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The supercontinent that included all of Earth's land surface about 200-300 million years ago.
The supercontinent that included all of Earth's land surface about 200-300 million years ago. When Alfred Wegener proposed his theory of continental drift, he suggested that today's continents had originally been a single landmass, before moving to their present positions. Several lines of evidence, including fossils, geological and geomagnetic data, all now suggest that he was right.
When Alfred Wegener proposed his theory of continental drift, he suggested that today's continents had originally been a single landmass, before moving to their present positions. Several lines of evidence, including fossils, geological and geomagnetic data, all now suggest that he was right.