Results 31 to 40 of about 4,176 (181)

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

Historia 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  

Sustainability Assessment of Micro, Small, and Medium Enterprises: A Systematic Review and Hybrid Architecture for Credible, Salient, and Legitimate Knowledge Governance

Corporate Social Responsibility and Environmental Management, EarlyView.
ABSTRACT Sustainability assessment advances corporate social responsibility toward inclusive development. Widely recognized approaches prove inadequate for micro, small, and medium enterprises (MSMEs), resulting in fragmented proliferation that hinders cumulative knowledge.
Luísa Couto Gonçalves de Souza, Laura Proença Guimarães, Maria Auxiliadora Drumond   +2 more
wiley   +1 more source

Salud y trabajo: minería artesanal del carbón en Paipa, Colombia

Avances en Enfermería, 2010
Contexto: existe relación directa entre las técnicas de minería del carbón y riesgos laborales, con estado de salud y probabilidad de enfermar, principalmente por neumoconiosis, trauma y alteraciones osteomusculares.
JUAN MANUEL OSPINA DÍAZ, FRED GUSTAVO MANRIQUE ABRIL, JOSÉ ALFREDO GUÍO GARZÓN   +2 more
doaj  

Steering Industrial Decarbonisation: Explaining OECD Policy Variation

Environmental Policy and Governance, EarlyView.
ABSTRACT The ongoing rise in CO2 emissions driven by energy‐intensive industries highlights the urgent need for targeted policy interventions, with national strategies playing a crucial role in the low‐carbon transition. However, the factors that shape the ambition of industrial decarbonisation policies remain poorly understood.
Ebba Minas
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

Revista 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

Screening CZE–UV Green Method for Acetate, Propionate, Butyrate, and Valerate Analysis in Human Stool for Complementary Gut Dysbiosis Diagnosis

ELECTROPHORESIS, EarlyView.
A green CZE–UV alternative method for quantifying SCFAs in human stool with cost‐effective and automatization, informative data about patients through reduced sample preparation and minimal consumable. CE is simple and robust equipment for routine clinical laboratory workflows, supporting physicians with information that enhances the accuracy of ...
Olívia B. O. Moreira, Matheus Miranda Fracetti, Eliane B. T. Lemos, Jeanette C. F. Less, Lúcio M. Lemos, Paula Rocha Chellini, Marcone A. L. Oliveira   +6 more
wiley   +1 more source

Sistema de control y monitoreo automatizado para gases en minas de carbón

Revista de Investigación, Desarrollo e Innovación, 2010
El presente artículo describe el desarrollo de un sistema de monitoreo y control de los principales gases que se producen al interior de las minas de carbón. Este desarrollo se basa en una aplicación de la instrumentación virtual.
Carlos Guillermo Carreño Bodensiek
doaj  

Quantificação de biomassa e estimativa de estoque de carbono em uma capoeira da Zona da Mata Mineira Quantification of biomass and estimation of carbon stock in a capoeira in the Minas Gerais forest zone

Revista Árvore, 2010
Este estudo teve como objetivo quantificar os estoques de volume, de biomassa total com casca e de carbono em um fragmento de Floresta Estacional Semidecidual em estádio secundário médio (capoeira) na Zona da Mata mineira, no Município de Viçosa, MG ...
Sabina Cerruto Ribeiro, Laércio Antônio Gonçalves Jacovine, Carlos Pedro Boechat Soares, Sebastião Venâncio Martins, Áurea Maria Brandi Nardelli, Agostinho Lopes de Souza   +5 more
doaj   +1 more source

Effects of LED Light Exposure on Lutein and Bioactive Compounds in Nasturtium Flowers (Tropaeolum majus L.)

Future Postharvest and Food, EarlyView.
Red LED supplementation during cultivation modulated the accumulation of bioactive compounds in Tropaeolum majus flowers. Moderate exposure (3–5 h) enhanced antioxidant capacity and increased carotenoids, phenolics, and anthocyanins depending on petal color, highlighting a simple strategy to improve the functional value of edible flowers. ABSTRACT This
Amanda Lais Alves Almeida Nascimento, Larissa Lorrane Rodrigues Borges, Thaís Caroline Buttow Rigolon, Elder Felipe Silva Roncheti, Márcia Cristina Teixeira Ribeiro Vidigal, Ângela Cristina Oliveira Stringheta, Evandro Martins, Pedro Henrique Campelo, Paulo César Stringheta   +8 more
wiley   +1 more source

Resultados de estudios en mecánica de terrenos aplicados a la minería del carbón mediante métodos numéricos

Ingeniería e Investigación, 1996
La primera parte de este artículo, al que referimos al lector interesado, fue publicada en la entrega número 25 de esta misma revista. En él se dieron los fundamentos de los métodos empleados en la Geomecánica Minera.
Álvaro Correa Arroyave
doaj