Results 41 to 50 of about 128,516 (240)

Geologia nas Escolas de Ensino Básico: a experiência do Departamento de Geologia da Universidade Federal do Rio de Janeiro

open access: yes, 2016
A Geologia nao e disciplina regular da educacao basica no Brasil e seus conceitos nao sao populares, mas faz parte do cotidiano e ajuda as pessoas a compreender o meio em que vivem, podendo contribuir para melhorar o conhecimento de questoes ambientais ...
Cícera Neysi de Almeida   +2 more
semanticscholar   +1 more source

Patterns of spinal motion, kinematic spaces and the land‐to‐sea transition in carnivorans

open access: yesThe Anatomical Record, EarlyView.
Using 3D reconstructions, we quantify intervertebral joint mobility to investigate how cervical, thoracic, and lumbar vertebral regions evolved distinct kinematic roles in pinnipeds. The findings reveal lineage‐specific adaptations for swimming and highlight the functional significance of vertebral joint flexibility in ecological transitions.
Juan Miguel Esteban   +3 more
wiley   +1 more source

NEW SEISMIC SOURCE ZONE MODEL FOR PORTUGAL AND AZORES [PDF]

open access: yes, 2010
The development of seismogenic source models is one of the first steps in seismic hazard assessment. In seismic hazard terminology, seismic source zones (SSZ) are polygons (or volumes) that delineate areas with homogeneous characteristics of seismicity ...
Arvidsson, R.   +16 more
core  

Bioturbation experiments in the Venice Lagoon [PDF]

open access: yes, 2003
Short experiments (14–21 days) were carried out during autumn 1998 and spring 1999 at one selected site of the Venice Lagoon to measure bioturbation activities and mixing rates, as well as to obtain quantitative information on benthos functionality ...
Bellucci, Luca Giorgio   +4 more
core   +6 more sources

Marco Legal de la Geoconservación: Presencia de la geología en las leyes de áreas protegidas de la República Argentina

open access: yes, 2016
Resumen MARCO LEGAL DE LA GEOCONSERVACION: PRESENCIA DE LA GEOLOGIA EN LAS LEYES DE AREAS PROTEGIDAS DE LA REPUBLICA ARGENTINA. Este trabajo esta dedicado al analisis del marco legal referido a la conservacion del patrimonio geologico en las areas ...
W. Medina   +2 more
semanticscholar   +1 more source

Growth dynamics, skeletochronology, and histovariability of the theropod dinosaur Berthasaura leopoldinae

open access: yesThe Anatomical Record, EarlyView.
Osteohistological sampling on different bones of theropod dinosaur documents discrepant age record, growth, and metabolism. This could result unprecise paleobiological inferences if samplings are based on single bones. However, multi‐bone sampling can attenuate these discrepancies, helping to infer growth dynamics and physiology of these extinct ...
Geovane Alves de Souza   +3 more
wiley   +1 more source

Os processos geológicos por trás dos sítios arqueológicos da Serra do Espinhaço Meridional

open access: yesRevista Espinhaço, 2019
A Serra do Espinhaço Meridional, importante marco fisiográfico do território mineiro, abriga uma vasta rede de sítios arqueológicos, cujos registros têm sido cruciais para as investigações a respeito dos primeiros americanos. Em sua maioria, estes sítios
Matheus Kuchenbecker
doaj   +1 more source

Geología y estratigrafía del pozo profundo San Lorenzo Tezonco y de sus alrededores, sur de la Cuenca de México

open access: yes, 2015
La estratigrafia del pozo profundo San Lorenzo Tezonco registra una intensa actividad volcanica en la Cuenca de Mexico y alrededores durante los ultimos 20.1 Ma. La columna litologica de 2008 metros de profundidad esta dominada por material volcanico, ya
José Luis Álvarez Arce   +8 more
semanticscholar   +1 more source

An unusual titanosaur axis from the Upper Cretaceous of Brazil and its significance for sauropod anatomy and systematics

open access: yesThe Anatomical Record, EarlyView.
Abstract The Upper Cretaceous São José do Rio Preto Formation (Bauru Group, southeastern Brazil) has yielded a fragmentary but taxonomically diverse record of titanosaur sauropods, although elements from cervical series remain scarce. Here, we describe a nearly complete sauropod axis from the Vila Ventura Paleontological Area, representing an uncommon ...
Bruno A. Navarro   +7 more
wiley   +1 more source

Singularidades Geológicas e Históricas como Atrativo Geoturístico da Gruta Casa da Pedra, Município de São João Del-Rei, MG [PDF]

open access: yesAnuário do Instituto de Geociências, 2012
As grutas e cavernas sempre exerceram nos homens um misto de fascínio e medo, por serem formações atípicas em relação a outras formações geológicas, o que causa curiosidade e deslumbramento ao serem visitadas.
Ítalo Sousa de Sena   +3 more
doaj  

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