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OverviewIn Catastrophes and Lesser Calamities, renowned geologist Tony Hallam takes us on a tour of the Earth's history, and of the cataclysmic events, as well as the more gradual extinctions, that have punctuated life on Earth throughout the past 500 million years. While comparable books in this field of study tend to promote only one likely cause of mass extinctions, such as extraterrestrial impact, volcanism, and or climatic cooling, Catastrophes and Lesser Calamities breaks new ground, as the first book to attempt an objective coverage of all likely causes, including sea-level and climatic changes, oxygen deficiency in the oceans, volcanic activity, and extraterrestrial impact. Hallam focuses on the so-called 'big five' mass extinctions, at the end of the Ordovician, Permian, Triassic, and Cretaceous periods, and the later Devonian, and he also includes less well-known examples where relevant. He devotes attention especially to the attempts by geologists to distinguish true catastrophes from more gradual extinction events, and he concludes with a discussion of the evolutionary significance of mass extinctions, and on the influence of Homo sapiens in causing extinctions within the last few thousand years, both on land and in the seas. Full Product DetailsAuthor: Tony HallamPublisher: Oxford University Press Imprint: Oxford University Press Dimensions: Width: 12.00cm , Height: 2.20cm , Length: 17.20cm Weight: 0.330kg ISBN: 9780198524977ISBN 10: 0198524978 Pages: 288 Publication Date: 01 November 2004 Audience: General/trade , Professional and scholarly , College/higher education , General , Professional & Vocational Format: Hardback Publisher's Status: Active Availability: To order ![]() Stock availability from the supplier is unknown. We will order it for you and ship this item to you once it is received by us. Table of Contents1. In search of possible causes of mass extinctions; 2. Historical background; 3. Evidence for catastrophic organic changes in the geological record; 4. Impact by comets and asteroids; 5. Sea-level changes; 6. Oxygen deficiency in the oceans; 7. Climate change; 8. Volcanic activity; 9. Pulling the strands together; 10. The evolutionary significance of mass extinctions; 11. The influence of humans; Notes and suggestions for further reading; References; Glossary; IndexReviewsThis book is a very welcome contribution to popular works on science. --Choice This book is a very welcome contribution to popular works on science. --Choice<br> """This book is a very welcome contribution to popular works on science.""--Choice" This book is a very welcome contribution to popular works on science. --Choice This book is a very welcome contribution to popular works on science. --Choice This book is a very welcome contribution to popular works on science. --Choice This book is a very welcome contribution to popular works on science. --Choice Author InformationTony Hallam is Emeritues Professor of Geology at the University of Birmingham and the author of a range of scientific books and papers including Great Geological Controversies (1992) and Mass Extinctions and their Aftermath (with Paul Wignall, 1997). Tab Content 6Author Website:Countries AvailableAll regions |