Frozen Earth: The Once and Future Story of Ice Ages, With a New Preface Format:Paperback include iconic species such as

include iconic species such as the Northern Cardinal

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Frozen Earth: The Once and Future Story of Ice Ages, With a New Preface Format:Paperback include iconic species such asIn this engrossing and accessible book, Doug Macdougall explores the causes and effects of ice ages that have gripped our planet throughout its history, from the earliest known glaciation nearly three billion years ago to the present. Following the development of scientific ideas about these dramatic events, Macdougall traces the lives of many of the brilliant and intriguing characters who have contributed to the evolving understanding of how ice ages