Fisher Caldera and the Shishaldin Volcano

Daniel Rasmussen, NMNH. Photo taken under Alaska Maritime National Wildlife Refuge Research and Monitoring Special Use Permit #74500-15-011.
March 10, 2022
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Volcano overlooking green landscape and small bodies of water on a hazy day
Daniel Rasmussen, NMNH. Photo taken under Alaska Maritime National Wildlife Refuge Research and Monitoring Special Use Permit #74500-15-011.

A view over Fisher Caldera in the foreground, looking out to Shishaldin Volcano, at a distance in 2015. The gray and gloomy tone of the photo is characteristic of the weather in the Aleutians.

A new study, published today, March 10, in the journal Science, finds that, for the world’s most common type of volcano, magma with higher water content tends to be stored deeper in the Earth’s crust. The finding identifies what some scientists expect is the most important factor controlling the depth at which magma is stored and may bring experts one step closer to accurately forecasting volcanic eruptions.

SI-98-2022

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