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Showing 1–3 of 3 results
Advanced filters: Author: "Gesine Mollenhauer" Clear advanced filters

  • Ancient, rock-derived organic matter is consumed by micro-organisms in Arctic fjord sediments despite its presumed limited bioavailability, representing a potential source of greenhouse gas emissions, according to compound-specific radiocarbon analyses of lipids from living bacteria.

    • Manuel Ruben
    • Jens Hefter
    • Gesine Mollenhauer
    ResearchOpen Access
    Nature Geoscience
    Volume: 16, P: 625-630

  • Permafrost-derived carbon (C) may have been an additional source of greenhouse gases during the last glacial-interglacial transition. Here the authors show that ancient C from degrading permafrost was mobilised during phases of rapid sea-level rise, partially explaining changes in atmospheric CO2 and ∆14C.

    • Maria Winterfeld
    • Gesine Mollenhauer
    • Ralf Tiedemann
    ResearchOpen Access
    Nature Communications
    Volume: 9, P: 1-12