Volcano in Yellowstone

Volcano under Yellowstone bigger than previously thought

 Yellowstone's underground volcanic plumbing is bigger and better connected than scientists thought. They are getting a much better understanding of of the volcanic system.  Knowing the volume of the magma is important because then we can plan for future eruption. I think that this is important because we need to keep and eye on the volcano to make sure everything is going okay. Also because we need to be careful and make sure that if it does erupt no one is going to get hurt. 

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