Paleopocalypse! 42,000 years ago
A new paper has appeared in the prestigious journal Science, entitled, A global environmental crisis 42,000 years ago, by Prof Chris Turney of the University of New South Wales and others. The authors explain, in the paper, that evidence from ancient kauri trees in New Zealand, and other evidence, indicates that Earth’s magnetic poles flipped 42,000 years ago and this caused devastating problems for our ancient forebears. The pole-flip has been known for a while – it’s called the Laschamps excursion – but this new paper explains in detail […]