Tuesday, April 21, 2009

Redoubt Volcano: Perfect Outdoor Classroom

Redoubt Volcano has put on a modest show for watchers mostly due to the endless periods of poor visibility. For volcanologists, it's been a very willing subject. Redoubt is a stratovolcano, rather ordinary, but subject to catastrophic explosive eruptions and, therefore, very dangerous. Thankfully, scientists know enough about the behavior of volcanoes to recognize the high risk factors and plan their on-site visits accordingly. Still, they also know that work on Redoubt's slopes or in the skies above the cone always presents serious danger.

Weather conditions have improved significantly so you can find several photographs on the Alaska Volcano Observatory's Redoubt website. Those interested in learning more about the science behind the images will find a world of information there as well.

Redoubt is building a significant lava dome in its summit crater. Such activity often preceeds explosive eruptions. I think we'll be hearing more than rumbling from this volcano in the near future.

Photo: David Wartinbee

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