How a huge landslide shaped Zion National Park
Tuesday, May 31, 2016 - 04:01
in Earth & Climate
A Utah mountainside collapsed 4,800 years ago in a gargantuan landslide known as a “rock avalanche,” creating the flat floor of what is now Zion National Park by damming the Virgin River to create a lake that existed for 700 years. Those are key conclusions of a new University of Utah study that provides the […]