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The Conversation USA

The Conversation USA

Does an anomaly in the Earth's magnetic field portend a coming pole reversal?

  • Written by John Tarduno, Professor of Geophysics, University of Rochester
imageWhat's north would become south.NASA , CC BY

The Earth is blanketed by a magnetic field. It’s what makes compasses point north, and protects our atmosphere from continual bombardment from space by charged particles such as protons. Without a magnetic field, our atmosphere would slowly be stripped away by harmful radiation, and life would...

Read more: Does an anomaly in the Earth's magnetic field portend a coming pole reversal?

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