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Mostrando ítems 11-20 de 27
Remote operations could be the future for Earth Sciences teaching: a speculative discussion
(MDPI, 2020-12-01)
[Abstract] The current COVID-19 pandemic has created havoc in the regular workings of many institutions, such as those dedicated to teaching; therefore, there is an urge for alternatives to traditional face-to-face teaching. ...
Electronic Systems and Offsite Touristic Activities Based on Geological Concepts: A Speculative Discussion
(MDPI, 2020-10-30)
[Abstract] The COVID-19 pandemic has caused havoc in many economic areas such as those related to tourism. This creates the need for alternative activities in this sector, especially given that it is not clear when the ...
On the Genesis of Aluminum-Rich Speleothems in a Granite Cave of NW Spain
(Union Internationale de Spéléologie, 2021-02-22)
[Abstract] Granite massifs often contain caves, with dimensions ranging from a few meters up to 1,000 m, also referred to as pseudokarst. The speleothems in such caves are mostly composed of either Si-rich (commonly opal-A) ...
Bacteria, guano and soot: source assessment of organic matter preserved in black laminae in stalagmites from caves of the Sierra de Atapuerca (N Spain)
(Union Internationale de Spéléologie, 2021-04-14)
[Abstract] Speleothems are a recognized source of paleoclimatic information, but their value as a source of signals from human activities in caves with an archaeological record has rarely been explored. Previous studies ...
Hacia una reinterpretación de la secuencia de ocupación del yacimiento de A Cidadela (A Coruña)
(Universidad de Sevilla, 2020-02-27)
[Resumen] Se presentan los resultados de un amplio trabajo interdisciplinar de revisión, análisis, datación y excavación del conocido yacimiento de A Cidadela (A Coruña). Tradicionalmente los esfuerzos investigadores en ...
Territories of Faith: 1000 Years of Landscape Multifunctionality in Santa Mariña de Augas Santas (NW Spain)
(MDPI, 2021-09-21)
[Abstract] Landscape multifunctionality is increasingly recognized as an important aspect in sustainability and developmental debates. Yet, how and why a multifunctional landscape configuration develops over time has not ...
Salt Weathering of Natural Stone: A Review of Comparative Laboratory Studies
(MDPI, 2021-08-03)
[Abstract] Natural stone is an important component of historical heritage (buildings and art objects such as sculptures or rock engravings), and it is still widely used in contemporary works. Soluble salts are the main ...
Effects of Water on Natural Stone in the Built Environment—A Review
(MDPI, 2021-11-07)
[Abstract] The present work reviews studies with information on the effects of water by itself on stones of the built environment both to assess the impact of this substance and to discuss possible implications for ...
Estimating the Radioactive Heat Production of a Granitic Rock in the University of A Coruña (Galicia, Northwest Spain) by Gamma-ray Spectrometry
(MDPI, 2022-11-23)
[Abstract] Geothermal energy is a form of renewable energy with a long tradition in European countries, although it is scarcely used in Spain. One of the reasons for this is the poorly studied geothermal potential of the ...
OSL dating of mortars from constructive phases of the old chapel San Breixo de Ouvigo (NW Spain)
(IOP Publishing, 2022-04-28)
[Abstract] The use of optically stimulated luminescence (OSL) dating on ancient mortars have provided increasing knowledge of the history of buildings in the last years. In this work, we apply OSL dating on mortars of a ...