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Alfred Wegener proposed the continental drift theory in 1912, suggesting that all continents were once part of a supercontinent called Pangaea, which began to break apart around 200 million years ago. His theory laid the groundwork for the modern theory of plate tectonics, supported by geographical, geological, climatic, and fossil evidence. Despite initial criticism regarding his proposed mechanisms, the development of plate tectonics in the 1960s validated many of Wegener
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- Nobra
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- EN