Hydrologist Carolyn Driedger, Cascades outreach coordinator for the U.S. Geological Survey, works in partnership with public officials, emergency planners and news media to advance the cause of volcano awareness.
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Hydrologist Carolyn Driedger, Cascades outreach coordinator for the U.S. Geological Survey, works in partnership with public officials, emergency planners and news media to advance the cause of volcano awareness.