COSMOGONIES, le blog d’Aurélien BARRAU, astrophysicien
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Luke Kemp
2019
Studying the demise of historic civilisations can tell us about the risk we face today, says collapse expert Luke Kemp. Worryingly, the signs are worsening.
COSMOGONIES, le blog d’Aurélien BARRAU, astrophysicien
2019