Results 61 to 70 of about 54,183 (181)

Environment and resources: a study about gathering in La Quebrada (Catamarca, Argentina) [PDF]

open access: yes, 2013
En este trabajo se estudian los modos actuales de obtención y uso de leñas y arcillas en La Quebrada (Catamarca, Argentina). Su objetivo es explorar una serie de variables socioculturales que participan en la configuración de estas prácticas.
Calo Lavin, Cristina Marilin   +1 more
core   +2 more sources

Living in Mediterranean cities in the context of climate change: A review

open access: yesInternational Journal of Climatology, Volume 44, Issue 10, Page 3169-3190, August 2024.
The high vulnerability of people in Mediterranean cities to climate change stresses the need to deepen the knowledge of observed trends and future projections, up to the urban microclimatic level, together with the need for developing approaches to adapt to the aggravating conditions and increase in extreme events.
Panagiotis Nastos, Hadas Saaroni
wiley   +1 more source

Deformacion bajo carga a elevadas temperaturas de materiales refractarios [PDF]

open access: yes, 1971
Se presenta una técnica de ensayo que permite obtener resultados reales de deformación bajo carga a elevadas temperaturas . Se ensayaron siete arcillas refractarias argentinas, en estado natural y previamente calcinadas a 1 450°c.
Devoto Ramos, Juan   +2 more
core  

Methodological Reflections on Normative Case Studies: What They are and Why We Need Better Quality Criteria to Inform Their Use

open access: yesEducational Theory, Volume 74, Issue 3, Page 301-311, June 2024.
Abstract Normative case studies represent empirically grounded phenomena that raise normative philosophical questions. Growth in the popularity of case‐based inquiry in philosophy reflects a recent trend in the field not to shy away from engaging with empirical realities, but instead to advance philosophical projects that recognize and speak directly ...
Rebecca M. Taylor
wiley   +1 more source

Arcillas caoliniticas de bajo grado: una alternativa como material cementante suplementario [PDF]

open access: yes, 2018
La adición de metacaolín al cemento portland ha sido una alternativa en la industria cementera frente a los problemas ambientales y energéticos derivados de la producción de éste, además de lograr mejorar sus propiedades mecánicas y de durabilidad en ...
Tobón, Jorge Iván
core  

Comparación de parámetros de resistencia determinados por ensayos de laboratorio y campo en suelos de la formación sabana del occidente de Bogotá [PDF]

open access: yes, 2018
Trabajo de investigaciónEste trabajo pretende analizar la confiabilidad que tienen los ensayos de suelos in situ (en el sitio), en la obtención de la resistencia al corte no drenada, practicando estos ensayos sobre depósitos de arcillas orgánicas blandas,
Dueñaz-Vargas, Helmer Stiven   +1 more
core   +1 more source

Harnessing generative artificial intelligence to support nature‐based solutions

open access: yesPeople and Nature, Volume 6, Issue 2, Page 882-893, April 2024.
Abstract The ongoing biodiversity and climate change crises require society to adopt nature‐based solutions that integrate and enhance ecosystems. To achieve successful implementation of nature‐based solutions, it is vital to communicate scientific information about their benefits and suitability.
Daniel Richards   +3 more
wiley   +1 more source

Influencia de fluidos en el comportamiento de la doble capa difusa en arcillas [PDF]

open access: yes, 2015
Trabajo de Investigación TecnológicaCon esta investigación se pretende evaluar el comportamiento que se presenta cuando una arcilla se pone en contacto con un fluido, este fenómeno se conoce como doble capa difusa, en donde la fase liquida alrededor de ...
Gómez-Burgos, Leslie Alejandra   +1 more
core  

Estimates of Soil Organic Carbon in the Ojos de Agua and El Quinillal Forests in the Central Huallaga of Peru

open access: yesInternational Journal of Forestry Research, Volume 2024, Issue 1, 2024.
The Peruvian Amazon has experienced large losses of forest cover due to changes in land use, contributing to increases in CO2 in the atmosphere. This study estimated the organic carbon content of forest soil in two forests “Ojos de Agua” and “El Quinillal” in the Central Huallaga of Peru, establishing three types of cover: (i) primary, (ii) intervened,
Karla Mendoza-Lopez   +11 more
wiley   +1 more source

Arcillas cerámicas de Andalucía V. Yacimientos de terrenos ígneos y sedimentos primarios de la provincia de Huelva. Comarcas de Sierra Morena y Andévalo [PDF]

open access: yes, 1966
Twenty two samples of clays, interesting from the ceramic viewpoint, from several beds located on the northern and central regions of the province of Huelva, in the country of Sierra Morena and El Andévalo, respectively, have he en studied. The materials
García Ramos, Guillermo   +2 more
core  

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