Sitemtc-m21b.sid.inpe.br
Holder Codeisadg {BR SPINPE} ibi 8JMKD3MGPCW/3DT298S
Identifier8JMKD3MGP3W34P/3MBAN85
Repositorysid.inpe.br/mtc-m21b/2016/08.26.19.35   (restricted access)
Last Update2016:08.26.19.36.14 (UTC) simone
Metadata Repositorysid.inpe.br/mtc-m21b/2016/08.26.19.35.07
Metadata Last Update2018:06.04.02.41.06 (UTC) administrator
DOI10.1016/j.geomorph.2016.07.030
ISSN0169-555X
Citation KeyCremonRossSawaCohe:2016:RoTeCl
TitleThe role of tectonics and climate in the late Quaternary evolution of a northern Amazonian River
Year2016
MonthOct.
Access Date2024, May 18
Type of Workjournal article
Secondary TypePRE PI
Number of Files1
Size6526 KiB
2. Context
Author1 Cremon, Édipo Henrique
2 Rossetti, Dilce de Fátima
3 Sawakuchi, André de Oliveira
4 Cohen, Marcelo Cancela Lisboa
Resume Identifier1
2 8JMKD3MGP5W/3C9JGTQ
Group1 SER-SRE-SPG-INPE-MCTI-GOV-BR
2 DSR-OBT-INPE-MCTI-GOV-BR
Affiliation1 Instituto Nacional de Pesquisas Espaciais (INPE)
2 Instituto Nacional de Pesquisas Espaciais (INPE)
3 Instituto Federal de Educação, Ciência e Tecnologia de Goiás
4 Instituto Federal de Educação, Ciência e Tecnologia de Goiás
Author e-Mail Address1 edipo.cremon@ifg.edu.br
2 dilce.rossetti@inpe.br
JournalGeomorphology
Volume271
Pages22-39
Secondary MarkA1_INTERDISCIPLINAR A1_GEOGRAFIA A1_GEOCIÊNCIAS A1_ENGENHARIAS_I A1_CIÊNCIAS_AGRÁRIAS_I A2_ENGENHARIAS_III A2_BIODIVERSIDADE B1_CIÊNCIAS_BIOLÓGICAS_I B1_ANTROPOLOGIA_/_ARQUEOLOGIA B2_ASTRONOMIA_/_FÍSICA
History (UTC)2016-08-26 19:35:07 :: simone -> administrator ::
2016-08-26 19:35:07 :: administrator -> simone :: 2016
2016-08-26 19:36:14 :: simone -> administrator :: 2016
2018-06-04 02:41:06 :: administrator -> simone :: 2016
3. Content and structure
Is the master or a copy?is the master
Content Stagecompleted
Transferable1
Content TypeExternal Contribution
Version Typepublisher
KeywordsBranco River
Late Quaternary
Northern Amazonia
Sedimentary evolution
Tectonic mega-capture
AbstractThe Amazon basin has most of the largest rivers of the world. However, works focusing the geological evolution of the trunk river or its tributaries have been only partly approached. The Branco River constitutes one of the main northern Amazonian tributaries. A previous work proposed that, before flowing southward into the Negro-Amazon Rivers, the Branco River had a southwest to northeast course into the Caribbean Sea. The present work aimed to establish if the proposed change in the course of this river is supported by morphological and sedimentological data. Other goals were to discuss the factors influencing river development and establish its evolution over time within the chronological framework provided by radiocarbon and optically stimulated luminescence dating. The work considered the entire course of the Branco River downstream of the Precambrian Guiana Shield, where the river presumably did not exist in ancient times. The river valley is incised into fluvial sedimentary units displaying ages between 100 and 250 ky old, which record active and abandoned channels, crevasse splay/levees, and point bars. The sedimentary deposits in the valley include two alluvial plain units as old as 18.7 ky and which intersects a Late Pleistocene residual megafan. These characteristics suggest that a long segment of the Branco River was established only a few thousand years ago. Together with several structural anomalies, these data are consistent with a mega-capture at the middle reach of this river due to tectonic reactivation in the Late Pleistocene. This integrated approach can be applied to other Amazonian tributaries to unravel how and when the Amazonian drainage basin became established.
AreaSRE
Arrangement 1urlib.net > BDMCI > Fonds > Produção anterior à 2021 > DIDSR > The role of...
Arrangement 2urlib.net > BDMCI > Fonds > Produção pgr ATUAIS > SER > The role of...
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4. Conditions of access and use
Languageen
Target Filecremon_role.pdf
User Groupsimone
Reader Groupadministrator
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Visibilityshown
Archiving Policydenypublisher denyfinaldraft24
Read Permissiondeny from all and allow from 150.163
Update Permissionnot transferred
5. Allied materials
Mirror Repositoryurlib.net/www/2011/03.29.20.55
Next Higher Units8JMKD3MGPCW/3ER446E
8JMKD3MGPCW/3F3NU5S
Citing Item Listsid.inpe.br/mtc-m21/2012/07.13.14.44.37 2
sid.inpe.br/bibdigital/2013/10.18.22.34 1
DisseminationWEBSCI; PORTALCAPES; COMPENDEX; SCOPUS.
Host Collectionsid.inpe.br/mtc-m21b/2013/09.26.14.25.20
6. Notes
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