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Since its early beginnings some 46 billion years ago the earth has been constantly changing its face Oceans have become deserts and what was once mountainous terrain has found itself submerged in salt water oceans Underwater volcanoes create new surfaces daily which one day may host a new species of life It is this metamorphic nature of the earth that interests geologists and paleontologists the world over What was the appearance of the primitive earth What changes must have taken place that resulted in the earth we know today These are some of the questions that scientists have been addressing for years There has been much speculation about the structural origins of the earth The most thought-provoking being the idea that at one stage in the earths history all the continents were joined together to form a single mass of land Francis Bacon first hypothesized the idea in the 1620s focusing on the parallel shores of South America and Africa But it wasnt until 1910 when Alfred Wegener scientifically considered the matter of a supercontinent which he called Pangea Stokes 1973 Since this time scientists have argued for and against Wegeners explanation of Pangea Today skeptics still argue the idea even in the face of overwhelming scientific data Fossil geologic and paleomagnetic data clearly validate Wegeners hypothesis- proving the existence of the super continent Wegener first envisioned that the landmass of Pangea split apart and assumed the current continental positions The driving force behind this magnificent change was what Wegener called continental drift As geological evidence to support the idea of continental drift he used the good fit of South America and Africa Stokes 1973 which suggests that the two continents used to be joined or were in close proximity to one another Opponents to continental drift believed that there was no mechanical mechanism capable of moving landmasses as large as continents The idea of huge bodies of
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