" could also be linked to the emergence of red ochre handprints, the suggestion being that humans may have used the pigment as a sunscreen against the increased levels of ultraviolet radiation hitting the Earth as a result of the depletion of ozone."
interesting.
" could also be linked to the emergence of red ochre handprints, the suggestion being that humans may have used the pigment as a sunscreen against the increased levels of ultraviolet radiation hitting the Earth as a result of the depletion of ozone."
interesting.
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