The last supercontinent, Pangaea, broke apart about 200 ... the continents will drive volcanic activity that “spews huge amounts of CO 2 up into the atmosphere,” says Farnsworth, and that ...

Ocean sea crust being formed at mid-ocean ridges, such as the Mid-Atlantic Ridge, is thinner than it was when Pangea covered a third of the Earth's surface, keeping it warm. Dietmar Müller ...

In the paper, a team of German and Australian scientists tallied up ... rift activity about 130 million years ago. Then, about 25,000 miles' worth of rifts tore apart the supercontinent Pangaea ...