Download or read book Extinction written by Paul B. Wignall and published by Oxford University Press, USA. This book was released on 2019 with total page 145 pages. Available in PDF, EPUB and Kindle. Book excerpt: Extinction has occurred throughout the history of life, and nearly all the species that have ever existed have now disappeared. In this 'Very Short Introduction', Paul B. Wignall looks at the causes and nature of extinction events, what makes a species vulnerable, and the debates in modern science of the role of climate and humans.