Showing 101 - 120 results of 386 for search '"sulfur cycle"', query time: 0.14s Refine Results
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    Deep-Sea In Situ Insights into the Formation of Zero-Valent Sulfur Driven by a Bacterial Thiosulfate Oxidation Pathway by Ruining Cai, Wanying He, Rui Liu, Jing Zhang, Xin Zhang, Chaomin Sun

    Published 2022-08-01
    “…IMPORTANCE The contribution of microbes to the deep-sea cold seep sulfur cycle has received considerable attention in recent years. …”
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  13. 113

    Implications of sea-ice biogeochemistry for oceanic production and emissions of dimethyl sulfide in the Arctic by H. Hayashida, N. Steiner, A. Monahan, V. Galindo, M. Lizotte, M. Levasseur

    Published 2017-06-01
    “…In this study, we developed a coupled sea ice–ocean ecosystem–sulfur cycle model to investigate the potential impact of bottom-ice DMS and its precursor dimethylsulfoniopropionate (DMSP) on the oceanic production and emissions of DMS in the Arctic. …”
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  14. 114

    Climate Change Impacts on Natural Sulfur Production: Ocean Acidification and Community Shifts by Zachary M. Menzo, Scott Elliott, Corinne A. Hartin, Forrest M. Hoffman, Shanlin Wang

    Published 2018-05-01
    “…Ultimately, the present work attempts to include dynamic ESN within reduced-complexity simulations of the sulfur cycle, illustrating its impact on the global radiative budget.…”
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  15. 115

    A Critical Look at the Combined Use of Sulfur and Oxygen Isotopes to Study Microbial Metabolisms in Methane-Rich Environments by Gilad Antler, Gilad Antler, Gilad Antler, André Pellerin

    Published 2018-04-01
    “…Separating the contributions of anaerobic oxidation of methane and organoclastic sulfate reduction in the overall sedimentary sulfur cycle of marine sediments has benefited from advances in isotope biogeochemistry. …”
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  16. 116

    Turnover Rates of Intermediate Sulfur Species (Sx2-, S0, S2O32-, S4O62-, SO32-) in Anoxic Freshwater and Sediments by Alyssa J. Findlay, Alexey Kamyshny

    Published 2017-12-01
    “…The microbial reduction of sulfate to sulfide coupled to organic matter oxidation followed by the transformation of sulfide back to sulfate drives a dynamic sulfur cycle in a variety of environments. The oxidative part of the sulfur cycle in particular is difficult to constrain because the eight electron oxidation of sulfide to sulfate occurs stepwise via a suite of biological and chemical pathways and produces a wide variety of intermediates (Sx2-, S0, S2O32-, S4O62-, and SO32-), which may in turn be oxidized, reduced or disproportionated. …”
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    Assessment of Sulfate Sources under Cold Conditions as a Geochemical Proxy for the Origin of Sulfates in the Circumpolar Dunes on Mars by Anna Szynkiewicz, Janice L. Bishop

    Published 2021-05-01
    “…Combined with our improved geochemical model of the sulfur cycle for cold Antarctic settings, we propose that transient liquid water or frost was available in near-surface environments at the time of gypsum formation in the north polar region on Mars. …”
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  19. 119

    Sulfur Isotopic Composition of Gypsum from Paleocene, Northwest China: Implications for the Evolution of Eastern Paratethys Seawater by Jun Wang, Yangtong Cao

    Published 2022-08-01
    “…The variations in the sulfur isotope composition of marine sulfate reflect changes in the global sulfur cycle and are also closely related to changes in the atmospheric oxygen cycles. …”
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  20. 120

    Sedimentary pyrite sulfur isotopes track the local dynamics of the Peruvian oxygen minimum zone by Virgil Pasquier, David A. Fike, Itay Halevy

    Published 2021-07-01
    “…To explore the importance of local vs. global sulfur-cycle controls on variations in pyrite sulfur isotopes, the authors couple carbon-nitrogen-sulfur concentrations and stable isotopes of sediments from the Peruvian oxygen minimum zone, identifying a major role for the local organic carbon loading.…”
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