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Data Processing Methods for 3D Seismic Imaging of Subsurface Volcanoes: Applications to the Tarim Flood Basalt

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¿Qué hay debajo de Yellowstone?

Kari M Cooper¹

¹Department of Earth and Planetary Sciences, University of California Davis, Davis, CA, USA.

Science (New York, N.Y.)

|December 1, 2022

Resumen

Este resumen es generado por máquina.

Los depósitos de magma volcánico son más grandes de lo que se pensaba. Sin embargo, este aumento en el volumen de magma puede no conducir a más erupciones volcánicas.

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Área de la Ciencia:

Geología
Volcanología
Ciencias de la Tierra

Sus antecedentes:

La acumulación de magma debajo de los volcanes es un factor clave en la predicción de la erupción.
Es posible que las estimaciones anteriores del volumen de magma hayan subestimado la cantidad total presente.

Objetivo del estudio:

Para reevaluar el volumen de magma presente en los sistemas volcánicos.
Para determinar la eruptibilidad de los volúmenes de magma recién reconocidos.

Principales métodos:

Estudio geofísico para detectar magma bajo la superficie.
Análisis petrológico de rocas volcánicas para comprender las propiedades del magma.

Principales resultados:

Se han identificado volúmenes sustanciales de magma, que exceden las estimaciones anteriores.
El magma identificado exhibe características que pueden inhibir su ascenso y erupción.

Conclusiones:

Los sistemas volcánicos pueden albergar reservas de magma más grandes de lo que se reconoce actualmente.
El aumento del volumen de magma no equivale automáticamente a una mayor probabilidad de erupción debido a factores que influyen en la movilidad y composición del magma.