Tag: Tectonic Problems
October 21, 2014
Collision Course
About 470 million years ago, a volcanic arc collided with the continent Laurentia in what is today Ireland. In August 2014, more than a dozen…
Read MoreOctober 21, 2014
About 470 million years ago, a volcanic arc collided with the continent Laurentia in what is today Ireland. In August 2014, more than a dozen…
Read More