Upload

Loading icon Loading...

This video is unavailable.

Volcano Hazards

Sign in to YouTube

Sign in with your Google Account (YouTube, Google+, Gmail, Orkut, Picasa, or Chrome) to like U.S. Geological Survey (USGS)'s video.

Sign in to YouTube

Sign in with your Google Account (YouTube, Google+, Gmail, Orkut, Picasa, or Chrome) to dislike U.S. Geological Survey (USGS)'s video.

Sign in to YouTube

Sign in with your Google Account (YouTube, Google+, Gmail, Orkut, Picasa, or Chrome) to add U.S. Geological Survey (USGS)'s video to your playlist.

Published on Aug 1, 2012

http://gallery.usgs.gov/videos/557

The United States has 169 active volcanoes. More than half of them could erupt explosively, sending ash up to 20,000 or 30,000 feet where commercial air traffic flies. USGS scientists are working to improve our understanding of volcano hazards to help protect communities and reduce the risks.
Video Sections:
-Volcanoes: Monitoring Volcanoes
-Volcanoes: National Volcano Early Warning System
-Volcanoes: Science for Public Safety

Loading icon Loading...

Loading icon Loading...

Loading icon Loading...

The interactive transcript could not be loaded.

Loading icon Loading...

Loading icon Loading...

Ratings have been disabled for this video.
Rating is available when the video has been rented.
This feature is not available right now. Please try again later.

All Comments

Comments are disabled for this video.
Loading...
Working...
to add this to Watch Later

Add to