U.S. Geological Survey/Alaska Volcano Observatory / University of Alaska Fairbanks Geophysical Institute / /
NaturalFeature
Alaska Peninsula / Douglas volcano / Fourpeaked volcano / Cape Douglas / Fourpeaked Mountain volcano / /
Organization
Volcano Observatory U.S. Department / NOAA National Climatic Data Center / Alaska Volcano Observatory/Alaska Division of Geological & Geophysical Surveys / University of Alaska Fairbanks Geophysical Institute / U.S. Department of the Interior / /
Person
Guy Tytgat / David Schneider / J.R. Schaefer / Seth Snedigar / /