Seismic imaging

Yellowstone’s Hidden Magma Cap Prevents Supervolcano Eruption

Yellowstone National Park’s hidden magma cap, recently discovered by geoscientists, is a fascinating development with significant implications for the park’s future. This discovery, made possible by using a specialized 53,000-pound vibroseis truck to generate low-frequency vibrations and analyze seismic wave reflections, reveals a layer of porous rock sitting atop the magma reservoir. This cap appears to play a crucial role in the stability of the system.

This newly identified magma cap acts as a pressure-release valve, allowing gases to escape from the underlying magma reservoir in a controlled manner. The process, described as “steady breathing,” prevents the buildup of pressure that could lead to a catastrophic eruption.… Continue reading