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1. Identity statement
Reference TypeJournal Article
Sitemtc-m21d.sid.inpe.br
Holder Codeisadg {BR SPINPE} ibi 8JMKD3MGPCW/3DT298S
Identifier8JMKD3MGP3W34T/48C8RCH
Repositorysid.inpe.br/mtc-m21d/2023/01.13.14.13   (restricted access)
Last Update2023:01.13.14.13.43 (UTC) simone
Metadata Repositorysid.inpe.br/mtc-m21d/2023/01.13.14.13.43
Metadata Last Update2024:01.02.17.16.38 (UTC) administrator
DOI10.1016/j.jsames.2022.104187
ISSN0895-9811
Citation KeyRossettiValeVasc:2023:DiPaNe
TitleA different path to the Negro River in the Chibanian as a window to temporalize the eastward-flowing transcontinental Amazon
Year2023
MonthFeb.
Access Date2024, May 18
Type of Workjournal article
Secondary TypePRE PI
Number of Files1
Size27731 KiB
2. Context
Author1 Rossetti, Dilce de Fátima
2 Valeriano, Márcio de Morisson
3 Vasconcelos, David L.
Resume Identifier1 8JMKD3MGP5W/3C9JGTQ
2 8JMKD3MGP5W/3C9JHPL
Group1 DIOTG-CGCT-INPE-MCTI-GOV-BR
2 DIOTG-CGCT-INPE-MCTI-GOV-BR
Affiliation1 Instituto Nacional de Pesquisas Espaciais (INPE)
2 Instituto Nacional de Pesquisas Espaciais (INPE)
3 Universidade Federal de Campina Grande (UFCG)
Author e-Mail Address1 rossettidilce@gmail.com
2 mvaleriano667@gmail.com
3 davidgeologia2006.1@hotmail.com
JournalJournal of South American Earth Sciences
Volume122
Pagese104187
Secondary MarkA1_INTERDISCIPLINAR A1_GEOGRAFIA A2_GEOCIÊNCIAS A2_ENGENHARIAS_III A2_CIÊNCIAS_AGRÁRIAS_I B1_ODONTOLOGIA B1_MEDICINA_II B1_CIÊNCIAS_AMBIENTAIS B1_BIODIVERSIDADE B1_ANTROPOLOGIA_/_ARQUEOLOGIA B2_QUÍMICA B2_MATERIAIS B2_CIÊNCIAS_BIOLÓGICAS_I B3_ASTRONOMIA_/_FÍSICA C_ENGENHARIAS_II
History (UTC)2023-01-13 14:13:43 :: simone -> administrator ::
2023-01-13 14:13:52 :: administrator -> simone :: 2023
2023-01-13 14:14:12 :: simone -> administrator :: 2023
2023-01-19 03:55:04 :: administrator -> simone :: 2023
2023-06-22 19:15:47 :: simone -> administrator :: 2023
2024-01-02 17:16:38 :: administrator -> simone :: 2023
3. Content and structure
Is the master or a copy?is the master
Content Stagecompleted
Transferable1
Content TypeExternal Contribution
Version Typepublisher
KeywordsAmazon drainage
Geomorphology
Late Quaternary
Negro River paleovalley
AbstractWhen the Amazon was transformed into an eastward-flowing transcontinental drainage is an unresolved issue of great international interest. This is mainly due to the contribution of this river to global hydrological and climatic processes. The proposed time for this event ranges largely from the late Miocene-Pliocene to Pleistocene. Advancing this issue depends on new information from the continental domain that witnessed this event. This study aims to contribute to this debate by focusing on new geomorphological interpretation of digital elevation models and a chronological framework from available optically stimulated luminescence ages. The analysis was completed with subsurface information, including stratigraphic correlation of well logs, and interpretation of a regional seismic reflection line. The interpretation of geomorphological data revealed a major, narrow, NS elongated, C-shaped depression connected with the Negro River to the north. This depression is confined between bounding surfaces marked by regularly distributed, spoon-shaped scours related to fluvial erosion. Sediments within this depression record late Chibanian ages and have the surfaces marked by abundant ridges and swales attributed to migrating fluvial bars. These characteristics altogether led to interpret the C-shaped depression as a fluvial paleovalley, which most likely corresponds to a previous path of the Negro River approximately 100 km west of its present-day position. Notably, the southern sector of this paleovalley is sharply truncated by terraces of the Solimões River, conformed by sediments with early/middle Tarantian and Holocene ages. These data suggest that the establishment of the Solimões River across the study area occurred only after the Negro River moved eastward to occupy its modern location.
AreaSRE
Arrangementurlib.net > BDMCI > Fonds > Produção a partir de 2021 > CGCT > A different path...
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Languageen
Target File1-s2.0-S0895981122004734-main.pdf
User Groupsimone
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Next Higher Units8JMKD3MGPCW/46KUATE
Citing Item Listsid.inpe.br/bibdigital/2022/04.03.22.23 3
sid.inpe.br/mtc-m21/2012/07.13.14.44.37 3
sid.inpe.br/mtc-m21/2012/07.13.14.54.54 1
DisseminationWEBSCI; PORTALCAPES; COMPENDEX; SCOPUS.
Host Collectionurlib.net/www/2021/06.04.03.40
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