2006 | OriginalPaper | Chapter
Impacts and the Early Evolution of Life
Authors : Kevin Zahnle, Norman H. Sleep
Published in: Comets and the Origin and Evolution of Life
Publisher: Springer Berlin Heidelberg
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The K/T event shows that, even today, biospheric cratering is an important process. Impacts were much larger and more frequent on the early Earth. In all likelihood impacts posed the greatest challenge to the survival of early life.