Extinction: how life on earth nearly ended 250 million years ago - updated edition
Auteur :
Erwin, Douglas H.
Éditeur :
Princeton University Press
ISBN :
9780691165653
Date de publication :
22 mars 2015
Dimensions :
21,6 x 14,0 cm
Poids :
255 g
Format :
Trade paperback (US)
Langue :
Anglais
Pays d'origine :
USA
Some 250 million years ago, the earth suffered the greatest biological crisis in its history. Around 95 percent of all living species died out--a global catastrophe far greater than the dinosaurs' demise 185 million years later. How this happened remains a mystery. But there are many competing theories. Some blame huge volcanic eruptions that cover