title: Geochemistry. New players in an ancient cycle.
authors.affiliation: Nordic Center for Earth Evolution, Institute of Biology, University of Southern Denmark, 5230 Odense M, Denmark. bot@biology.sdu.dk
authors.forename: Bo
authors.initials: B
authors.lastname: Thamdrup
mesh_terms: D001105:Archaea / Q000378:metabolism; D001315:Australia; D003081:Cold Climate; D019015:Geologic Sediments / Q000737:chemistry* / Q000382:microbiology; D006862:Hydrogen Sulfide / Q000737:chemistry / Q000378:metabolism; D010084:Oxidation-Reduction; D013431:Sulfates / Q000378:metabolism*; D013455:Sulfur / Q000032:analysis / Q000378:metabolism*; D013460:Sulfur Isotopes / Q000032:analysis; D016999:Sulfur-Reducing Bacteria / Q000378:metabolism*
chemical_list: D013431:Sulfates; D013460:Sulfur Isotopes; D013455:Sulfur; D006862:Hydrogen Sulfide