• @macarthur_park@lemmy.world
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    565 months ago

    There’s an entire book dedicated to answering your question: The World Without Us.

    The Wikipedia article I linked summarizes a lot of the book, but I recommend reading it since the details are fascinating.

    TL;DR:

    The longest-lasting evidence on Earth of a human presence would be radioactive materials, ceramics, bronze statues, and Mount Rushmore. In space, the Pioneer plaques, the Voyager Golden Record, and radio waves would outlast the Earth itself.