Results 61 to 70 of about 24,403 (213)

Assessment of NOx Levels in an Underground Hospital Car Park: Implications for Occupational and Environmental Health

open access: yesApplied Sciences
Environmental air pollution poses a significant threat to human health, with nitrogen oxides (NOx) identified as contributors to respiratory and cardiovascular diseases.
Hector Garcia-Gonzalez   +3 more
doaj   +1 more source

Effects of Regional Stress State and Pore Fluid Pressure on the Onset and Style of Caldera Collapse

open access: yesJournal of Geophysical Research: Solid Earth, Volume 130, Issue 5, May 2025.
Abstract Collapse calderas result from subsidence of a magma reservoir roof during large‐volume eruptions. Whilst calderas form in various tectonic settings, it is unclear how regional (“far‐field”) forces influence caldera fault nucleation, orientation and architecture.
Matías A. Villarroel   +6 more
wiley   +1 more source

Un modelo matemático del crecimiento difuso de la pared primaria de células vegetales

open access: yesRevista de la Sociedad Científica del Paraguay, 2018
Se construye un modelo matemático para estudiar el crecimiento difuso axial y radial de la pared primaria de células vegetales. Se obtienen fórmulas analíticas para el cociente de anisotro- pía del crecimiento de Erickson y para los parámetros de ...
Roberto Suárez-Antola
doaj   +1 more source

Ocupación incaica en Cueva Inca Viejo y Abra de Minas, Puna de Salta, Argentina: Minería de turquesa y prácticas rituales

open access: yes, 2020
We analyze mining and ritual activities during the Inca occupation of the Ratones basin, Puna de Salta, Northwest Argentina (NOA). From the archaeological evidence of the sites Cueva Inca Viejo and Abra de Minas, indicators about the link between these ...
Gabriel López   +6 more
semanticscholar   +1 more source

Determinación de la contaminación mercurial en personas vinculadas con la minería de oro en el Distrito Minero del San Juan, departamento del Chocó, Colombia

open access: yesRevista Bioetnia, 2020
Se analizaron los resultados de la evaluación de niveles de contaminación mercurial, realizadas en personas vinculadas en la cadena de minería de oro en el Distrito Minero del San Juan, departamento del Chocó.
Fairy María Medina Mosquera   +1 more
semanticscholar   +1 more source

Abandoned mine land program: Examining public participation in decision‐making

open access: yesReview of Policy Research, Volume 42, Issue 3, Page 629-657, May 2025.
Abstract For centuries, coal extraction and production provided low‐cost energy that powered the American economy. Currently, an estimated 5.5 million people in the Appalachian region live within one mile of an Abandoned Mine Land (AML) site. The site remediation has been funded and promoted by the AML program under the Surface Mining Control and ...
Karsyn Kendrick, Younsung Kim
wiley   +1 more source

Evaluation of Emission Reduction Systems in Underground Mining Trucks: A Case Study at an Underground Mine

open access: yesClean Technologies
Underground mining environments present elevated occupational health risks, primarily due to substantial exposure to diesel exhaust emissions within confined and poorly ventilated spaces.
Hector Garcia-Gonzalez   +1 more
doaj   +1 more source

Estudio sistemático de los Foraminíferos bentónicos de las arenas fosilíferas del plioceno de Huelva: su significado paleológico

open access: yesEstudios Geologicos, 1989
Los Foraminíferos bentónicos son muy representativos de los materiales del Neógeno en el sector occidental de la Cuenca del Guadalquivir. Las variaciones en las proporciones de las distintas especies son la base del estudio paleoecológico realizado en el
M. L. González-Regalado
doaj   +1 more source

New opportunities and challenges for conservation evidence synthesis from advances in natural language processing

open access: yesConservation Biology, Volume 39, Issue 2, April 2025.
Abstract Addressing global environmental conservation problems requires rapidly translating natural and conservation social science evidence to policy‐relevant information. Yet, exponential increases in scientific production combined with disciplinary differences in reporting research make interdisciplinary evidence syntheses especially challenging ...
Charlotte H. Chang   +7 more
wiley   +1 more source

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