TY - JOUR AU - Hantusch, Marcia AU - Melchor, Ivan AU - Caselli, Alberto AU - Pereira da Silva, Sara Maria PY - 2021/03/09 Y2 - 2024/03/28 TI - Precursory seismic activity to the Copahue volcano eruptions of June and July 2020 JF - Revista de la Asociación Geológica Argentina JA - RAGA VL - 78 IS - 1 SE - DO - UR - https://revista.geologica.org.ar/raga/article/view/925 SP - 131-134 AB - <p>This work shows how tracking variations of seismic noise energy level between 0.5-10Hz allows to detect an increase in the seismic noise energy level of 10 dB, ~25 y ~24 hours prior to the eruptive phases of June and July 2020, respectively.</p> ER -