A day on the Matterhorn

The mountain made audible

Ambient resonance of the Matterhorn
 

September 5, 2019: a day of continuous ambient vibration data recorded from the summit of the Matterhorn - sped up 80 times to become audible - the low tones are the gentle swaying of the peak, high cracks and pops are earthquakes and rock cracking - choose an hour and listen:

Source: Weber, Beutel, Häusler, Geimer, Fäh, & Moore. Spectral amplification of ground motion linked to resonance of large-scale mountain landforms, Earth and Planetry Science Letters