Wednesday, 11 September 2019

“Science is Amazing”: GeoGirls Explore Mount St. Helens During Outdoor Science and Technology Program - United States Geological Survey

“Science is Amazing”: GeoGirls Explore Mount St. Helens During Outdoor Science and Technology Program  United States Geological Survey

The GeoGirls hike the Pumice Plain at Mount St. Helens, examining lava outcrops and volcanic sediment.



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