Cockell, Charles Impossible extinction : natural catastrophes and the supremacy of the microbial world Charles S. Cockell - 1st ed - Cambridge Cambridge University Press 2003 - ix, 181 p. : ill. (some col.) ; 24 cm Includes index ISBN: 9780521817363 ISSN: 2002074046 Subjects--Topical Terms: Catastrophes (Geology)ExobiologyExtinction (Biology)Extreme environments - MicrobiologyMicrobial ecology Dewey Class. No.: 579.17 COC