Results 21 to 30 of about 2,446 (171)

Foreword: “Metrics of academic and social performance in the geosciences”

open access: yesGeofísica Internacional
Desde hace cinco décadas, la investigación científica a través de métricas ha transformado la comprensión del impacto, la visibilidad y la presencia que un área temática puede ofrecer a un grupo de investigación.
Saul Armendariz Sánchez
doaj   +1 more source

Notas preliminares sobre o potencial de uso da experimentação no ensino de geociências na educação básica

open access: yesTerrae Didatica, 2015
O presente estudo faz um levantamento de bases teóricas que permitiram à experimentação ser considerada um método científico e pedagógico e não somente uma prática empírica. Destacam-se as vertentes positivista e racionalista da Ciência juntamente com os
Renata Correia Costa   +2 more
doaj   +1 more source

Osteology of the pectoral girdle and forelimb of Siriusgnathus niemeyerorum, a Late Triassic traversodontid cynodont from Brazil

open access: yesThe Anatomical Record, EarlyView.
Abstract Traversodontids are non‐mammaliaform cynodonts, herbivorous to omnivorous, that lived during the Triassic. In the Late Triassic, some members of this group increased in body size relative to other cynodont lineages and evolved postcranial adaptations associated with locomotion.
Jhonata H. A. Martins, Leonardo Kerber
wiley   +1 more source

A new occurrence of tetrapod footprints from the Late Triassic of the Candelária Sequence, Brazil

open access: yesThe Anatomical Record, EarlyView.
Abstract The Hyperodapedon Assemblage Zone of the Candelária Sequence (Santa Maria Supersequence, Paraná Basin) preserves one of the most significant Late Triassic continental vertebrate assemblages in southern Brazil. Despite the relatively well‐documented body fossil record from this interval, ichnological records remain comparatively scarce.
Murilo Andrade‐Silva   +1 more
wiley   +1 more source

Gestão de arquivos de geocientistas

open access: yesAcervo
Este artigo aborda a gestão de arquivos de geocientistas no programa Memória do Laboratório de Preservação de Acervo Litológico do Museu de Geociências da Universidade de São Paulo.
Camila Hoshino Sborja   +1 more
doaj   +1 more source

#GeocienciasArcoíris, una iniciativa pionera en España para conocer la situación del colectivo LGBTI+ de Geociencias

open access: yesPersona y Sociedad, 2023
La presente investigación tiene como objetivo principal recopilar, por primera vez, datos para conocer las posibles discriminaciones a las que se enfrentan en el día a día en su entorno laboral las personas LGBTI+ del área de Geociencias en España ...
Lydia Gil   +4 more
doaj   +1 more source

Heterogeneous Exhumation Mechanisms in Neoproterozoic Collisional Metamorphism: P–T Constraints From Pelotas and Punta del Este Terranes, Southern Brazil and Uruguay

open access: yesGeological Journal, EarlyView.
Petrography, thermobarometry, and pseudosection modelling reveal peak metamorphic conditions of 3–7.5 kbar and 520°C–800°C in Tonian‐Cryogenian orthogneisses of the Dom Feliciano Belt. Metamorphic field gradients of 27°C/km–39°C/km and variable exhumation mechanisms support correlation of these units as remnants of a Himalayan‐type Piratini Orogeny ...
Thaiane Niederauer‐Santos   +6 more
wiley   +1 more source

Good Real Perturbations of Simple Corank One Map Germs From R3$\mathbb {R}^3$ to R3$\mathbb {R}^3$

open access: yesMathematische Nachrichten, EarlyView.
ABSTRACT The existence of good real perturbations of map germs is one of the most interesting open questions in singularity theory. In this paper, we investigate this question for all simple corank one map germs from R3$\mathbb {R}^3$ to R3$\mathbb {R}^3$, we give a complete description of those that admit a good real perturbation.
A. J. Miranda, M. J. Saia, T. O. Souza
wiley   +1 more source

Pesquisas em ensino e história de ciências da terra: afinidades entre as universidades estaduais de Campinas e Feira de Santana

open access: yesTerrae Didatica, 2015
Este artigo relata o vínculo entre duas cidades, Campinas e Feira de Santana, que tem origem nas raízes do Programa de Pós-Graduação em Ensino e História do Instituto de Geociências da Unicamp (PEHCT), a partir da formação de uma das autoras (JMC) no ...
Joselisa Maria Chaves   +3 more
doaj   +1 more source

Habitat loss reshuffles ecological and evolutionary interactions in a seed dispersal network

open access: yesOikos, EarlyView.
In tropical forests, habitat loss reshapes species composition, favoring generalists and recently emerged lineages while specialists and older evolutionary lineages are lost. However, how changes in species ecological attributes and evolutionary history affect ecological processes is poorly explored.
Fernando César Gonçalves Bonfim   +8 more
wiley   +1 more source

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