Researchers describe why there’s no benefit to current claims blaming Earth’s magnetic poles for worldwide warming– and what those geomagnetic shifts truly imply.

A visualization of the magnetic lines of force surrounding Earth, called the magnetosphere. The electromagnetic field, believed to be produced by the motions of Earth’s molten core, secures Earth from the sun. It does not, nevertheless, trigger environment modification when it moves.

Illustration by MARK GARLICK, SCIENCE PHOTO LIBRARY

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