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Theory of the Earth

work by Hutton

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James Hutton's "Theory of the Earth" proposed that the Earth's features are shaped by natural processes operating over vast geologic time. This concept, known as uniformitarianism, suggests that the processes we observe today, such as erosion and volcanism, have operated consistently throughout Earth's history. Hutton argued that rocks form from accumulated sediments solidified by heat and pressure, and new land surfaces are created by volcanic activity. He posited that these processes are cyclical, implying an inconceivably ancient Earth, a radical departure from the prevailing belief in a young Earth. His work, though initially difficult to understand, laid the foundation for modern geology.12

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