[HTML][HTML] Effects of the 2021 La Palma volcanic eruption on groundwater resources (part I): Hydraulic impacts

A García-Gil, J Jimenez, MÁ Marazuela… - Groundwater for …, 2023 - Elsevier
The 2021 volcanic eruption in the Cumbre Vieja mountain range on La Palma Island
(Canary Islands, Spain) raised concerns regarding the potential impact on groundwater …

Probing environmental and tectonic changes underneath Mexico City with the urban seismic field

LA Ermert, E Cabral-Cano, E Chaussard… - Solid Earth, 2023 - se.copernicus.org
Abstract The sediments underneath Mexico City have unique mechanical properties that
give rise to strong site effects. We investigated temporal changes in the seismic velocity at …

Interaction of air pressure and groundwater as main cause of sub‐daily relative seismic velocity changes

R Kramer, Y Lu, G Bokelmann - Geophysical Research Letters, 2023 - Wiley Online Library
Our study investigates variations of seismic velocity that occur over short time scales of
hours. We use coda wave interferometry to inspect 5 months of continuous data from a …

The seismic signature of California's earthquakes, droughts, and floods

T Clements, MA Denolle - Journal of Geophysical Research …, 2023 - Wiley Online Library
This study investigates changes in seismic velocities in the period 1999–2021 using about
700 permanent and temporary broadband seismic stations in the state of California. We …

Deciphering the whisper of volcanoes: Monitoring velocity changes at Kamchatka's Klyuchevskoy group with fluctuating noise fields

P Makus, C Sens‐Schönfelder, L Illien… - Journal of …, 2023 - Wiley Online Library
Volcanic inflation and deflation often precede eruptions and can lead to seismic velocity
changes () in the subsurface. Recently, interferometry on the coda of ambient noise‐cross …

Processing ambient noise data using phase cross‐correlation and application toward understanding spatiotemporal environmental effects

HB Woo, SL Bilek, JA Gochenour… - Journal of …, 2023 - Wiley Online Library
Typical use of ambient noise interferometry focuses on longer period (> 1 s) waves for
exploration of subsurface structure and other applications, while very shallow structure and …

Continuous monitoring system for safe managements of CO2 storage and geothermal reservoirs

T Tsuji, T Ikeda, R Matsuura, K Mukumoto… - Scientific reports, 2021 - nature.com
We have developed a new continuous monitoring system based on small seismic sources
and distributed acoustic sensing (DAS). The source system generates continuous …

One-Year Seismic Survey of the Tectonic CO2-Rich Site of Mefite d'Ansanto (Southern Italy): Preliminary Insights in the Seismic Noise Wavefield

S Morabito, P Cusano, D Galluzzo, G Gaudiosi… - Sensors, 2023 - mdpi.com
A passive seismic experiment is carried out at the non-volcanic highly degassing site of
Mefite d'Ansanto located at the northern tip of the Irpinia region (southern Italy), where the …

4D physics‐based pore pressure monitoring using passive image interferometry

E Fokker, E Ruigrok, R Hawkins… - Geophysical Research …, 2023 - Wiley Online Library
This study introduces a technique for four‐dimensional pore pressure monitoring using
passive image interferometry. Surface‐wave velocity changes as a function of frequency are …

Physics-based relationship for pore pressure and vertical stress monitoring using seismic velocity variations

E Fokker, E Ruigrok, R Hawkins, J Trampert - Remote Sensing, 2021 - mdpi.com
Previous studies examining the relationship between the groundwater table and seismic
velocities have been guided by empirical relationships only. Here, we develop a physics …