mtz Posted September 19 Share Posted September 19 https://www.labrujulaverde.com/en/2024/09/earth-had-a-ring-like-saturns-for-millions-of-years-and-its-shadow-triggered-an-ice-age/ https://en.wikipedia.org/wiki/Ordovician_meteor_event 4 1 Link to comment Share on other sites More sharing options...
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