Results 31 to 40 of about 4,915 (134)

Subsídios para uma política de gestão da informação da Embrapa Solos: à luz do regime de informação

open access: yesPerspectivas em Ciência da Informação
Trata-se de pesquisa para subsidiar a formulação de uma Política de Gestão da Informação em Ciência e Tecnologia, com base no conceito do regime de informação, em uma instituição de pesquisa.
Claudia Regina Delaia, Isa Maria Freire
doaj   +1 more source

Challenges and Advances Driving Studies on Aquatic Insects of the Order Coleoptera

open access: yesFreshwater Biology, Volume 71, Issue 7, July 2026.
ABSTRACT Aquatic beetles (Coleoptera) are known for their high taxonomic and ecological diversity and their sensitivity to environmental changes, making them key bioindicators in ecological assessments. However, numerous knowledge gaps persist globally.
Everton Cruz da Silva   +17 more
wiley   +1 more source

Neotropical Cave Entrances as Environmental Filters for Vascular Plant Communities Along Low‐Light and Soil Resource Gradients

open access: yesJournal of Vegetation Science, Volume 37, Issue 4, July/August 2026.
Conceptual representation of cave entrances as ecological filters along the epigean forest–cave continuum in Neotropical quartzite systems. Vascular plant richness declines sharply from the well‐lit, organic‐rich forest toward the low‐light, quartz‐rich cave interior, while community composition and β‐diversity are shaped by the combined effects of ...
Rafael Costa Cardoso   +6 more
wiley   +1 more source

Molecular Insights and Repellent Efficacy of the Essential Oil and Major Compounds From Piper cyrtopodon (Miq.) C.DC (Piperaceae) Against Aedes aegypti (Linnaeus, 1762) (Culicidae)

open access: yesArchiv der Pharmazie, Volume 359, Issue 6, June 2026.
The essential oil and major compounds from Piper cyrtopodon exhibit potent, long‐lasting repellent activity against Aedes aegypti mosquitoes, combined with low cytotoxicity and favorable molecular docking interactions with odorant‐binding proteins. These findings highlight its potential for the development of alternative products for bite prevention ...
Maria L. L. da Costa   +7 more
wiley   +1 more source

Investigação matemática na sala de aula: tratamento da informação no ensino fundamental

open access: yesZetetiké, 2014
Esta pesquisa, envolvendo alunos de 8ª série do Ensino Fundamental de uma escola da rede estadual de ensino do município de Sertão, região norte do estado do Rio Grande do Sul, teve como objetivo analisar o potencial da abordagem de investigação ...
Neiva Ignês Grando   +1 more
doaj   +1 more source

A visão de estudantes do Ensino Médio sobre Ciência Tecnologia Sociedade: algumas discussões a partir da prática

open access: yesRevista Insignare Scientia
O Movimento CTS busca problematizar e democratizar processos decisórios que envolvem temas relacionados à Ciência e Tecnologia. Nessa perspectiva, o problema que permeia este estudo é: quais são as concepções de estudantes do Ensino Médio sobre “Ciência
Lucas Carvalho Pacheco
doaj   +1 more source

Synthetic pelagic biomass size spectra of the tropical and subtropical Atlantic

open access: yesEcosphere, Volume 17, Issue 5, May 2026.
Abstract Synthetic normalized biomass size spectra (NBSS) comprising non‐synoptically sampled phytoplankton, meso‐ and macrozooplankton, and micronekton including mesopelagic fishes were explored to analyze pelagic community structure in seven regions of the tropical and the subtropical Atlantic representative of different water bodies (NE Brazil shelf,
Heino O. Fock   +25 more
wiley   +1 more source

Revitalizing endangered mycocultural heritage in Mesoamerica: The case of the Tlahuica‐Pjiekakjoo culture

open access: yesPLANTS, PEOPLE, PLANET, Volume 8, Issue 3, Page 907-923, May 2026.
The preservation and revitalization of mycocultural heritage, developed over centuries of human‐mushroom interaction, contributes to safeguarding both natural ecosystems and the promotion of sustainable rural development, one of the biggest global challenges currently faced by humankind.
Elisette Ramírez‐Carbajal   +8 more
wiley   +1 more source

An exquisitely preserved young iguanodontian from the Upper Jurassic of Tanzania sheds light on skeletal fusion patterns within Archosauria

open access: yesPapers in Palaeontology, Volume 12, Issue 3, May/June 2026.
Abstract Dysalotosaurus lettowvorbecki (Ornithopoda, Dinosauria) is a small‐sized dryosaurid iguanodontian known from various isolated remains collected from the Tendaguru Formation (Upper Jurassic, Tanzania). Micro‐computed tomography of a small individual encased in a block offered a unique opportunity to describe c.
Riccardo Rocchi   +3 more
wiley   +1 more source

OS SABERES DOCENTES NO DIÁLOGO COM PROFESSORES DE CIÊNCIAS SOBRE EDUCAÇÃO CTS E NOVO ENSINO MÉDIO

open access: yesEducação em Foco
Esta pesquisa tem por objetivo compreender os saberes docentes, a partir da fala de professores de Ciências sobre Educação em Ciência-Tecnologia-Sociedade e o Novo Ensino Médio, por meio do problema de pesquisa: O que é isso que se mostra, sobre saberes ...
Sinara München, Vanda Thomas Preussler
doaj   +1 more source

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