Results 41 to 50 of about 4,789 (223)

Integrative taxonomy reveals four new species of the armoured catfish genus Pareiorhina (Siluriformes: Loricariidae) from the upper Paraná River basin, Brazil

open access: yesJournal of Fish Biology, EarlyView.
Abstract Four new species of the small‐sized armoured catfish genus Pareiorhina are described from mountain ranges in the Grande River drainage, upper Paraná River basin, based on morphological and molecular species delimitation methods. Molecular analyses based on the cytochrome oxidase subunit I (COI) marker recovered Pareiorhina as polyphyletic ...
Pedro L. C. Uzeda   +6 more
wiley   +1 more source

Aquilombar, Verbo Intransitivo: Experimentações Dialogadas entre Clóvis Moura e Beatriz Nascimento em Aquilombagem Crítica

open access: yesConfluenze, 2022
In the text, we propose a dialogued and epistemological experimentation between the conception of quilombagem (Clóvis Moura) and quilombo (Beatriz Nascimento), in the context of Critical Aquilombage (CA).
Rosimeire Barboza da Silva   +1 more
doaj   +1 more source

A new catfish species of Microcambeva Costa & Bockmann, 1994 (Siluriformes: Trichomycteridae) from southern Brazil, with a redescription of M. ribeirae Costa, Lima & Bizerril, 2004

open access: yesJournal of Fish Biology, EarlyView.
Abstract Among the few species of Microcambeva reported as occurring in more than one hydrographic basin, M. ribeirae has been previously listed from both the Ribeira de Iguape and the Guaraqueçaba basins. However, morphological and molecular analyses revealed that the specimens from Guaraqueçaba represent a new species, which is described in this ...
Lucas S. de Medeiros   +6 more
wiley   +1 more source

Encontros e Comensalidade nos Quilombos: O Devir Quilombo [PDF]

open access: yesILUMINURAS, 2019
Resumo: Este artigo se propõe a explorar a possibilidade de pensar a comensalidade como uma prática de produção do parentesco em alguns contextos quilombolas no território de Chapada dos Guimarães. Para tal, parte de contextos etnográficos das festas de santo e da perspectiva quilombola acerca das práticas coletivas de trabalho, trocas e comensalidades.
openaire   +2 more sources

How Does the Extraction of Remaining Lipids From Babassu Press Cake Using Green and Traditional Solvents Affect the Oil and Defatted Solids?

open access: yesJournal of Food Science, Volume 91, Issue 7, July 2026.
ABSTRACT Babassu (Orbignya phalerata) plays a crucial role in several indigenous and quilombo communities in the north and northeast regions of Brazil. Mechanical pressing of nuts yields babassu oil of interest to the cosmetic and pharmaceutical industries.
Clara Santa Rosa Fioriti   +5 more
wiley   +1 more source

Drivers of Greenhouse Gas Emissions in Tropical Riverine Systems Across a Gradient of Human Impact

open access: yesInternational Review of Hydrobiology, Volume 111, Issue 1, June 2026.
ABSTRACT Tropical lotic ecosystems are important sources of greenhouse gas emissions, yet the magnitude and variability of such emissions remain poorly constrained. Here, we quantified spatial and short‐term temporal variability of carbon dioxide (CO2) and methane (CH4) fluxes across tropical riverine systems spanning a gradient of human impact, while ...
João Miguel Merces Bega   +4 more
wiley   +1 more source

Oralidade e letramento entre remanescentes quilombolas do sudoeste da Bahia

open access: yesRevista de Educação Popular, 2016
O objetivo deste texto é mostrar a relação de alteridade entre oralidade e escrita e seu valor no âmbito de uma perspectiva discursiva de letramento, apontada por Tfouni (2009) e Pereira (2009) como importante à posição de intérprete do sujeito por conta
Anderson de Carvalho Pereira
doaj   +1 more source

A questão quilombola na conjuntura atual: conflitos, desafios e r-existências

open access: yesRevista da ANPEGE, 2020
O presente artigo tem por objetivos apresentar e analisar o panorama dos processos de titulação das comunidades quilombolas, desde a promulgação do artigo 68 do ADCT (1988) até o período presente.
Gabriel Siqueira Corrêa   +2 more
doaj   +1 more source

Environmental Quality Index of Urban Forest Remnants From Soil Analysis and Leaf Area Index, in Campinas – Brazil

open access: yesEnvironmental Quality Management, Volume 35, Issue 4, Summer 2026.
ABSTRACT Assessing soil quality in forest fragments is crucial for understanding ecosystem dynamics and guiding conservation strategies. This study evaluates soil properties (0–0.20m) and leaf area index (LAI) using principal component analysis (PCA) and the analytical hierarchy process (AHP) to identify key indicators of soil environmental quality ...
Regina Márcia Longo   +5 more
wiley   +1 more source

Quilombos

open access: yes, 2008
Não é possível falar deles sem adjetivá-los. Seja por meio da fórmula legal que lança mão de “remanescentes”, ou das tentativas de ajuste desta, por meio de “contemporâneos”. Seja ainda por que são necessárias distinções entre estes, quando se usa “urbanos” ou “rurais”.
openaire   +2 more sources

Home - About - Disclaimer - Privacy