Forecasting and communicating the dispersion and fallout of ash during volcanic eruptions: lessons from the September 20, 2020 eruptive pulse at Sangay volcano, Ecuador

Autor: Benjamin Bernard, Pablo Samaniego, Larry Mastin, Stephen Hernandez, Gerardo Pino, Jamie Kibler, Marjorie Encalada, Silvana Hidalgo, Nicole Vizuete

Publikováno v: Frontiers in Earth Science, Vol 10 (2022)

Volcanic ash is a hazard to human health and activities. Accurate and timely forecasts coupled with effective communication about the dispersion and fallout of volcanic ash during explosive events are essential to reduce impacts on local communities

Externí odkaz: https://doaj.org/article/9daadf75f0d94660bfa5a75596d4f7c5

The different characteristics of the recent eruptions of Fernandina and Sierra Negra volcanoes (Galápagos, Ecuador)

Autor: Francisco Javier Vasconez, Patricio Ramón, Stephen Hernandez, Silvana Hidalgo, Benjamin Bernard, Mario Ruiz, Alexandra Alvarado, Peter La Femina, Gorki Ruiz

Publikováno v: Volcanica, Vol 1, Iss 2, Pp 127-133 (2018)

After eight years of quiescence, Fernandina volcano experienced two short-lived eruptions, on 4 September 2017 and 16 June 2018. The eruptions were characterized by very short periods of unrest that started a few hours before the initiation of the er

Externí odkaz: https://doaj.org/article/87c3ec442c7b4bd9983ce883ec06d349

Sangay volcano (Ecuador): multiparametric analysis of the December 2021 eruptive activity including the opening of new vents, a drumbeat seismic sequence and a new lava flow

Autor: Silvana Hidalgo, Francisco Vasconez, Jean Battaglia, Benjamin Bernard, Pedro Espin, Sebastien Valade, Maria-Fernanda Naranjo, Robin Campion, Josue Salgado, Marco Cordova, Marco Almeida, Stephen Hernandez, Gerardo Pino, Elizabeth Gaunt, Andrew Bell, Patricia Mothes, Mario Ruiz, Daniel Andrade

Sangay is a 5286 m high stratovolcano located in the southern part of the Ecuadorian Andes, about 200 km south of the capital city of Quito. Sangay is the last active volcano to the south of the Northern Andes, and has been characterized by an almost

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::c17aec56bb2d10480dd924b3b7df0d17
https://doi.org/10.5194/egusphere-egu23-9354

Outcomes of Patients with Advanced Cutaneous Squamous Cell Carcinoma Involving the Skull Base Treated with Cemiplimab Immunotherapy: A Review at Our Institution

Autor: Kody G. Bolk, Stephen Hernandez, Rahul Mehta, Daniel W. Nuss

Publikováno v: 32nd Annual Meeting North American Skull Base Society.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::ecde5564bd6ac31a131b14e2f7451a6a
https://doi.org/10.1055/s-0043-1762252

Seismic tremor reveals slow fracture propagation prior to the 2018 eruption at Sierra Negra volcano, Galápagos

Autor: Ka Lok Li, Christopher J. Bean, Andrew F. Bell, Mario Ruiz, Stephen Hernandez, James Grannell

Publikováno v: Li, K L, Bean, C J, Bell, A F, Ruiz, M, Hernandez, S & Grannell, J 2022, ' Seismic tremor reveals slow fracture propagation prior to the 2018 eruption at Sierra Negra volcano, Galápagos ', Earth and Planetary Science Letters, vol. 586, 117533 . https://doi.org/10.1016/j.epsl.2022.117533

Seismic tremor observed near active volcanoes is an important tool for volcano monitoring as it often appears shortly before eruptions. Although tremor can be generated by a variety of physical processes it is usually interpreted as direct evidence f

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c7d294c1425a6196f1daf7f077bcc5be
https://hdl.handle.net/20.500.11820/25259178-2501-4704-b2cf-f7e84b645436