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Charles Lyell

Sir Charles Lyell, 1st Baronet, (14 November 1797 - 22 February 1875) was a Scottish geologist who demonstrated the power of known natural causes in explaining the earth's history. He is best known today for his association with Charles Darwin and as the author of Principles of Geology (1830-33), which presented to a wide public audience the idea that the earth was shaped by the same natural processes still in operation today, operating at similar intensities.

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