Save Big on Coursera Plus. 7,000+ courses at $160 off. Limited Time Only! Grab it Learn about volcano infrasound monitoring and its crucial role in volcanic hazard detection through this 50-minute lecture from the University of Liverpool's Earth Sciences department. Explore how acoustic waves below 20 Hz are revolutionizing volcano monitoring worldwide, from fundamental research to practical applications in early warning systems. Discover the science behind detecting, locating, and characterizing volcanic activity using infrasound technology, particularly for monitoring subaerial and remote eruptions. Examine state-of-the-art developments in acoustic monitoring, including its applications in forecasting paroxysms at open-vent systems and providing early warnings for eruptions. Gain insights into how infrasound helps estimate ash plume behavior and secondary hazards like lahars, with real-world case studies demonstrating the impact of numerical acoustic wavefield propagation modeling in modern volcano monitoring.