The 20 most dangerous volcanoes in the US, ranked

A US Geological Survey list of volcano threats has been updated for the first time since 2005. California, Oregon, Washington, and Hawaii are at risk.

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A US Geological Survey list of volcano threats has been updated for the first time since 2005. California, Oregon, Washington, and Hawaii are at risk.

https://ift.tt/2SwmI5V December 27, 2019 at 01:37PM