YELLOWSTONE volcano geologists have to be on high alert when collecting data in the field as "unstable ground and unpredictable eruptions" can prove lethal.
Tuesday 28 July 2020
Yellowstone volcano: 'Unpredictable eruptions' keep USGS geologists on alert
YELLOWSTONE volcano geologists have to be on high alert when collecting data in the field as "unstable ground and unpredictable eruptions" can prove lethal.
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