Cooling of Earth caused by eruptions, not meteors Analysis of sediment found in Hall’s cave shows volcanic eruptions responsible for cooling of Earth around 13,000 years ago https://scienmag.com/cooling-of-earth-caused-by-eruptions-not-meteors/ I think the jury's still out on whether this is incontrovertible evidence for their conclusions, but the study is interesting.
Jerry Atkinson.
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