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Seismicity during the recent activity (2009–2020) of Turrialba volcano, Costa Rica
(2022)
Turrialba is a stratovolcano located at the easternmost part of the Costa Rican volcanic front. After remaining quiescent for more than a century, in 1996 it started to show signs of unrest, until a first phreatomagmatic ...
Space- and ground-based measurements of sulphur dioxide emissions from Turrialba Volcano (Costa Rica)
(Springer Verlag, 2012-06-21)
Remotely sensed measurements of sulphur dioxide (SO2) emitted by Turrialba Volcano (Costa Rica) are reported for the period September 2009–January 2011. Thesemeasurements were obtained using images from Advanced Spaceborne ...
Insights on Hydrothermal‐Magmatic Interactions and Eruptive Processes at Poás Volcano (Costa Rica) From High‐Frequency Gas Monitoring and Drone Measurements
(AGU Publications, 2019-02-06)
Identification of unambiguous signals of volcanic unrest is crucial in hazard assessment. Processes leading to phreatic and phreatomagmatic eruptions remain poorly understood, inhibiting effective eruption forecasting. Our ...
Origen y evolución del complejo volcánico Cerro Prieto, Baja California Norte
(Universidad Michoacana de San Nicolás de Hidalgo, 2014-02)
The Cerro Prieto Volcanic Complex (CPVC) is located ~ 30 km SE of Mexicali and west of the Cerro Prieto Geothermal Field (CPGF), Baja California Norte. It sits on a pull-apart basin that belongs to the transtensional ...
Mechanisms of Unrest and Eruption at Persistently Restless Volcanoes: Insights From the 2015 Eruption of Telica Volcano, Nicaragua
(Advancing Earh and Space Science, 2019)
Many of Earth's volcanoes experience well‐defined states of “quiescence” and “unrest,” with unrest occasionally culminating in eruption. Some volcanoes, however, experience an unusually protracted (i.e., decades‐long) ...
Análisis morfológico de cenizas en las formaciones Las Mesas y Silencio (volcán Doña Juana Joven) e implicaciones para estudios de fragmentación
(Universidad de los AndesGeocienciasFacultad de CienciasDepartamento de Geociencias, 2023-05)
La fragmentación primaria del magma, es el mecanismo impulsor de la explosividad en erupciones volcánicas y el encargado de la producción de fragmentos piroclasticos. La determinación del estilo de fragmentación en erupciones, ...
Análisis de componentes aplicados a la caracterización de mecanismos de fragmentación secundaria en corrientes piroclásticas del Holoceno, producidas en el Volcán Doña Juana (Nariño)
(Universidad de los AndesGeocienciasFacultad de CienciasDepartamento de Geociencias, 2022-12-01)
Las corrientes piroclásticas (CPs) son mezclas de partículas sólidas y gases que, bajo el efecto de
la gravedad, se mueven por el terreno. Son consideradas uno de los fenómenos naturales más
peligrosos y complejos que ...
Turmoil at Turrialba Volcano (Costa Rica): Degassing and eruptive processes inferred from high-frequency gas monitoring
(Wiley, 2016-08-28)
Eruptive activity at Turrialba Volcano (Costa Rica) has escalated significantly since 2014, causing airport and school closures in the capital city of San José. Whether or not new magma is involved in the current unrest ...