earthquake, plate techtonics, prehistory, snowball earth, study

Plate Tectonics May Have Caused ‘Snowball Earth,’ Study Finds

About 700 million years ago, the Earth experienced unusual episodes of global cooling that geologists refer to as Snowball Earth. Several theories have been proposed to explain what triggered this dramatic cool down, which occurred during a geological era called the Neoproterozoic. In a new study published in the April issue of the journal Terra Nova, ...

Troy Oakes