Synopsis
This is a pre-1923 historical reproduction that was curated for quality. Quality assurance was conducted on each of these books in an attempt to remove books with imperfections introduced by the digitization process. Though we have made best efforts - the books may have occasional errors that do not impede the reading experience. We believe this work is culturally important and have elected to bring the book back into print as part of our continuing commitment to the preservation of printed works worldwide.
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Book Description
The great mystery of nineteenth-century geology was the cause of the ice ages. Originally published in 1885, this multi-disciplinary investigation of glacial geology and botany uses data from around the world to venture a new theory, and to question some of the most important ideas of contemporary physics.
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