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    Chapter

    Archean Biofilms Preserved in the Swaziland Supergroup, South Africa

    The discovery of microfossils and stromatolites in Archean rocks of South Africa and Australia respectively (Awramik et al., 1983; Walsh and Lowe, 1985; Byerly et al., 1986; Walsh, 1992; Schopf, 1993; Westall ...

    Maud M. Walsh, Frances Westall in Fossil and Recent Biofilms (2003)

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    Chapter

    Fossil Biofilms and the Search for Life on Mars

    Microbial biofilms and mats are documented as fossils in rocks throughout the 3.5 b.y.-old morphological fossil record of life on Earth (Westall et al., 2000). The polymer-rich biofilms are, per se, highly robust...

    Frances Westall, Maud M. Walsh, Jan Toporski, Andrew Steele in Fossil and Recent Biofilms (2003)

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    Chapter

    The Versatility of Microorganisms

    Living organisms are ubiquitous; they are observed in almost every ecological niche, from the air to various habitats on land and deep in the oceans. The abiding presence of microorganisms has also a temporal ...

    Maud M. Walsh, Joseph Seckbach in Enigmatic Microorganisms and Life in Extreme Environments (1999)