Results 41 to 50 of about 255,683 (260)

Valoración de los accidentes graves y mortales en las minas españolas entre los años 2013 y 2017 [PDF]

open access: yes, 2019
La industria minera es considerada como una de las industrias más peligrosas. Hay la necesidad de una gestión eficaz de la salud y de la seguridad en el trabajo para salvaguardar a los trabajadores.
Freijo Álvarez, Modesto   +3 more
core   +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

Estoque de carbono no solo e agregados em Argissolo sob diferentes manejos de longa duração Carbon stock in soil and aggregates in Ultisol under different management of long duration

open access: yesRevista Brasileira de Engenharia Agrícola e Ambiental, 2012
Este trabalho propôs avaliar o teor e o estoque de carbono orgânico total, no solo e nos agregados de um Argissolo Vermelho amarelo sob sistemas de manejo convencional com preparos por arado de disco, arado de disco mais grade pesada, somente grade ...
Clério Hickmann, Liovando M. da Costa
doaj   +1 more source

Potential contribution of biomass gasification‐based technology in energy transition: a technical review coupled with bibliometric studies

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract Biomass gasification technology has been extensively researched around the world; however, there is a need to evaluate the current research landscape and evolutionary direction of research in the broader context of energy transition. A systematic bibliometric analysis of the Web of Science database was performed for articles that fall within ...
Olasunkanmi Opeoluwa Adeoye   +5 more
wiley   +1 more source

RISKGATE y operaciones en minas de carbón en Australia

open access: yesMedicina y Seguridad del Trabajo, 2014
El principal programa de investigación de la Asociación de Carbón en Australia (ACARP), RISKGATE ha completado tres años de conocimiento en la captura y el desarrollo del sistema. El cuerpo de conocimiento del manejo de riesgos de neumáticos, colisiones,
Philipp Kirsch   +3 more
doaj  

A la cumbre por un valle. Adolphe Desoignie, un ingeniero de minas pionero en la Asturias protoindustrial

open access: yesHistoria contemporánea, 2020
Los años centrales del siglo XIX son uno de los vacíos más llamativos de la historiografía sobre la industrialización asturiana, puesto que constituyen el punto de despegue del proceso.
Jorge Muñiz Sánchez
doaj  

ZONIFICACIÓN POR RIESGO DE EXPLOSIONES DE GAS METANO EN LA MINERÍA DEL CARBÓN EN BOYACÁ, COLOMBIA

open access: yesIngeniería Investigación y Desarrollo, 2021
En Boyacá el número de muertes por explosiones de metano en minas de carbón constituye el mayor riesgo minero, y las víctimas pueden estar alrededor de 10 muertos por año.
Juan Sebastián Arteaga Hernández
doaj   +1 more source

Chemical Profiling and Biological Activity of Copaiba Oil-Resin Samples and Development of HPLC-DAD Method for the Analysis of β-Caryophyllene. [PDF]

open access: yesBiomed Chromatogr
ABSTRACT The Copaifera species are traditionally used for their anti‐inflammatory, antiseptic and healing properties. The objective of this study was to compare the chromatographic profiles of seven samples of copaiba oil‐resin with respect to chromatographic and physicochemical properties and to evaluate their biological activities.
Graça GAP   +13 more
europepmc   +2 more sources

Analysis of environmental governance on mining projects of underground carbon exploitation [PDF]

open access: yes, 2017
15 páginas : fotos, imágenes.Este trabajo tuvo como propósito analizar información minero-ambiental del sector de explotación subterránea de carbón en el departamento de Boyacá, debido a que esta actividad se ha venido realizando de manera intensiva, con
Castillo Pérez, Jose Gerardo
core  

Sustainable Development Goals' Discourse in the Accounting and Business Literature: A Rhetorical Lens

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT The role of academia in shaping the Sustainable Development Goals (SDGs) remains insufficiently understood. This study examines how SDG discourse is constructed within accounting and business research by integrating bibliometric analysis with a systematic review of 731 peer‐reviewed articles published between 2020 and 2024.
Silvia Panfilo   +2 more
wiley   +1 more source

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