Will the poles switching cause problems?

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Listener Ray asked us: " The Earth has apparently reversed its polarity fairly regularly, and is perhaps overdue for the next instance. Is anything known about how this will happen, and the effects? How will it affect our reliance on technology?" We put Ray's question to Richard Harrison, Head of the Department of Earth Sciences at the University of Cambridge, and he gave us a flipping good answer... Like this podcast? Please help us by supporting the Naked Scientists

26 Jan 2020 English United Kingdom Science

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