Support is growing for the idea that a late Precambrian ice sheet was so extensive that the surface of the world ocean was frozen.

Question

Quizplus · Accepted Answer

There is evidence supporting the theory that a late Precambrian ice sheet, known as the Snowball Earth hypothesis, covered much of the planet and resulted in a completely frozen world ocean. This theory is supported by geological and paleontological evidence.

Support Is Growing for the Idea That a Late Precambrian