Results 21 to 30 of about 14,585,230 (165)

Geomorfologia da Mesorregião Norte de Minas Gerais – Brasil

open access: yesRevista da ANPEGE
A mesorregião Norte de Minas Gerais, situada entre o cráton do São Francisco e o Orógeno Araçuaí, é palco de diversos processos morfogenéticos que deram origem às mais diversas formas de relevo.
Luis Ricardo Fernandes da Costa   +4 more
doaj   +1 more source

Chemostratigraphy of the lower Bambuí Group, southwestern São Francisco Craton, Brazil: insights on Gondwana paleoenvironments

open access: yesBrazilian Journal of Geology
: The Bambuí Group, the most extensive carbonate-siliciclastic cover on the São Francisco craton, has been a matter of debate because of its potential correlations to global glacial events.
Matheus Kuchenbecker   +4 more
doaj   +1 more source

EVOLUÇÃO DA REDE DE DRENAGEM E EVIDÊNCIAS DE ANTIGAS CONEXÕES ENTRE AS BACIAS DOS RIOS GRANDE E SÃO FRANCISCO NO SUDESTE BRASILEIRO

open access: yesRevista Brasileira de Geomorfologia, 2018
O presente trabalho investigou a evolução da rede de drenagem na alta/média bacia do Rio Grande, com foco em evidências de antigas conexões entre esta bacia e a bacia do Rio São Francisco no sudeste brasileiro.
Éric Andrade Rezende   +2 more
doaj   +1 more source

São Francisco do Sul [PDF]

open access: yes, 2007
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-graduação em Urbanismo, História e Arquitetura da CidadeO presente estudo relaciona a paisagem e o patrimônio do Centro Histórico de São Francisco do Sul,
Pereira, Vanessa Maria
core  

Treasures of the Serra da Jiboia (Bahia, Brazil): a new species of Racinaea and an overview of the local Bromeliaceae flora

open access: yesNordic Journal of Botany, Volume 2026, Issue 10, October 2026.
Serra da Jiboia, located in the south‐central region of Bahia, represents an important ecotone between the Atlantic Forest and the Caatinga and harbors high floristic diversity and numerous endemic species. The Bromeliaceae family, well represented in the region, stands out for its ecological importance and adaptability to various microenvironments ...
Everton Hilo de Souza   +5 more
wiley   +1 more source

CARACTERIZAÇÃO DA REDE DE DRENAGEM E DO SISTEMA LACUSTRE DA BACIA DO RIO GRANDE: OESTE DA BAHIA - REGIÃO DO MÉDIO SÃO FRANCISCO

open access: yesRevista Brasileira de Geomorfologia, 2016
O sistema lacustre da bacia do rio Grande situa-se em um local que reúne particularidades do ponto de vista geológico e geomorfológico, no noroeste do Cráton do São Francisco.
Gisele Barbosa dos Santos   +1 more
doaj   +1 more source

EVENTOS QUATERNÁRIOS DE ENTULHAMENTO E CONFIGURAÇÃO DE FUNDOS DE VALE NA BACIA DO RIO PARAOPEBA – CRÁTON DO SÃO FRANCISCO, SUDESTE DO BRASIL

open access: yesRevista Brasileira de Geomorfologia, 2020
Neste artigo, buscou-se reconstituir os eventos quaternários de entulhamento sedimentar e a consequente configuração morfogenética de fundos de vales na bacia do rio Paraopeba, Cráton do São Francisco, Minas Gerais.
Alex de Carvalho   +2 more
doaj   +1 more source

Toward an Improved Understanding of the Antarctic Coastal Zone and Its Contribution to Future Global Sea Level

open access: yesReviews of Geophysics, Volume 64, Issue 3, September 2026.
Abstract Understanding the coastal zone of the Antarctic Ice Sheet (AIS), where it interacts with the Southern Ocean and warmer air masses, is crucial for predicting Antarctica's influence on the global climate and sea level. This region has multiple tipping mechanisms that could trigger large, rapid, and potentially irreversible changes in the AIS ...
Kenichi Matsuoka   +79 more
wiley   +1 more source

Toward an integrated model of geological evolution for NE Brazil-NW Africa: The Borborema Province and its connections to the Trans-Saharan (Benino-Nigerian and Tuareg shields) and Central African orogens

open access: yesBrazilian Journal of Geology, 2020
Both the Borborema Province of NE Brazil and the geological provinces of NW Africa (the Trans-Saharan Orogen consisted of the Tuareg and Benino-Nigerian shields and the Central African Orogen of Cameroon, Chad, and Central African Republic) are complex ...
Fabrício de Andrade Caxito   +5 more
doaj   +1 more source

Kamafugite Magma Pathways and Lava‐Flow Paleotopography From Three‐Dimensional Audiomagnetotelluric Imaging Constrained by Borehole Data

open access: yesEarth and Space Science, Volume 13, Issue 8, August 2026.
Abstract An audiomagnetotelluric (AMT) survey was conducted within the Alto Paranaíba Igneous Province, southeastern Brazil, to delineate shallow occurrences of kamafugite, a rare ultrapotassic volcanic rock worldwide. A dense grid of AMT stations was deployed, allowing the construction of a high‐resolution 3D electrical resistivity model ...
Lucca M. Franco   +6 more
wiley   +1 more source

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