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Subduction Essay Topics & Paper Examples

Plate Tectonics Theory

‘Evaluate how plate tectonics theory helps our understanding of the distribution of seismic and volcanic events’ In 1912, Alfred Wegener published his theory that a single super continent named Pangaea once existed about 300 million years ago. He proposed that Pangaea then later split into two continents of Laurasia in the north and Gondwanaland in the south and that today’s continents were the result of further splitting of these two land masses. Where the plates split are known as plate boundaries. Wegener’s theory of continental drift was supported by both geological and biological evidence that these areas were once joined. The geological evidence included the rock sequences in Northern Scotland closely agreeing with those found in East Canada, indicating that…