Results 51 to 60 of about 1,127 (156)

Amazonian fish migration as a social–cultural–ecological process

open access: yesPeople and Nature, Volume 7, Issue 12, Page 3297-3312, December 2025.
Abstract In this study, we highlight the rich perspectives and explanations of fish migration held by Indigenous groups across the Amazon. We present the aspects of Indigenous cosmological stories, drawing from our exploratory review of cultural ethnographies and grey literature, as well as the authors' own experiences. We ask, how do Amazonian peoples
LuLu Victoria‐Lacy   +6 more
wiley   +1 more source

Xikrín e Línguas Tupí-Guarani: marcas relacionais

open access: yesLiames, 2012
Neste estudo são mostrados alguns paralelismos gramaticais entre a língua Xikrín (família Jê) e línguas Tupí-Guaraní, tais como a expressão de posse indireta e o sistema de relacionais, inclusive o morfema me)-, que no Xikrín sinaliza um determinante ...
Ana Suelly Cabral, Lucivaldo da Costa
doaj   +1 more source

As traduções do jesuíta José de Anchieta para o tupi no Brasil Colonial

open access: yesTradTerm, 2010
As traduções de textos religiosos e as obras de José de Anchieta (1534-1597) em tupi, destinadas à catequese, apresentavam um alto grau de inculturação e tendiam a mesclar termos católicos e indígenas.
Paulo Edson Alves Filho
doaj  

Poliploidía en zarzamoras silvestres (Rubus spp L.)

open access: yesNova Scientia, 2019
El número de cromosomas es importante para estudios evolutivos, filogenéticos, mejoramiento genético y taxonómico. De acuerdo a la importancia de los cromosomas, los objetivos de investigación fueron: determinar la poliploidía de las zarzamoras Rubus ...
Geremías Rodríguez Bautista   +7 more
doaj   +1 more source

Small Seismic Sources to Improve Survey Efficiency at Reduced Environmental Impact: Case Study From the Brazilian Pre‐Salt

open access: yesGeophysical Prospecting, Volume 73, Issue 9, November 2025.
ABSTRACT In Brazil, concerns about marine life have resulted in strong restrictions on seismic operations, with a minimum distance of 60 km between source vessels and an exclusion zone of 1000 m for marine mammals. These restrictions impact survey efficiency, duration, logistics and cost. Optimized and physically smaller seismic sources may reduce cost
Felipe Capuzzo   +4 more
wiley   +1 more source

A grafia das línguas gerais (Tupi) no século XVIII

open access: yesLiames, 2012
Em 1863, o naturalista Karl Friedrich von Martius (1794 – 1868) publicou os Glossaria Linguarum Brasiliensium, uma coleção de vocabulários e listas de palavras sobre língua indígenas brasileiras.
Aline da Cruz
doaj   +1 more source

Measurements of Forbush Decrease Events at the Center of the South Atlantic Magnetic Anomaly With Muon Detectors

open access: yesSpace Weather, Volume 23, Issue 10, October 2025.
Abstract We present the construction and validation of a low‐cost muon detector in Paraguay, located at the center of the South Atlantic Magnetic Anomaly (SAMA), where the geomagnetic cutoff rigidity R $R$ is 9.63 GV. The detector consists of plastic scintillator plates coupled with silicon photomultipliers for light detection.
Jorge Molina   +12 more
wiley   +1 more source

Systematics, divergence dating and historical biogeography of Ochrotrichiinae (Trichoptera: Hydroptilidae) based on morphological and molecular data

open access: yesSystematic Entomology, Volume 50, Issue 4, Page 1005-1024, October 2025.
Molecular and morphological phylogeny support Ochrotrichiinae monophyly now comprising eight genera: Angrisanoia, Caledonotrichia, Maydenoptila, Metrichia, Nothotrichia, Ochrotrichia, Ragatrichia and Rhyacopsyche. Dibusa was excluded and placed as incertae sedis within Hydroptilidae. Ochrotrichiinae diverged ~116 Ma.
Isabela C. Rocha   +2 more
wiley   +1 more source

Cultural phylogenetics of the Tupi language family in lowland South America.

open access: yesPLoS ONE, 2012
BackgroundRecent advances in automated assessment of basic vocabulary lists allow the construction of linguistic phylogenies useful for tracing dynamics of human population expansions, reconstructing ancestral cultures, and modeling transition rates of ...
Robert S Walker   +3 more
doaj   +1 more source

‘We all live well together now’: Ethics, ontology, and the face of the other « Nous vivons bien ensemble maintenant » : éthique, ontologie et visage de l'autre

open access: yesJournal of the Royal Anthropological Institute, Volume 31, Issue 3, Page 874-898, September 2025.
Ethics and ontology have become prominent concepts in recent anthropology, informing a variety of research endeavours. Despite their different approaches, agendas, and concerns, they share a central focus on alterity and the relationship between self and other: Who is the other? How should I relate to the other?
Jan David Hauck
wiley   +1 more source

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