Explosions at Poás, Costa Rica: a Case for Long-Term, High-Rate Geochemical Volcano Monitoring to Detect Precursory Signals

Tobias P Fischer, University of New Mexico Main Campus, Earth and Planetary Sciences, Albuquerque, NM, United States and Maarten J de Moor, Observatorio Vulcanológico y Sismológico de Costa Rica, Heredia, Costa Rica