Results 101 to 110 of about 58,991,248 (234)
Proyecto de línea hacia las minas de carbón : hoja número 2
, 1940 Plano, Dimensión : 70 x 30 cm. ; Escala : 1:2000Plano topográfico. Contiene ilustraciones sobre el proyecto de línea hacia las minas de carbón del Ferrocarril del Pacífico.
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Pest Management Science, EarlyView.Experimental workflow evaluating 14C‐propiconazole absorption and translocation in Coffea arabica with two biodegradable adjuvants, quantified at six post‐application time points using radioscanner and liquid scintillation spectrometry. Abstract BACKGROUND This study evaluated the absorption, translocation and distribution of 14C‐propiconazole applied ...
Valéria de Souza Ivo +4 more
wiley +1 more source
Efecto de algunas propiedades del carbón en la autocombustión
, 1998 En este estudio se utilizó la termogravimetría para determinar la susceptibilidad de un "carbón al calentamiento espontáneo" y se ilustraron las relaciones que existen entre algunas propiedades del combustible y el fenómeno. La experimentación se realizó
Pérez S., Juan David +2 more
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Revista de la Facultad de Medicina, 2009 Antecedentes. En 2003 se reportó incidencia de 762 casos de neumoconiosis y 3686 casos de enfermedad respiratoria crónica en Colombia. Objetivo.
Nubia Mercedes González Jiménez +4 more
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Sustainable Development, EarlyView.ABSTRACT Illegal gold mining has emerged as a major sustainability threat in the Amazon, eroding Indigenous rights, forest integrity, and climate mitigation efforts. This study examines how international market incentives relate to the expansion of illegal mining and associated deforestation within the Yanomami Indigenous Territory (YIT) from 2008 to ...
Shirléia Lago Santos +2 more
wiley +1 more source
, 2015 Pensum vigente Ingeniería de Minas UCVEste pensum incluye la modificación del código de Mecánica de Fluidos ...
Departamento de Minas
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Sustainable Development, EarlyView.ABSTRACT Technological progress and population growth have increased global pork demand; leading to a rise of methane emission from pig farming, a key contributor to climate change. Anaerobic digestion offers a sustainable solution by converting manure into biogas.
María‐Pilar Martínez‐Hernando +5 more
wiley +1 more source
Dyna, 2011 Un estudio sistemático experimental se lleva a cabo para determinar las propiedades fluido-dinámicas como la distribución del tamaño de partícula, la densidad de bulto, la velocidad de fluidización, etc. para mezclas de carbón ripio, residuo de las minas
CARLOS GÓMEZ, ELIANA LOPERA
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Developing and Testing a Citywide Inclusive Sanitation Financial Tool
Sustainable Development, EarlyView.ABSTRACT Citywide Inclusive Sanitation (CWIS) represents a paradigm shift in the provision of safely managed sanitation services with a framework of three outcomes—equity, safety and sustainability. There are several sanitation financial tools, but none of these fully address all CWIS outcomes. Citywide Inclusive Sanitation Financial Tool (CWIS‐FiT) is
Camila Silva Franco +6 more
wiley +1 more source
A Generic Approach to Creating a National Soil Security Strategy
Sustainable Development, EarlyView.ABSTRACT Soil is a living and non‐renewable resource that underpins our very existence. It produces our food, filters our water, stores vast amounts of carbon, cycles essential nutrients, and sustains the rich tapestry of biodiversity on which our planet depends.
Alex McBratney +21 more
wiley +1 more source