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  1. No Access

    Article

    Origins of sulphate in Antarctic dry-valley soils as deduced from anomalous 17O compositions

    The dry valleys of Antarctica are some of the oldest terrestrial surfaces on the Earth. Despite much study of soil weathering and development, ecosystem dynamics and the occurrence of life in these extreme env...

    Huiming Bao, Douglas A. Campbell, James G. Bockheim, Mark H. Thiemens in Nature (2000)

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    Article

    Anomalous 17O compositions in massive sulphate deposits on the Earth

    The variation of δ18O that results from nearly all physical, biological and chemical processes on the Earth is approximately twice as large as the variation of δ17O. This so-called ‘mass-dependent’ fractionation ...

    Huiming Bao, Mark H. Thiemens, James Farquhar, Douglas A. Campbell… in Nature (2000)