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EESA06H3 (234)
Nick Eyles (205)
Chapter 1

Chapter 1

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University of Toronto Scarborough
Environmental Science
Nick Eyles

Introduction to Planet Earth Chapter One notes The word geology is derived from the Greek words geo and logos and means the study of the Earth Geology: the scientific study of the planet Earth Geologist: is a professional who studies the planet Earth The movement of continents on the Earths surface was suggested in the twentieth century by the German meteorologist Alfred Wegener, who wrote on continental drift in 1912. Wegener recognized that todays continents had previously been clustered together in a large land mass, but had subsequently moved apart. He called the land mass Pangea. Pangea: was the supercontinent that existed during the Palaeozoic and Mesozoic eras about 200 million years ago, before the component continents were separated into their current configuration. Wegeners idea (with great persistence and great amounts of time dedicated to collecting lots of evidence) ultimately allowed development of the plate tectonics theory. Canadian geophysicist J. Tuzo Wilson was responsible for bringing together several of the key elements in what we now know as plate tectonics theory. Geology involves vast great am
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