Pavlof Sister (left) and Pavlof Volcano (on right, with vapor plume). Photo taken July 22, 2017 by Pavel Izbekov, UAFGI/AVO.
Credit: Image courtesy of the AVO/UAF-GI.
Use Restriction: Please cite the photographer and the Alaska Volcano Observatory / University of Alaska Fairbanks, Geophysical Institute when using this image.
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