Thoughts on the criteria to determine the origin of volcanic unrest as magmatic or non-magmatic

ME Pritchard, TA Mather, SR McNutt… - … of the Royal …, 2019 - royalsocietypublishing.org
As our ability to detect volcanic unrest improves, we are increasingly confronted with the
question of whether the unrest has a magmatic origin (magma on the move) or a non …

Thermal, deformation, and degassing remote sensing time series (CE 2000–2017) at the 47 most active volcanoes in Latin America: Implications for volcanic systems

K Reath, M Pritchard, M Poland… - Journal of …, 2019 - Wiley Online Library
Volcanoes are hazardous to local and global populations, but only a fraction are
continuously monitored by ground‐based sensors. For example, in Latin America, more than …

Time series insar ionospheric delay estimation, correction, and ground deformation monitoring with reformulating range split-spectrum interferometry

W Mao, X Wang, G Liu, S Pirasteh… - … on Geoscience and …, 2023 - ieeexplore.ieee.org
Ionospheric phase delay is a critical error source in time series interferometric synthetic
aperture radar (TS-InSAR) for the purpose of monitoring ground surface deformation with …

[HTML][HTML] Synthesis: PLUTONS: Investigating the relationship between pluton growth and volcanism in the Central Andes

ME Pritchard, SL De Silva, G Michelfelder… - …, 2018 - pubs.geoscienceworld.org
Abstract The Central Andes is a key global location to study the enigmatic relation between
volcanism and plutonism because it has been the site of large ignimbrite-forming eruptions …

Towards coordinated regional multi-satellite InSAR volcano observations: results from the Latin America pilot project

ME Pritchard, J Biggs, C Wauthier, E Sansosti… - Journal of Applied …, 2018 - Springer
Abstract Within Latin America, about 319 volcanoes have been active in the Holocene, but
202 of these volcanoes have no seismic, deformation or gas monitoring. Following the 2012 …

Magmatic processes in the East African Rift system: insights from a 2015–2020 Sentinel‐1 InSAR survey

F Albino, J Biggs - Geochemistry, Geophysics, Geosystems, 2021 - Wiley Online Library
Abstract The East African Rift System (EARS) is composed of around 78 Holocene
volcanoes, but relatively little is known about their past and present activity. This lack of …

Return from dormancy: rapid inflation and seismic unrest driven by transcrustal magma transfer at mt. edgecumbe (l'úx shaa) volcano, alaska

R Grapenthin, Y Cheng, M Angarita… - Geophysical …, 2022 - Wiley Online Library
In April 2022, a seismic swarm near Mt. Edgecumbe in southeast Alaska suggested
renewed activity at this transform fault volcano, which was last active≈ 800 years ago …

First onset of unrest captured at Socompa: A recent geodetic survey at Central Andean volcanoes in Northern Chile

F Liu, JR Elliott, SK Ebmeier, TJ Craig… - Geophysical …, 2023 - Wiley Online Library
We report the first detection of unrest at Socompa volcano during our recent survey of
Central Andean volcanos in Northern Chile using Interferometric Synthetic Aperture Radar …

Evolution of the magmatic-hydrothermal system at Lastarria volcano (Northern Chile) between 2006 and 2019: Insights from fluid geochemistry

S Layana, F Aguilera, M Inostroza, F Tassi… - Frontiers in Earth …, 2023 - frontiersin.org
One of the major problems in the volcanic surveillance is how data from several techniques
can be correlated and used to discriminate between possible precursors of volcanic …

Using conceptual models to relate multiparameter satellite data to subsurface volcanic processes in Latin America

K Reath, M Pritchard, J Biggs… - Geochemistry …, 2020 - Wiley Online Library
Satellite data have been extensively used to identify volcanic behavior. However, the
physical subsurface processes causing any individual manifestation of activity can be …