The greatest mass extinction in Earths history happened some 251 million years ago. In this cataclysm at least 90 per cent of life was killed, both on land and in the sea, almost bringing evolution to a halt. What caused destruction on such an unimaginable scale? Was it the impact of a huge meteorite, or prolonged volcanic eruption in Siberia?


Format Häftad Omfång 352 sidor Språk Engelska Förlag Thames & Hudson Ltd Utgivningsdatum 2015-07-20 ISBN 9780500291931