About 700 million years ago, the Earth experienced unusual episodes of global cooling that geologists refer to as ‘Snowball Earth.’ Geologists now suggest that those major climate changes can be linked to one thing: the advent of plate tectonics.
About 700 million years ago, the Earth experienced unusual episodes of global cooling that geologists refer to as ‘Snowball Earth.’ Geologists now suggest that those major climate changes can be linked to one thing: the advent of plate tectonics.