• Landscape modification by Last Interglacial Neanderthals

    From Primum Sapienti@21:1/5 to All on Thu Feb 9 22:41:28 2023
    https://www.science.org/doi/epdf/10.1126/sciadv.abj5567
    15 Dec 2021
    Landscape modification by Last Interglacial Neanderthals

    Abstract
    Little is known about the antiquity, nature, and scale
    of Pleistocene hunter-gatherer impact on their ecosystems,
    despite the importance for studies of conservation and
    human evolution. Such impact is likely to be limited,
    mainly because of low population densities, and
    challenging to detect and interpret in terms of
    cause-effect dynamics. We present high-resolution
    paleoenvironmental and archaeological data from the Last
    Interglacial locality of Neumark-Nord (Germany). Among
    the factors that shaped vegetation structure and
    succession in this lake landscape, we identify a distinct
    ecological footprint of hominin activities, including
    fire use. We compare these data with evidence from
    archaeological and baseline sites from the same region.
    At Neumark-Nord, notably open vegetation coincides with
    a virtually continuous c. 2000-year-long hominin presence,
    and the comparative data strongly suggest that hominins
    were a contributing factor. With an age of c. 125,000
    years, Neumark-Nord provides an early example of a
    hominin role in vegetation transformation.

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  • From JTEM is so reasonable@21:1/5 to Primum Sapienti on Sat Feb 11 00:13:15 2023
    Primum Sapienti wrote:

    At Neumark-Nord, notably open vegetation coincides with
    a virtually continuous c. 2000-year-long hominin presence,
    and the comparative data strongly suggest that hominins
    were a contributing factor. With an age of c. 125,000
    years, Neumark-Nord provides an early example of a
    hominin role in vegetation transformation.

    Life transforms the earth, and always has.

    Oxidized iron is one of the early signs of life, as the atmosphere
    began to be saturated by the life forms releasing it as a waste
    gas...

    And the earth transforms life. Plate tectonics, volcanoes... these
    are enormous climate drivers; great big "Reset Buttons" for life.





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    https://jtem.tumblr.com/post/708904444757147648

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