title: Astrobiology and Earth's geological record.
authors.affiliation: University of Nijmegen, Hilversum, The Netherlands. alan@sci.ru.nl
authors.forename: A W
authors.initials: AW
authors.lastname: Schwartz
mesh_terms: D018534:Earth, Planet; D018559:Exobiology; D055593:Geological Phenomena; D005844:Geology