“This is kind of the smoking gun,” says geochemist Annie Bauer of the University of Wisconsin-Madison, who was not part of the new study. “This is the most important evidence we can get [of early plate motion].”
“This is kind of the smoking gun,” says geochemist Annie Bauer of the University of Wisconsin-Madison, who was not part of the new study. “This is the most important evidence we can get [of early plate motion].”