North America's collision with a volcanic island chain caused huge blocks of ocean floor sediment to be thrust upon the eastern edge of North America, which formed the rising Taconic mountains, Brett explained.
(North America; formed; the rising Taconic mountains) (North America's collision with a volcanic island chain caused huge blocks of ocean floor sediment; explained; Brett) Context(North America 's collision with a volcanic island chain caused huge blocks of ocean floor sediment explained,List([0, 209))):(North America's collision with a volcanic island chain; caused; huge blocks of ocean floor sediment)
North America 's collision with a volcanic island chain caused huge blocks of ocean floor sediment explained,List([0, 209))
North America North America's collision with a volcanic island chain caused huge blocks of ocean floor sediment North America's collision with a volcanic island chain
formed explained caused
the rising Taconic mountains
Brett
huge blocks of ocean floor sediment