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Unformatted text preview: Michael Bustin 10/29/09 Earth, but not as we know it Matthew Knight interviewed Dr. Jan Zalasiewicz because of the release of Zalasiewiczs new book called The Earth After Us -- What legacy will humans leave in the rocks? Dr. Jan Zalasiewicz is lecturer at the University of Leicester in the Untied Kingdom (Knight). The book is about how the earth has kept the history of the entire planet and how it will include what occurred within our existence when we become extinct within rocks. In the interview Knight asks Zalasiewicz a series of geological questions to reveal some of the meat of the book. Knight begins the interview by asking Zalasiewicz, How far does our geological knowledge go back? Zalasiewicz responds by telling Knight how geologists can estimate the earth to be at least 4.5 billion years old (Knight). They can do this because geologists have found meteorites within the earth and can date them back that long. Zalasiewicz also points out that certain crystals that are native to the planet have been found that date back at...
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- Fall '09