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  1. Article

    Open Access

    Early warning signals of the termination of the African Humid Period(s)

    The transition from a humid green Sahara to today’s hyperarid conditions in northern Africa ~5.5 thousand years ago shows the dramatic environmental change to which human societies were exposed and had to adap...

    Martin H. Trauth, Asfawossen Asrat, Markus L. Fischer in Nature Communications (2024)

  2. Article

    Open Access

    Pleistocene climate variability in eastern Africa influenced hominin evolution

    Despite more than half a century of hominin fossil discoveries in eastern Africa, the regional environmental context of hominin evolution and dispersal is not well established due to the lack of continuous pal...

    Verena Foerster, Asfawossen Asrat, Christopher Bronk Ramsey in Nature Geoscience (2022)

  3. Article

    Open Access

    Hydroclimate changes in eastern Africa over the past 200,000 years may have influenced early human dispersal

    Reconstructions of climatic and environmental conditions can contribute to current debates about the factors that influenced early human dispersal within and beyond Africa. Here we analyse a 200,000-year multi...

    Frank Schaebitz, Asfawossen Asrat, Henry F. Lamb in Communications Earth & Environment (2021)

  4. No Access

    Article

    Classifying past climate change in the Chew Bahir basin, southern Ethiopia, using recurrence quantification analysis

    The Chew Bahir Drilling Project (CBDP) aims to test possible linkages between climate and evolution in Africa through the analysis of sediment cores that have recorded environmental changes in the Chew Bahir b...

    Martin H. Trauth, Asfawossen Asrat, Walter Duesing, Verena Foerster in Climate Dynamics (2019)