Comet theory false: Doesn't explain Ice Age cold snap, Clovis changes, animal extinction

New research has demonstrated again that a comet didn't spark climate change at the end of the Ice Age, killing the Clovis peoples and causing mass animal extinction. Supposed impact indicators are too old or too young to indicate an ancient comet that proponents claim sparked a late Ice Age calamity, according to new research. The researchers found previous dating of Ice Age boundary layers by proponents contained widespread errors.

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